quy trinh an toan dien 2012

TP ON IN LC VIT NAM QUY TRNH AN TON IN

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Ngy sa i: 07/12/2011 Ln sa i: 02 Ngy hiu lc: 01/04/2012

TM TT SA ILN SA NGY SA TM TT NI DUNG SA I

02

07/12/2011 Thay th Quy trnh k thut an ton in trong cng tc qun l, vn hnh, sa cha, xy dng ng dy v trm in ban hnh km theo Quyt nh s 1018/Q-EVN ngy 13 thng 6 nm 2008 ca Tp on in lc Vit Nam ph hp vi iu l t chc v hot ng ca EVN ban hnh km theo Quyt nh s 857/Q-TTg ngy 06 thng 6 nm 2011 ca Th tng Chnh ph v cc quy nh ca php lut c lin quan.

I. MC CH m bo an ton in khi thc hin cc cng vic qun l vn hnh, th nghim, sa cha, xy dng ng dy dn in, thit b in ca Tp on in lc Vit Nam. II. CC TI LIU LIN QUAN - Lut in lc ngy 03 thng 12 nm 2004. - Quy chun k thut quc gia v an ton in (QCVN 01: 2008/BCT) ban hnh theo Quyt nh s 12/2008/Q-BCT ngy 17 thng 6 nm 2008 ca B trng B Cng Thng. - Quy phm trang b in ban hnh ban hnh km theo Quyt nh s 19/2006/Q-BCN ngy 11 thng 7 nm 2006 ca B trng B Cng nghip (nay l B Cng Thng). - Quy chun k thut quc gia v k thut in ban hnh theo Thng t s 40/2009/TT-BCT ngy 31 thng 12 nm 2009 ca B trng B Cng Thng. - Quy trnh Thao tc h thng in quc gia ban hnh theo Quyt nh s 16/2007/Q-BCN ngy 28 thng 3 nm 2007 ca B trng B Cng nghip (nay l B Cng Thng). - Quy trnh X l s c h thng in quc gia ban hnh km theo Quyt nh s 13/2007/Q-BCN ngy 13 thng 3 nm 2007 ca B trng B Cng nghip (nay l B Cng Thng). III. TRCH NHIM Cc Ph Tng Gim c, Chnh Vn phng, Trng cc Ban ca c quan Tp on v Th trng cc n v trc thuc Tp on in lc Vit Nam, Th trng cc cng ty con do Tp on in lc Vit Nam nm gi 100% vn iu l, Ngi i din phn vn, c phn ca Tp on in lc Vit Nam ti cc cng ty con, cng ty lin kt v cc t chc, c nhn c lin quan n m bo an ton in khi


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thc hin cng vic thit b in, h thng in do Tp on in lc Vit Nam qun l c trch nhim thi hnh Quy trnh ny. IV. NI DUNG QUY TRNH CHNG I QUY NH CHUNG iu 1. Phm vi iu chnh Quy trnh ny quy nh v cc nguyn tc, bin php m bo an ton in khi thc hin cng vic qun l vn hnh, th nghim, sa cha, xy dng ng dy dn in, thit b in v cc cng vic khc theo quy nh ca php lut thit b in, h thng in do Tp on in lc Vit Nam qun l. iu 2. i tng p dng 1. Tp on in lc Vit Nam, cc n v trc thuc, cc cng ty con do EVN nm gi 100% vn iu l, Ngi i din phn vn ca EVN ti cng ty con, cng ty lin kt. 2. Cc t chc, c quan, n v, c nhn khc (khng phi l cc n v, c nhn quy nh ti Khon 1, iu 2) khi n lm vic cng trnh v thit b in thuc quyn qun l ca EVN, cc n v trc thuc, cc cng ty con do EVN nm gi 100% vn iu l. iu 3. nh ngha v ch vit tt Trong Quy trnh ny, cc t ng v ch vit tt di y c hiu nh sau: 1. EVN: Tp on in lc Vit Nam 2. Ngi s dng lao ng l ngi i din theo php lut hoc theo u quyn ca cc t chc, c quan, n v trc tip qun l v s dng lao ng. 3. Ngi lnh o cng vic l ngi ch o chung khi cng vic do nhiu n v cng tc ca cng mt t chc hot ng in lc thc hin. 4. Ngi ch huy trc tip l ngi c trch nhim phn cng cng vic, ch huy v gim st nhn vin n v cng tc trong sut qu trnh thc hin cng vic. 5. Ngi cp phiu cng tc l ngi ca n v trc tip vn hnh c giao nhim v cp phiu cng tc theo quy nh ca Quy trnh ny. 6. Ngi cho php l ngi thc hin th tc cho php n v cng tc vo lm vic khi hin trng cng tc m bo an ton v in. 7. Ngi gim st an ton in l ngi c kin thc v an ton in, c hun luyn, ch nh v thc hin vic gim st an ton in cho n v cng tc.


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8. Ngi cnh gii l ngi c ch nh v thc hin vic theo di v cnh bo an ton lin quan n ni lm vic i vi cng ng. 9. n v cng tc l n v thc hin cng vic sa cha, th nghim, xy lp v.v. Mi n v cng tc phi c ti thiu 2 ngi, trong phi c 1 ngi ch huy trc tip chu trch nhim chung. 10. n v lm cng vic l n v c quyn v trch nhim c ra n v cng tc thc hin cng vic sa cha, th nghim, xy lp v.v. 11. n v qun l vn hnh l n v trc tip thc hin cng vic qun l, vn hnh cc thit b in, ng dy dn in. 12. n v trc thuc, Cng ty con, Cng ty lin kt l cc n v quy nh theo iu l t chc v hot ng ca EVN c ph duyt ti Quyt nh s 857/Q-TTg ngy 06 thng 6 nm 2011 ca Th tng Chnh ph. 13. Nhn vin n v cng tc l ngi ca n v cng tc trc tip thc hin cng vic do ngi ch huy trc tip phn cng. 14. Lm vic c in l cng vic lm thit b ang mang in, c s dng cc trang b, dng c chuyn dng. 15. Lm vic c ct in hon ton l cng vic lm thit b in ngoi tri hoc trong nh c ct in t mi pha (k c u vo ca ng dy trn khng v ng cp), cc li i ra phn phn phi ngoi tri hoc thng sang phng bn cnh ang c in kho ca; trong trng hp c bit th ch c ngun in h p tin hnh cng vic. 16. Lm vic c ct in mt phn l cng vic lm thit b in ngoi tri hoc trong nh ch c mt phn c ct in lm vic hoc thit b in c ct in hon ton nhng cc li i ra phn phn phi ngoi tri hoc thng sang phng bn cnh c in vn m ca. 17. Phng tin bo v c nhn l trang b m nhn vin n v cng tc phi s dng phng nga tai nn cho chnh mnh. 18. Xe chuyn dng l loi xe c trang b phng tin s dng cho mc ch ring bit. 19. Ct in l cch ly phn ang mang in khi ngun in. 20. Trm cch in kh (Gas insulated substation - GIS) l trm thu gn t trong bung kim loi c ni t, cch in cho cc thit b in chnh ca trm bng cht kh nn (khng phi l khng kh). 21. in h p l in p di 1000V. 22. in cao p l in p t 1000V tr ln.


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iu 4. Nhng quy nh chung m bo an ton in 1. Mi cng vic khi tin hnh trn thit b v vt liu in, gn hoc lin quan n thit b in v vt liu in ang mang in u phi thc hin theo phiu cng tc hoc lnh cng tc. 2. Cm ra mnh lnh hoc giao cng vic cho nhng ngi cha c hun luyn, kim tra t yu cu Quy trnh ny v cc quy trnh c lin quan, cha bit r nhng vic s phi lm. 3. Nhng mnh lnh khng ng Quy trnh ny v cc quy trnh c lin quan khc, c nguy c mt an ton cho ngi hoc thit b th ngi nhn lnh c quyn khng chp hnh, nu ngi ra lnh khng chp thun th ngi nhn lnh c quyn bo co vi cp trn. 4. Khi pht hin cn b, cng nhn vi phm Quy trnh ny v cc quy trnh c lin quan khc, c nguy c e da n tnh mng con ngi v an ton thit b, ngi pht hin phi lp tc ngn chn v bo co vi cp c thm quyn. 5. Ngi trc tip lm cng tc qun l vn hnh, kinh doanh, th nghim, sa cha, xy lp in phi c giy chng nhn sc khe tiu chun theo yu cu cng vic do c quan y t c thm quyn cp theo quy nh hin hnh. 6. Nhn vin mi phi qua thi gian km cp ca nhn vin c kinh nghim c trnh k thut v an ton theo yu cu ca cng vic, sau phi c kim tra bng bi vit v vn p trc tip, t yu cu mi c giao nhim v. 7. Qun c, ph qun c phn xng (hoc cp tng ng), i trng, i ph i sn xut, k thut vin, k s trc tip sn xut, cng nhn (nhn vin) phi c hun luyn, kim tra v an ton lao ng v quy trnh ny mi nm 01 ln vo Qu 1. Gim c, Ph Gim c k thut cp Cng ty (hoc n v tng ng) cng nhn kt qu hun luyn, xp bc an ton in, lu gi theo quy nh ca c quan Nh nc c thm quyn. Bc an ton in c xp t bc 1 n bc 5 quy nh ti Ph lc 1 ca Quy trnh ny. 8. Khi pht hin c ngi b in git, trong bt k trng hp no ngi pht hin cng phi tm bin php nhanh nht tch nn nhn ra khi mch in v cu cha ngi b nn. Phng php cu cha ngi b in git c hng dn Ph lc 2 ca Quy trnh ny. iu 5. Trch nhim m bo an ton ca cc cp qun l v ngi lao ng 1. Gim c, Ph Gim c, Th trng n v trc tip s dng lao ng; Ngi qun l, iu hnh trc tip cc cng trng, phn xng hoc cc b phn tng ng c nhim v ra cc bin php an ton lao ng, kim tra v gim st thc hin cc bin php an ton trong n v mnh, ng thi phi chu hon ton trch nhim v nhng bin php an ton m mnh ra.


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2. Cn b an ton cc cp c nhim v kim tra, gim st cc bin php an ton ra v ghi thng bo an ton nhc nh khi pht hin nhng vi phm c th dn n mt an ton. Trong trng hp vi phm cc bin php an ton c th dn n tai nn, s c th c quyn lp bin bn v nh ch cng vic thc hin , ng cc bin php an ton, ng thi phi chu hon ton trch nhim v quyt nh ca mnh. 3. B phn hoc c nhn trc tip thc hin nhim v ch c tin hnh cng vic khi thc hin v ng cc bin php an ton ra. Trong trng hp vi phm bin php an ton b pht hin, lp bin bn, nh ch cng vic th phi ngay lp tc thc hin , ng cc bin php an ton ra hoc c yu cu. Ch c tip tc tin hnh cng vic sau khi lm , ng cc quy nh v an ton v c cn b an ton chp thun. CHNG II THAO TC THIT B IN iu 6. Quy nh chung 1. Trong ch bnh thng, cc thao tc thit b in cao p u phi lp v thc hin theo phiu thao tc quy nh trong Quy trnh Thao tc h thng in quc gia. 2. Trong ch s c, thao tc cc thit b in thc hin theo Quy trnh X l s c h thng in quc gia. 3. Thao tc ng, ct in thit b in cao p, t nht phi do hai ngi thc hin (tr trng hp thit b c trang b c bit v c quy trnh thao tc ring). Nhng ngi ny phi hiu r s v v tr ca thit b ti hin trng, mt ngi thao tc v mt ngi gim st thao tc. Ngi thao tc phi c bc 3 an ton in tr ln, ngi gim st thao tc phi c bc 4 an ton in tr ln. 4. Trng hp c bit, nu thao tc ni c kh nng khng lin lc c th cho php thao tc theo gi hn trc, nhng phi so v chnh li gi cho thng nht vi ng h ca ngi ra lnh. Nu v l do no m sai hn th cm thao tc. 5. Cm ng, ct in bng so thao tc v dao cch ly thao tc trc tip ti ch hoc thay dy ch i vi thit b ngoi tri trong lc ma to nc chy thnh dng trn thit b, dng c an ton hoc ang c ging st. 6. Dao cch ly c php thao tc khng in hoc thao tc c in khi dng in thao tc nh hn dng in cho php theo quy trnh vn hnh ca dao cch ly do n v qun l vn hnh ban hnh. Cc trng hp dng dao cch ly tin


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hnh cc thao tc c in c quy nh c th trong Quy trnh Thao tc h thng in quc gia. 7. Trng hp c bit c php ng, ct dao cch ly khi tri ma, ging nhng ng dy khng c in v thay dy ch ca my bin p, my bin in p vo lc kh hu m, t sau khi ct dao cch ly c hai pha cao p v h p ca my bin p, my bin in p. 8. Nu xy ra tai nn, s c hoc c th gy ra mt an ton cho ngi v h hng thit b th nhn vin vn hnh c php ct cc my ct, dao cch ly m khng phi c lnh hoc phiu, nhng sau phi bo co cho nhn vin vn hnh cp trn v ngi ph trch trc tip ca mnh bit ni dung nhng vic lm, sau phi ghi y vo s nht k vn hnh. 9. Phiu thao tc thc hin xong phi c lu t nht 03 thng. Trng hp thao tc c lin quan n s c, tai nn th cc phiu thao tc c lin quan phi c lu trong h s iu tra s c, tai nn lao ng ca n v. iu 7. Trch nhim ca nhng ngi thc hin 1. Ngi ra lnh thao tc phi hiu r trnh t tin hnh tt c cc bc thao tc d kin, iu kin cho php thc hin theo tnh trng s thc t v ch vn hnh thit b. Khi truyn t lnh, ngi ra lnh phi ni r h tn mnh v xc nh r h tn, chc danh ca ngi nhn lnh. Lnh thao tc phi c ghi m v ghi chp y . 2. Ngi nhn lnh thao tc (ngi gim st thao tc) phi nhc li ton b lnh, ghi chp y trnh t thao tc, tn ngi ra lnh v thi im yu cu thao tc. Khi cha hiu r lnh thao tc th c quyn ngh ngi ra lnh gii thch. Ch khi ngi ra lnh xc nh hon ton ng v cho php thao tc th ngi gim st thao tc v ngi thao tc mi c tin hnh thao tc. Thao tc xong phi ghi li thi im kt thc v bo co li cho ngi ra lnh. Trng hp ngi nhn lnh thao tc khng phi l ngi gim st thao tc th ngi nhn chuyn lnh thao tc phi ghi y lnh vo s nht k vn hnh v ghi m, c trch nhim chuyn ngay lnh thao tc n ng ngi gim st thao tc. 3. Trong iu kin vn hnh bnh thng ngi gim st thao tc v ngi thao tc phi thc hin nhng quy nh sau: a) Khi nhn phiu thao tc phi c k v kim tra li ni dung thao tc theo s , nu cha r th phi hi li ngi ra lnh. Nu nhn lnh bng in thoi th ngi gim st thao tc phi ghi y lnh v nhc li tng ng tc trong in thoi, ghi tn ngi ra lnh, nhn lnh, ngy, gi truyn lnh vo phiu thao tc, s nht k vn hnh; b) Ngi gim st thao tc v ngi thao tc, sau khi xem xt khng cn thc


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mc cng k vo phiu, mang phiu n a im thao tc; c) Ti ni (v tr) thao tc phi kim tra li mt ln na theo s (nu c) v i chiu v tr thit b trn thc t ng vi ni dung ghi trong phiu, ng thi kim tra xung quanh hay trn thit b cn g tr ngi khng, sau mi c php thao tc; d) Ngi gim st thao tc c to tng ng tc theo th t ghi trong phiu. Ngi thao tc phi nhc li, ngi gim st thao tc ra lnh ng hoc ct ngi thao tc mi c lm ng tc. Mi ng tc thc hin xong, ngi gim st u phi nh du (x) vo mc tng ng trong phiu; e) Trong khi thao tc, nu nghi ng ng tc va thc hin th phi ngng ngay cng vic kim tra li ton b, nu khng c bt thng th mi tip tc tin hnh; f) Nu thao tc sai hoc gy s c th phi ngng ngay vic thc hin theo phiu thao tc v bo co cho ngi ra lnh bit. Vic thc hin tip thao tc phi tin hnh theo mt phiu mi; g) Sau khi thao tc ct in lm vic, b phn truyn ng ca dao cch ly phi treo bin bo Cm ng in! C ngi ang lm vic v phi c thm bin php tng cng (kho tay truyn ng, t tm lt, c ngi canh gc v.v) khng th ng dao a in vo thit b c ngi ang lm vic. h) ng, ct dao cch ly ti ch trc tip bng tay phi mang gng tay cch in v i ng cch in (hoc mang gng tay cch in v ng trn gh cch in). Ch c ng, ct dao cch ly (hoc cu ch t ri) trn ct bng so cch in vi iu kin khong cch t phn dn in thp nht ca cc thit b ny n ngi thao tc khng nh hn 3,0m, trong trng hp ny ngi thao tc phi mang gng tay cch in. 4. Trong mi trng hp, ngi ra lnh thao tc, ngi gim st thao tc, ngi thao tc, ngi nhn chuyn lnh thao tc (nu c) phi chu trch nhim v vic thao tc cc thit b in. Ch c cho l hon thnh nhim v khi ngi gim st thao tc bo co cho ngi ra lnh thao tc thao tc xong. CHNG III BIN PHP K THUT CHUN B NI LM VIC M BO AN TON KHI TIN HNH CNG VIC Mc 1 QUY NH CHUNG iu 8. Bin php k thut chung Nhng bin php k thut chun b ni lm vic phi ct in bao gm:


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1. Ct in v ngn chn c in tr li ni lm vic. 2. Kim tra khng cn in. 3. t (lm) tip t. 4. t (lm) ro chn; treo bin bo, tn hiu. Nu ct in hon ton th khng phi lm ro chn. Bin bo an ton v in quy nh ti Ph lc 3 ca Quy trnh ny. Mc 2 CT IN V NGN CHN C IN TR LI NI LM VIC iu 9. Ct in m bo an ton khi lm cng vic 1. Nhng phn c in m ti s tin hnh cng vic. 2. Nhng phn c in m khi lm vic khng th trnh c va chm hoc vi phm khong cch quy nh nh sau: Cp in p (kV) Khong cch n phn mang in (m) n 15 0,7 Trn 15 n 35 1,0 Trn 35 n 110 1,5 220 2,5 500 4,5 3. Trng hp khng th ct in c. a) Nhng khi lm vic vn c kh nng vi phm khong cch quy nh ti Khon 2, iu 9 th phi lm ro chn. Khong cch nh nht t ro chn n phn mang in quy nh nh sau: Cp in p (kV) Khong cch nh nht (m) n 15 0,35 Trn 15 n 35 0,6 Trn 35 n 110 1,5 220 2,5 500 4,5 b) Yu cu, cch thc t ro chn c xc nh tu theo iu kin c th v tnh cht cng vic, do ngi chun b ni lm vic, ngi cho php hay ngi ch huy trc tip chu trch nhim. iu 10. Ct in lm cng vic Ct in lm cng vic phi thc hin nh sau: 1. Phn thit b tin hnh cng vic phi c nhn thy r cch ly khi cc phn c in t mi pha bng cch ct dao cch ly, tho cu ch, tho u cp, tho thanh ci (tr trm GIS).


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2. Cm ct in lm vic ch bng my ct, dao ph ti v dao cch ly c b truyn ng t ng. 3. Phi ngn chn c nhng ngun in cao, h p qua cc my bin p lc, my bin p o lng, my pht in khc c in ngc tr li gy nguy him cho ngi lm vic. i vi nhng my pht in diesel hoc nhng my pht in bng ngun nng lng s cp khc khi hot ng phi tch ring r, hon ton c lp (k c phn trung tnh) vi phn thit b ang c ngi lm vic. 4. Nu ct in bng my ct v dao cch ly c b truyn ng iu khin t xa th phi kho mch iu khin cc thit b ny, bao gm: ct aptomat, g cu ch v.v. i vi dao cch ly thao tc trc tip bng tay, sau khi ct in phi kim tra li dao v tr ct v c gii php nh im g, Khon 4, iu 7 khng th ng in tr li. 5. Ct in do nhn vin vn hnh m nhim. Cm u nhim vic thao tc ct, ng cho ngi ca n v cng tc, tr trng hp ngi thc hin thao tc c hun luyn, kim tra cng nhn chc danh vn hnh v c php ca n v vn hnh. 6. Ct in tng phn lm vic phi giao cho nhn vin vn hnh nm vng s v v tr thc t ca thit b ngn nga kh nng nhm ln, gy nguy him cho n v cng tc. 7. Ngi thc hin thao tc ct in phi treo bin: Cm ng in! C ngi ang lm vic cc b phn truyn ng ca cc my ct, dao cch ly v.v m t c th ng in n ni lm vic. Vi cc dao cch ly mt pha, phi treo bin bo tng pha. Ch c ngi treo bin hoc ngi c ch nh thay th mi c tho cc bin bo ny. Khi lm vic trn ng dy th dao cch ly ng dy treo bin Cm ng in! C ngi ang lm vic trn dy dn. Mc 3 KIM TRA KHNG CN IN iu 11. Kim tra khng cn in 1. Ngi thc hin thao tc ct in ng thi phi tin hnh kim tra khng cn in cc thit b ct in. 2. Kim tra khng cn in bng thit b th in chuyn dng ph hp vi in p danh nh ca thit b in cn th, nh bt th in, ci th in; phi th tt c cc pha v cc pha vo, ra ca thit b in.


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3. Cm cn c tn hiu n, r le, ng h xc nhn thit b in khng cn in, nhng nu n, r le, ng h bo tn hiu c in th phi xem nh thit b vn c in. 4. Phi kim tra thit b th ni c in trc, sau mi th ni khng cn in. Nu ni lm vic khng c in th th c th ni khc trc lc th ni lm vic v phi bo qun tt thit b th in khi chuyn ch. Mc 4 TIP T iu 12. Tip t ni lm vic c ct in Ni lm vic c ct in, v tr tip t phi thc hin nh sau: 1. Th ht in ngay trc khi tip t. 2. Tip t tt c cc pha ca thit b v pha c kh nng dn in n. 3. m bo khong cch an ton i vi phn cn mang in. 4. m bo cho ton b n v cng tc nm trn trong vng bo v ca ni t. iu 13. Tip t khi lm vic trm bin p phn phi hoc t phn phi 1. Khi lm cng vic c ct in hon ton c php ch phi tip t thanh ci v mch u trn s tin hnh cng vic. Nu chuyn sang lm vic mch u khc th mch u s lm vic phi tip t, trong trng hp ny ch c lm vic trn mch u c tip t. 2. Khi sa cha thanh ci c phn on th trn mi phn on phi c mt b tip t. iu 14. Tip t khi lm vic trn ng dy ng dy ct in (hoc ang xy dng mi) c tip xc hay n gn dy dn (k c khi mang dng c) vi khong cch theo quy nh ti Khon 2, iu 9 c thc hin nh sau: 1. Ti v tr lm vic phi c tip t dy dn, nu tip t ny cn tr n cng vic th c php lm v tr lin k gn nht v tr lm vic v pha ngun in n. Khi cng vic c tho ri dy dn th phi tip t hai pha ch nh tho ri trc khi tho. 2. Khi ch lm vic ti (hoc gn k c khi mang dng c) dy dn mt pha ca ng dy trn khng in p t 35kV tr ln th ti ni lm vic ch cn tip t dy dn ca pha vi iu kin khong cch gia dy dn cc pha khng nh


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hn 2,0m i vi ng dy 35kV; 3,0m i vi ng dy 110kV; 5,0m i vi ng dy 220kV; 10,0m i vi ng dy 500kV. Ch c lm vic dy dn ca pha tip t, dy dn ca hai pha khng tip t phi c coi nh c in. 3. Khi cng lm vic nhiu v tr trn mt on ng dy khng c nhnh r phi lm tip t hai u khu vc lm vic, khong cch xa nht gia hai b tip t khng ln hn 2km. Nu on ng dy ni trn i bn cnh (song song) hoc giao cho vi ng dy cao p c in th khong cch xa nht gia hai b tip t khng ln hn 500m. 4. Khi lm vic ti khong ct vt sng ln th phi tip t ti ct vt v ct hm lin k c hai pha. 5. Trng hp trong on ng dy c nhnh r m khng ct c dao cch ly th mi nhnh phi lm mt b tip t u nhnh. 6. i vi nhnh r vo trm, nu di khng qu 200m phi lm mt b tip t pha ngun in n v u kia phi ct dao cch ly vo my bin p. 7. i vi ng cp ngm phi lm tip t hai u ca on cp tin hnh cng vic. Trng hp lm vic ti mt u cp m theo yu cu cng vic khng th tip t c ti u cp ny th trong thi gian thc hin cng vic phi c tip t u cp cn li. 8. i vi ng dy bc, nu khng tho ri dy dn th phi lm tip t hai u khong dng c ni dy dn trong khu vc lm vic. 9. Trng hp lm vic trn ng dy h p cho php lm tip t bng cch chp c 3 pha vi dy trung tnh v ni vi t. iu 15. Lp v tho tip t Lp v tho tip t phi thc hin nh sau: 1. Lp v tho tip t do hai ngi thc hin, trong mt ngi phi c bc an ton in t bc 4 tr ln, ngi cn li t bc 3 tr ln. 2. Khi lp tip t phi u mt u dy tip t vi t trc, sau dng so cch in (hoc eo gng tay cch in i vi thit b in h p) lp u cn li vo dy dn. Tho tip t lm ngc li. u dy u xung t phi bt bng bu-lng, cm vn xon. Nu u vo tip t ca ct hoc h thng ni t chung th phi co sch r ch u ni t. Trng hp ni t ct b hng, kh bt bu-lng phi ng cc st (hoc ng) su 1,0m lm tip t. iu 16. Dy tip t di ng 1. L dy chuyn dng, bng ng hoc hp kim trn (hoc bc nha trong), mm, nhiu si. 2. Tit din phi chu c tc dng in ng v nhit hc nhng khng nh hn 16mm2.


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Mc 5 LM RO CHN; TREO BIN BO, TN HIU iu 17. Lm ro chn 1. Ro chn tm thi ngn cch phn thit b c in vi ni lm vic phi lm bng vt liu kh v chc chn, nh tre, g, nha, tm vt liu cch in v.v. Khong cch t ro chn tm thi n phn c in theo quy nh ti Khon 2, iu 9. 2. Trng hp c bit, thit b in cp in p n 15kV, ro chn tm thi bng vt liu cch in c chm vo phn c in. Ro chn nh vy phi ph hp vi tiu chun k thut s dng v th nghim dng c an ton dng thit b in. Khi lm ro chn loi ny phi eo gng cch in, i ng cch in hoc ng trn tm thm cch in v thc hin di s gim st ca ngi c bc 5 an ton in. 3. Ro chn tm thi phi t sao cho khi c nguy him ngi lm vic d dng thot ra khi vng nguy him. iu 18. Treo bin bo, tn hiu 1. b phn truyn ng ca my ct, dao cch ly m t ng in n ni lm vic, treo bin Cm quy nh ti Khon 7, iu 10. 2. Trn ro chn tm thi phi treo bin bo: Dng li! C in nguy him cht ngi. Trng hp c bit phi treo thm tn hiu cnh bo khc. 3. thit b phn phi in trong nh, trn ro li hoc ca st ca cc ngn bn cnh v i din vi ch lm vic phi treo bin bo Dng li! C in nguy him cht ngi. Nu cc ngn bn cnh v i din khng c ro li hoc ca v cc li i ngi lm vic khng c i qua th phi dng ro chn tm thi ngn li v treo bin bo Dng li! C in nguy him cht ngi. Ti ni lm vic, sau khi lm tip t treo bin bo Lm vic ti y!. 4. Trong thi gian lm vic cm di chuyn hoc tho cc ro chn tm thi v bin bo, tn hiu. CHNG IV BIN PHP T CHC M BO AN TON KHI TIN HNH CNG VIC Mc 1 QUY NH CHUNG iu 19. Bin php t chc chung Bin php t chc m bo an ton khi lm vic thit b in bao gm:


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1. Kho st, lp bin bn hin trng (nu c). 2. ng k cng tc. 3. Lm vic theo Phiu cng tc hoc Lnh cng tc. 4. Th tc cho php lm vic. 5. Gim st an ton trong thi gian lm vic. 6. Nhng bin php t chc khc: Ngh gii lao; di chuyn a im (ni) lm vic; ngh ht ngy lm vic v bt u ngy tip theo; thay i ngi khi lm vic; kt thc cng vic, trao tr ni lm vic, kho phiu v ng in. Mc 2 PHIU CNG TC iu 20. Phiu cng tc 1. Phiu cng tc l giy cho php n v cng tc lm vic thit b in. Phiu cng tc do ngi c giao nhim v ca n v qun l vn hnh cp. Mu Phiu cng tc quy nh ti Ph lc 4 ca Quy trnh ny. 2. Khi lm vic theo phiu cng tc, mi n v cng tc ch c cp mt Phiu cng tc cho mt cng vic, hoc trong mt cng vic c nhiu vic do mt n v cng tc thc hin, nu iu kin tin hnh nhng vic ny c chun b ni lm vic chung ngay t khi cho php n v cng tc vo lm vic v phi thc hin cc quy nh v di chuyn ni lm vic ti iu 38. 3. Khi cp Phiu cng tc phi thc hin nh sau: a) Theo ng mu, ni dung ghi d hiu, v ng theo yu cu cng vic; cm ty xa, vit bng bt ch, rch nt, nhe ch; b) Lp thnh 02 bn, do ngi cp phiu trc tip k v giao cho ngi cho php mang n hin trng lm th tc cho php lm vic. Ti hin trng, sau khi kim tra , ng cc bin php an ton theo yu cu cng vic v ca ngi cp phiu, ngi cho php giao 01 bn cho ngi ch huy trc tip v gi li 01 bn; c) Trng hp ngi cho php kim ngi ch huy trc tip th c php lp, s dng 01 bn v phi tun th y trnh t, th tc, ni dung cng vic ca cc chc danh ny theo quy nh ca Quy trnh ny m bo tuyt i an ton. 4. Trong khi tin hnh cng vic, nu m rng phm vi lm vic th phi cp Phiu cng tc mi. 5. Sau khi hon thnh cng vic, Phiu cng tc c giao tr li ngi cp phiu kim tra, lu gi t nht 01 thng (k c nhng phiu cp nhng khng thc hin). Trng hp khi tin hnh cng vic, nu xy ra s c hoc tai nn


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th Phiu cng tc phi c lu trong h s iu tra s c, tai nn lao ng ca n v. iu 21. Cng vic thc hin theo Phiu Cng tc Cc cng vic khi tin hnh ti thit b in v vt liu in, gn hoc lin quan n thit b in v vt liu c in phi thc hin cc bin php k thut chun b ch lm vic, c nhn vin vn hnh lm th tc cho php lm vic ti hin trng theo Phiu cng tc, bao gm: a) Lm vic khng c in; b) Lm vic c in; c) Lm vic gn phn c in. iu 22. Cc chc danh trong Phiu cng tc 1. Phiu cng tc c cc chc danh sau: a) Ngi cp phiu cng tc; b) Ngi cho php; c) Ngi gim st an ton in; d) Ngi lnh o cng vic; e) Ngi ch huy trc tip; f) Nhn vin n v cng tc. 2. Trong mt phiu cng tc, mt ngi c php m nhn ti a 3 chc danh: Ngi cp phiu cng tc, Ngi cho php, Ngi ch huy trc tip hoc Ngi cp phiu cng tc, Ngi cho php, Ngi gim st an ton in (nu c). Khi m nhn cc chc danh ny th phi c tiu chun theo yu cu ca chc danh m nhn. 3. Nhng ngi c giao nhim v cp phiu cng tc, cho php, gim st an ton in, lnh o cng vic, ch huy trc tip hng nm phi c hun luyn v nhng ni dung c lin quan, kim tra t yu cu v c Gim c, Ph Gim c k thut cp Cng ty (hoc cp tng ng) ra quyt nh cng nhn. iu 23. Ngi cp Phiu cng tc 1. Ngi cp Phiu cng tc phi l ngi ca n v trc tip vn hnh thit b in (li in, nh my in), phi nm vng v vn hnh li in hoc nh my in do n v mnh trc tip qun l, bit c ni dung cng vic, iu kin m bo an ton in ra , ng cc bin php an ton v in cho n v cng tc; c bc 5 an ton in v c cng nhn chc danh Ngi cp phiu cng tc theo quy nh ti iu 22.


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a) Ti cc nh my in phiu cng tc do Trng ca, Trng kp in, Trc chnh vn hnh in cp; b) Ti cc n v truyn ti in phiu cng tc do Trng truyn ti in, Ph Trng truyn ti in, i trng v i ph ng dy, Trm trng, Trm ph, Trng ca, K thut vin cp; c) Ti cc n v in lc cp qun, huyn phiu cng tc do Gim c, Ph Gim c k thut, Trng phng v Ph Trng phng k thut, i trng, i ph, T trng, T ph, Trng ca, K thut vin cp; d) Ti cc chi nhnh li in cao th khu vc (hoc cp tng ng) phiu cng tc do Gim c, Ph Gim c k thut, Trng phng v Ph Trng phng k thut, i trng v i ph ng dy, Trm trng, Trm ph, Trng ca, K thut vin cp. 2. Trch nhim ca ngi cp Phiu cng tc. a) C Ngi cho php thc hin th tc cho php lm vic ti hin trng (cho php n v cng tc vo lm vic); b) Ghi vo Mc 1 trong Phiu cng tc, k cp phiu v giao phiu cho ngi cho php, tip nhn li phiu v k sau khi hon thnh cng vic; c) Khi giao phiu cho Ngi cho php phi ch dn nhng yu cu c th v nhng yu t nguy him v an ton in ti ni lm vic Ngi cho php hng dn cho n v cng tc khi thc hin th tc cho php lm vic m bo an ton. iu 24. Ngi cho php 1. Ngi cho php phi l nhn vin vn hnh ang lm nhim v trong ca trc, c bc 4 an ton in tr ln v c cng nhn chc danh Ngi cho php theo quy nh ti iu 22; c ngi cp phiu giao thc hin th tc cho php lm vic ti hin trng. 2. Trch nhim ca ngi cho php. a) Nhn Phiu cng tc t Ngi cp phiu, kim tra bin php an ton v lm th tc cho php lm vic cho n v cng tc vo lm vic ti hin trng; b) Kim tra, xc nh ti ni lm vic ht in bng thit b th in chuyn dng c cp in p ph hp vi in p danh nh ca thit b cn th, nh bt th in, ci th in (trng hp lm vic c ct in); c) Kim tra (hoc thc hin nu c Ngi cp phiu giao) vic thc hin ng, cc bin php an ton ti hin trng thuc trch nhim ca mnh chun b ch lm vic cho n v cng tc, ghi nhng vic lm vo Mc 2 ca Phiu cng tc;


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d) Trng hp nu ni lm vic c lin quan n thit b ca t 02 n v qun l vn hnh tr ln th thc hin theo quy nh ti Khon 6, iu 44; e) Kim tra s lng nhn vin n v cng tc v ngi gim st an ton in (nu c) c mt y ti ni lm vic; f) Ch dn cho ton n v cng tc v ngi gim st an ton in (nu c) ni lm vic, phm vi c php lm vic, nhng ni (phn, thit b) c in xung quanh v cnh bo nhng kh nng gy ra mt an ton cho n v cng tc; g) Khi lm vic khng phi ct in hoc gn ni c in th ch dn cho ngi ch huy trc tip, ngi gim st an ton in (nu c) v nhn vin n v cng tc bit nhng yu t nguy him v an ton in m bo an ton trong khi lm vic; h) Ghi thi gian cho php bt u lm vic, k tn vo Mc 2 ca Phiu cng tc. Giao 01 bn Phiu cng tc cho ngi ch huy trc tip sau khi ngi ch huy trc tip, ngi gim st an ton in (nu c) kim tra li v lm nhng bin php an ton ti hin trng theo yu cu, k vo Mc 3 ca Phiu cng tc; i) Thc hin v ghi vo Mc 5 ca Phiu cng tc (nu c); k) Tip nhn li Phiu cng tc v ni lm vic do ngi ch huy trc tip bn giao khi n v cng tc lm xong cng vic; kim tra ni dung cng vic, ni lm vic, vit, k kha phiu vo Mc 6.2 ca Phiu, giao tr li phiu cho ngi cp phiu. iu 25. Ngi gim st an ton in 1. Nhng trng hp phi c ngi gim st an ton in ring cho n v cng tc (khng phi l ngi ch huy trc tip) bao gm: a) n v cng tc lm cc cng vic n, mc, c kh nh my in, trm in v ngi ch huy trc tip n v cng tc khng c chuyn mn v in; b) n v cng tc lm cc cng vic cng, ko dy, ly vng ng dy giao cho pha di v gn ng dy ang vn hnh; c) n v cng tc lm vic nhng ni c bit nguy him v in. 2. Ngi gim st an ton in (theo quy nh ti Khon 1, iu 25) phi c bc 4 an ton in tr ln v c cng nhn chc danh Ngi gim st an ton in theo quy nh ti iu 22; c n v lm cng vic hoc n v qun l vn hnh c lm nhim v gim st an ton in cho n v cng tc. 3. Trch nhim ca ngi gim st an ton in. a) Nm vng cc quy nh v nhng yu cu v an ton in ti ni lm vic gim st n v cng tc m bo an ton v in;


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b) C mt ti ni lm vic t khi ngi cho php thc hin th tc cho php lm vic; c) Cng ngi ch huy trc tip tip nhn ni lm vic, kim tra v thc hin (nu c) cc bin php an ton v ng, k tn vo Mc 3 ca Phiu cng tc; d) C mt lin tc ti ni lm vic lm nhim v gim st an ton in (cho n khi hon thnh phn nhim v c phn cng) v khng c lm bt c vic g khc ngoi nhim v gim st an ton in. iu 26. Ngi lnh o cng vic 1. Ngi lnh o cng vic phi c bc 5 an ton in v c cng nhn chc danh Ngi lnh o cng vic theo quy nh ti iu 22; c n v lm cng vic c. 2. Trch nhim ca ngi lnh o cng vic. Chu trch nhim phi hp hot ng ca cc n v cng tc, khi cng vic do nhiu n v cng tc ca cng mt t chc hot ng in lc thc hin theo cc phiu cng tc m bo an ton. iu 27. Ngi ch huy trc tip 1. Ngi ch huy trc tip phi c bc 4 an ton in tr ln v c cng nhn chc danh Ngi ch huy trc tip theo quy nh ti iu 22, c n v lm cng vic c thc hin cng vic; phi nm vng thi gian, a im, ni dung cng vic c giao v cc bin php an ton ph hp vi yu cu ca cng vic. 2. Trch nhim ca ngi ch huy trc tip. a) Chun b, kim tra cht lng ca cc dng c, trang b an ton s dng trong khi lm vic; kim tra s b tnh trng sc khe, trang b phng tin bo v c nhn ca nhn vin n v cng tc; b) Ch huy mi ngi n ng a im (ni) s lm vic theo k hoch, ch dn c th nhim v, ni dung cng vic cho cc nhn vin trong n v cng tc; c) Ti hin trng phi kim tra, tip nhn cc bin php an ton, cc yu t nguy him, ni lm vic do ngi cho php giao v ch dn khi lm th tc cho php lm vic; d) Kim tra xc nh ni lm vic ht in v lm tip t di ng ti hin trng (nu lm vic c ct in) sao cho ton b n v cng tc nm trn trong vng bo v ca ni t; lm b sung cc bin php an ton (ro chn, bin bo hoc tn hiu cnh bo khc); ghi, k vo Mc 3 ca Phiu cng tc, chnh thc


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tip nhn ni lm vic v gi Phiu cng tc do ngi cho php giao trong thi gian lm vic; e) Hng dn v trao i, thng nht v cc iu kin an ton, yu t nguy him c th dn n tai nn trong khi lm vic vi tt c thnh vin ca n v cng tc. Sau , phn cng nhn vin vo v tr lm vic v c mt lin tc ti ni lm vic ch huy, phi hp, kim tra, gim st tt c cc nhn vin ca n v cng tc trong sut qu trnh lm vic m bo an ton. Ngi ch huy trc tip ch c phn cng nhn vin n v cng tc vo lm vic sau khi nhn c s cho php v Phiu cng tc ca ngi cho php, ng thi kim tra v thc hin , ng cc bin php an ton theo yu cu nhim v cng vic. Nu nhn vin c du hiu vi phm dn n mt an ton th phi nhc nh ngay hoc nh ch cng vic ca ngi ; f) Nu ni lm vic c lin quan n thit b ca t 02 n v qun l vn hnh tr ln th thc hin trch nhim ca ngi ch huy trc tip theo quy nh ti cc im b, c v d, Khon 6, iu 44; g) Khi c nhn vin n v cng tc c b sung trong qu trnh lm vic th phi ph bin cho nhn vin ny bit nhim v, ni dung cng vic, iu kin an ton, cc yu t nguy him, bin php phng trnh bit v thc hin, ng thi bo cho ngi cho php bit ghi vo bn Phiu cng tc m ngi cho php gi; h) Thc hin v ghi, k vo cc Mc 4, Mc 5 ca Phiu cng tc (nu c); i) Khi cng vic hon thnh, ch huy kim tra cht lng cng vic, thu dn dng c, v sinh ni lm vic, rt bin php an ton do n v cng tc lm (nu c v bin php an ton ny khi rt i khng gy ra mt an ton cho n v cng tc khc); cho nhn vin n v cng tc ra khi ni lm vic tp kt v tr an ton, nhc nh nhn vin n v cng tc khng t tr li khu vc lm vic v tip xc vi thit b. Thc hin nhng quy nh v kt thc cng vic, ghi, k vo Mc 6.1 ca Phiu, trao tr ni lm vic v Phiu cng tc cho ngi cho php; k) Trong khi lm vic, ngi ch huy trc tip phi thc hin vic gim st v an ton in (tr trng hp quy nh ti iu 25) v an ton chung trong cng vic i vi tt c cc nhn vin ca n v cng tc m bo an ton. Trng hp xy ra tai nn phi tm mi bin php v ch huy nhn vin trong n v cng tc cu cha ngi b nn t hiu qu cao nht. iu 28. Nhn vin n v cng tc 1. Nhn vin n v cng tc phi l nhng ngi c o to v chuyn mn, nghip v v hun luyn v an ton in ph hp vi cng vic c giao. 2. C nhn vin n v cng tc: a) i vi cc n v trc thuc, cc cng ty con do EVN nm gi 100% vn iu l, nhn vin n v cng tc do ngi c giao nhim v trc tip qun l


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nhn vin ca n v lm cng vic c; b) i vi cc t chc, c quan, n v khc (khng phi l cc n v quy nh ti im a, Khon 2, iu 28), nhn vin n v cng tc do ngi s dng lao ng (hoc ngi c ngi s dng lao ng u quyn) ca n v lm cng vic c. 3. Trch nhim ca nhn vin n v cng tc. a) m bo tt th cht v tinh thn lm vic. Ch ng bo co vi ngi ch huy trc tip tnh trng sc khe ca mnh c giao cng vic ph hp; b) Phi nm vng nhng yu cu v an ton c lin quan n cng vic; c) T kim tra v bo m y phng tin bo v c nhn; d) Khi n ni lm vic, sau khi nghe ph bin nhim v cng vic, phm vi c php lm vic, cc yu t nguy him cn phng trnh, c th hi li ngi ch huy trc tip v nhng ni dung cha r; nu thy cc iu kin m bo an ton khi lm vic cha v ng phi bo co ngay vi ngi ch huy trc tip xem xt gii quyt; e) Ghi h, tn, thi gian v k vo Mc 4 ca Phiu cng tc khi n lm vic v rt khi ni lm vic (nu c trong trng hp n v cng tc cha hon thnh cng vic); f) Chp hnh nghim nhim v c phn cng v c trch nhim t bo v m bo an ton khi lm vic. T chi thc hin cng vic khi thy khng m bo an ton, nu ngi ch huy trc tip khng chp thun th bo co ln cp trn gii quyt; g) Khng c vo cc vng m ngi ch huy trc tip cm vo hoc cc vng c nguy c xy ra tai nn; h) Khi xy ra tai nn phi tm cch cu cha ngi b nn. Mc 3 LNH CNG TC iu 29. Lnh cng tc 1. Lnh cng tc l lnh ming hoc vit ra giy thc hin cng vic ti thit b in v vt liu in m khng cn phi lm bin php k thut chun b ch lm vic, khng phi thc hin th tc cho php vo lm vic nh: a) Lm vic xa ni c in; b) X l s c thit b do nhn vin vn hnh thc hin trong ca trc, hoc nhng ngi khc thc hin di s gim st ca nhn vin vn hnh; c) Lm vic thit b in h p trong mt s trng hp.


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2. Cc n v phi c quy nh c th v nhng cng vic c thc hin theo lnh cng tc quy nh Khon 1, iu 29 thng nht p dng trong n v. 3. Lnh cng tc phi vit theo mu quy nh ti Ph lc 5 ca Quy trnh ny. Trng hp c bit, theo yu cu cng vic phi gii quyt cp bch m khng th ra lnh vit c th c php truyn t trc tip hoc qua in thoi, b m v phi ghi li v ghi m (nu c iu kin) theo quy nh ti im b, Khon 2, iu 31 v im a, Khon 2, iu 33. 4. Sau khi hon thnh cng vic lnh cng tc phi c lu gi t nht 01 thng (k c nhng lnh ban hnh nhng khng thc hin). Trng hp khi tin hnh cng vic, nu xy ra s c hoc tai nn th lnh cng tc phi c lu trong h s iu tra s c, tai nn lao ng ca n v. iu 30. Cc chc danh ca lnh cng tc 1. Lnh cng tc c cc chc danh sau: a) Ngi ra lnh cng tc; b) Ngi gim st an ton in; c) Ngi ch huy trc tip; d) Nhn vin n v cng tc. 2. Nhng ngi c giao nhim v ra lnh cng tc, gim st an ton in, ch huy trc tip hng nm phi c hun luyn v nhng ni dung c lin quan, kim tra t yu cu v c Gim c, Ph Gim c k thut cp Cng ty (hoc cp tng ng) ra quyt nh cng nhn. iu 31. Ngi ra lnh cng tc 1. Ngi ra lnh cng tc phi nm vng v vn hnh li in hoc nh my in do n v mnh trc tip qun l, bit c ni dung cng vic, iu kin m bo an ton in khi tin hnh cng vic; phi c bc 5 an ton in, c cng nhn chc danh Ngi ra lnh cng tc theo quy nh ti iu 30. 2. Trch nhim ca ngi ra lnh cng tc. a) Khi ra lnh cng tc phi ghi y cc ni dung trong phn A v Mc 1 phn B ca Lnh cng tc, trc tip k v giao Lnh cng tc cho ngi ch huy trc tip; tip nhn li Lnh cng tc, kim tra, k sau khi hon thnh cng vic; b) Trng hp ra lnh ming truyn t trc tip hoc qua in thoi, b m, trc khi ra lnh cng tc phi ghi vo s lnh cng tc cc ni dung: Ngi ra lnh, ni lm vic, thi gian bt u v kt thc cng vic, h tn ca ngi ch huy trc tip, ngi gim st an ton in (nu c), nhn vin ca n v cng tc, ng thi dnh mt mc ghi vic kt thc cng vic. Nu Ngi ra lnh khng trc tip ghi c th phi thng bo v ni trc vn hnh ghi vo s lnh cng tc y cc ni dung trn v phi ghi m (nu c iu kin);


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c) Phi ch dn nhng iu c lin quan n cng vic v cc yu t nguy him ti hin trng cho ngi ch huy trc tip, ngi gim st an ton in (nu c) m bo an ton khi thc hin cng vic; d) Khi thc hin xong cng vic, Ngi ch huy trc tip phi ghi kt qu, thi gian hon thnh vo Lnh cng tc hoc s ca mnh; bo co vi Ngi ra lnh bit v ghi vo s lnh cng tc theo quy nh. iu 32. Ngi gim st an ton in 1. Trng hp lm vic theo lnh cng tc, nu c yu t c th dn n tai nn trong khi lm vic i vi n v cng tc m ngi ch huy trc tip khng th gim st an ton in c th phi c ngi gim st an ton in ring. 2. Ngi gim st an ton in phi c bc 4 an ton in tr ln v c cng nhn chc danh Ngi gim st an ton in theo quy nh ti iu 30; c c lm nhim v gim st an ton in cho n v cng tc. 3. Trch nhim ca ngi gim st an ton in. a) Nm vng cc quy nh v nhng yu cu v an ton in ti ni lm vic gim st an ton in cho n v cng tc m bo an ton v in; b) Cng ngi ch huy trc tip kim tra v thc hin (nu c) cc bin php an ton v ng, nu lm vic theo lnh vit th phi k tn vo Mc 2.2 ca Lnh cng tc; c) C mt lin tc ti ni lm vic lm nhim v gim st an ton in (cho n khi hon thnh phn nhim v c phn cng) v khng c lm bt c vic g khc. iu 33. Ngi ch huy trc tip 1. Ngi ch huy trc tip phi c bc 4 an ton in tr ln v c cng nhn chc danh Ngi ch huy trc tip theo quy nh ti iu 30, c ngi ra lnh c thc hin cng vic; phi bit thi gian, a im, nm vng ni dung cng vic c giao v cc bin php an ton ph hp vi yu cu ca cng vic. 2. Trch nhim ca ngi ch huy trc tip. a) Nhn Lnh cng tc t ngi ra lnh. Trng hp nhn lnh ming c truyn t trc tip hoc qua in thoi, b m phi ghi m (nu c iu kin) v ghi vo s nht k. Trong s nht k phi ghi r: Ngi ra lnh, ni lm vic, thi gian bt u, kt thc, h tn ca ngi ch huy trc tip, ngi gim st an ton in (nu c) v nhn vin ca n v cng tc, ng thi dnh mt mc ghi vic kt thc cng vic. Phi c k ni dung lnh cng tc, nu thy bt thng hoc cha r th phi hi li ngay ngi ra lnh; b) Chun b, kim tra cht lng ca cc dng c, trang b an ton s dng trong khi lm vic; kim tra s b tnh trng sc khe, trang b phng tin bo v


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c nhn ca nhn vin n v cng tc; c) Ch huy mi ngi n ng a im (ni) s lm vic theo k hoch, ch dn c th nhim v, ni dung cng vic cho cc nhn vin trong n v cng tc; d) Kim tra v thc hin cc bin php an ton tin hnh cng vic; e) Hng dn v trao i, thng nht v cc iu kin an ton, yu t c th dn n tai nn trong khi lm vic vi tt c thnh vin ca n v cng tc. Sau , phn cng nhn vin vo v tr lm vic v c mt lin tc ti ni lm vic ch huy, phi hp, kim tra, gim st tt c cc nhn vin ca n v cng tc trong sut qu trnh lm vic m bo an ton. Nu nhn vin c du hiu vi phm dn n mt an ton th phi nhc nh ngay hoc nh ch cng vic ca ngi ; f) Khi c nhn vin n v cng tc c b sung trong qu trnh lm vic th phi ph bin cho nhn vin ny bit nhim v, ni dung cng vic, iu kin an ton, cc yu t nguy him, bin php phng trnh bit v thc hin; g) Ghi nht k cng tc v bin php an ton vo Mc 2.3 ca Lnh cng tc; h) Khi cng vic hon thnh, ch huy kim tra cht lng cng vic, thu dn dng c, v sinh ni lm vic, rt bin php an ton do n v cng tc lm (nu c); cho nhn vin n v cng tc ra khi ni lm vic tp kt v tr an ton, nhc nh nhn vin n v cng tc khng t tr li khu vc lm vic v tip xc vi thit b. Ghi thi gian kt thc ton b cng vic, k vo Mc 3 ca Lnh cng tc v bo cho ngi ra lnh bit; i) Trong khi lm vic, ngi ch huy trc tip phi thc hin vic gim st v an ton in (tr trng hp quy nh ti iu 32) v an ton chung trong cng vic i vi tt c nhn vin ca n v cng tc tuyt i m bo an ton. Trng hp xy ra tai nn phi tm mi bin php v ch huy nhn vin trong n v cng tc cu cha ngi b nn t hiu qu cao nht. iu 34. Nhn vin n v cng tc 1. Nhn vin n v cng tc phi l nhng ngi c o to v chuyn mn, nghip v v hun luyn v an ton in ph hp vi cng vic c giao, c ngi ra lnh giao nhim v (c) thc hin cng vic. 2. Trch nhim ca nhn vin n v cng tc. a) m bo tt th cht v tinh thn lm vic. Ch ng bo co vi ngi ch huy trc tip tnh trng sc khe ca mnh c giao cng vic ph hp; b) Phi nm vng nhng yu cu v an ton c lin quan n cng vic; c) T kim tra v m bo y phng tin bo v c nhn; d) Khi n ni lm vic, sau khi nghe ph bin nhim v cng vic, phm vi c php lm vic, cc yu t cn phng trnh, c th hi li ngi ch huy trc tip v nhng ni dung cha r; nu thy cc iu kin m bo an ton khi lm


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vic cha v ng phi bo co ngay vi ngi ch huy trc tip xem xt gii quyt; e) K tn vo Mc 1.2 ca Lnh cng tc khi n lm vic v rt khi ni lm vic (nu c trong trng hp n v cng tc cha hon thnh cng vic); f) Chp hnh nghim nhim v c phn cng v c trch nhim t bo v m bo an ton khi lm vic. T chi thc hin cng vic khi thy khng m bo an ton, nu ngi ch huy trc tip khng chp thun th bo co cp trn gii quyt; g) Khng c vo cc vng m ngi ch huy trc tip cm vo hoc cc vng c nguy c xy ra tai nn; h) Khi xy ra tai nn phi tm cch cu cha ngi b nn. Mc 4 TH TC CHO PHP LM VIC iu 35. Cho php lm vic ti hin trng Ti hin trng khi thc hin th tc cho php lm vic, ngi cho php phi cng vi ngi ch huy trc tip, ngi lnh o cng vic v ngi gim st an ton in (nu c) kim tra cc bin php an ton thc hin v ng. Sau , ngi cho php thc hin nhng vic nh sau: 1. Ch dn cho ngi ch huy trc tip, ngi gim st an ton in (nu c), nhn vin n v cng tc bit phm vi c php lm vic v nhng phn c in xung quanh (khi ct in tng phn hoc lm vic khng ct in). Nu lm vic c ct in phi s dng thit b th in chuyn dng ph hp vi in p danh nh ca thit b in cn th, nh bt th in, ci th in chng minh l khng cn in cc phn c ct in. 2. Kim tra s lng v bc an ton ca cc thnh vin n v cng tc. 3. Sau khi ngi ch huy trc tip thc hin tip t di ng v cc bin php an ton khc (nu c), yu cu ngi ch huy trc tip ghi, k vo phiu cng tc theo quy nh v giao 01 bn phiu cng tc cho ngi ch huy trc tip. 4. Giao li Phiu cng tc (hoc thng bo) cho Trng ca (Trng kp, Trc chnh) trc vn hnh khi thc hin xong th tc cho php lm vic v nhng yu cu ca Ngi cp phiu. Mc 5 GIM ST AN TON TRONG THI GIAN LM VIC iu 36. Gim st an ton 1. Gim st an ton in v an ton trong khi lm vic i vi tt c nhn vin


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n v cng tc thuc trch nhim ca Ngi ch huy trc tip. 2. Khi cng vic phi c Ngi gim st an ton in ring (theo quy nh ti im a, Khon 1, iu 25 v Khon 1, iu 32) th vic gim st an ton in cho tt c n v cng tc thuc v trch nhim ca Ngi gim st an ton in. Ngi ch huy trc tip ch phi chu trch nhim gim st v an ton cng vic i vi cc nhn vin n v cng tc. 3. Tu theo nhim v cng vic, iu kin lm vic ngi ch huy trc tip c php ng thi va lm vic, va gim st an ton, nhng phi thc hin vic gim st an ton l chnh. 4. Ngi s dng lao ng, cn b an ton ca n v lm cng vic c trch nhim kim tra vic thc hin gim st m bo an ton trong khi lm vic. 5. Nu xy ra mt an ton do li khng thc hin gim st nhn vin n v cng tc trong khi tin hnh cng vic th Ngi ch huy trc tip v ngi gim st an ton in (nu c) phi chu hon ton trch nhim trc php lut. Mc 6 NHNG BIN PHP T CHC KHC iu 37. Ngh gii lao 1. Ngh gii lao trong khi lm vic, nu ct in tng phn hoc khng ct in th tt c mi ngi trong n v cng tc phi ra khi phm vi lm vic, cc bin php an ton phi c gi nguyn. Sau khi ngh xong, nu cha c mt ca ngi ch huy trc tip, ngi gim st an ton in (nu c) th khng nhn vin no c t vo ni lm vic. Ngi ch huy trc tip, ngi gim st an ton in (nu c) ch c cho nhn vin vo lm vic khi kim tra cn v ng cc bin php an ton. 2. Khi ngh gii lao, trong trng hp c bit nu bt buc phi khi phc li thit b ang sa cha th n v qun l vn hnh c th ng in li thit b ny khi bit chc chn thit b vn tiu chun vn hnh, khng cn ngi lm vic, khng gy ra nguy him v mt an ton cho n v cng tc khc c lin quan (nu c) m khng phi ch kho Phiu cng tc, nhng phi lm cc bin php nh sau: a) Tho cc bin bo, ro chn tm thi (nu c) v cc ni (tip) t. t li ro chn c nh v treo bin bo Dng li! C in nguy him cht ngi thay cho bin bo Lm vic ti y!; b) Phi c ngi thng trc ti ch bo cho ngi ch huy trc tip, ngi gim st an ton in (nu c) v nhn vin n v cng tc bit l thit b c ng in, khng c php lm vic na.


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iu 38. Di chuyn ni lm vic Nu lm vic ln lt nhiu ni trn cng mt l, mt ng dy, on ng dy vi 01 phiu cng tc th phi thc hin theo cc quy nh nh sau: 1. Nhng ni s lm vic phi c nhn vin vn hnh thc hin bin php k thut chun b ni lm vic, c ngi cho php giao v ch dn cho ngi ch huy trc tip t khi bt u cng vic. 2. Ngi ch huy trc tip v ton n v cng tc ch c lm vic mt ni (v tr) xc nh trong s cc ni ni trn. 3. nhng ni c nhn vin trc vn hnh thng xuyn, khi di chuyn n ni (v tr) lm vic tip theo phi do ngi cho php tin hnh th tc cho php lm vic, ng thi ngi cho php v ngi ch huy trc tip phi ghi, cng k vo Mc 5 ca Phiu cng tc. 4. nhng ni khng c nhn vin vn hnh trc thng xuyn ti ni (v tr) lm vic tip theo, th phi c s thng nht gia n v lm cng vic vi n v qun l vn hnh v nhng ni (v tr) s di chuyn trong qu trnh lm cng vic v phi c s ch dn chi tit t ban u ca ngi cho php. Trc khi di chuyn ngi ch huy trc tip phi thng bo ngi cho php (hoc Trng ca trc vn hnh) chp thun. Khi , ngi ch huy trc tip v ngi cho php (hoc Trng ca trc vn hnh) phi ng thi ghi vo bn phiu cng tc do hai bn ang gi. Ngi ch huy trc tip ch c phn cng nhn vin n v cng tc vo lm vic ti v tr lm vic k tip sau khi thc hin , ng cc bin php an ton theo yu cu cng vic. 5. Cm thc hin Di chuyn ni lm vic nh Khon 3, Khon 4, iu 38 m khi n ni lm vic tip theo phi thc hin ct in (hoc lm vic khng ct in nu n ni lm vic tip theo c cp in p khc). Khi , phi tin hnh theo Phiu cng tc mi. iu 39. Ngh ht ngy lm vic v bt u ngy tip theo 1. Nu cng vic phi ko di nhiu ngy th sau mi ngy lm vic, n v cng tc phi thu dn ni lm vic, li i; ring bin bo, ro chn, ni (tip) t gi nguyn. Ngi ch huy trc tip phi giao li Phiu cng tc v nhng vic lin quan cho ngi cho php, ng thi hai bn phi cng k vo phiu. 2. Khi bt u cng vic ngy tip theo, ngi cho php v ngi ch huy trc tip phi kim tra li cc bin php an ton v thc hin th tc cho php lm vic, ghi v k vo Mc 5 ca Phiu cng tc. 3. Trng hp lm vic trn ng dy, nu ni lm vic qu xa ni trc vn hnh v c s thng nht t trc gia n v lm cng vic vi n v qun


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l vn hnh th khi ngh ht ngy lm vic cho php ngi ch huy trc tip c gi li Phiu cng tc, nhng phi thng bo nhng vic lm ngi cho php (hoc Trng ca trc vn hnh) bit v ghi vo Phiu cng tc (bn m ngi cho php hoc Trng ca trc vn hnh gi), s nht k vn hnh. n ngy lm vic tip theo, ngi ch huy trc tip ch c phn cng nhn vin n v cng tc vo lm vic sau khi kim tra li cc bin php an ton v ng theo yu cu cng vic. iu 40. Thay i nhn vin n v cng tc Vic thay i s lng nhn vin n v cng tc do nhng ngi c trch nhim c theo quy nh ti Khon 2, iu 28 ca n v lm cng vic quyt nh, ng thi phi thng bo vi ngi ch huy trc tip v ngi cp Phiu cng tc. iu 41. Kt thc cng vic 1. Khi lm xong cng vic, ngi ch huy trc tip cho n v cng tc thu dn, v sinh ni lm vic v kim tra, xem xt li hon thin tt c nhng vic c lin quan. Sau , ch huy tho tip t, rt nhng bin php an ton do n v cng tc lm (nu c) v cho nhn vin n v cng tc ra khi ni lm vic tp kt v tr an ton. Cui cng, ngi ch huy trc tip mi c ghi, k vo mc 6.1, ca Phiu, trao tr ni lm vic v Phiu cng tc cho ngi cho php tip nhn, kim tra ni lm vic. 2. Trong qu trnh kim tra cht lng, nu pht hin thy c thiu st phi sa cha li ngay th ngi ch huy trc tip phi thc hin theo ng quy nh v Th tc cho php lm vic nh i vi mt cng vic mi. Vic lm b sung ny, khng phi cp Phiu cng tc mi nhng phi ghi thi gian bt u, kt thc vic lm thm vo Mc 5 ca Phiu cng tc. 3. Khi kt thc cng vic, nu c lnh tho tip t th cm mi ngi trong n v cng tc t vo ni lm vic v tip xc vi thit b lm bt c vic g. iu 42. Trao tr ni lm vic, kha phiu v ng in 1. Bn giao trao tr ni lm vic, kha phiu phi c tin hnh trc tip gia n v cng tc v n v qun l vn hnh thit b. Ngi ch huy trc tip k vo Mc 6.1 kt thc cng tc. Ngi cho php sau khi kim tra li ti ni lm vic khng cn tip t di ng (nu c) m bo an ton mi c k kho phiu vo Mc 6.2 v thc hin nhng vic ca nhn vin vn hnh (nu c giao), bo co Trng ca (Trng kp, Trc chnh) ca trc vn hnh ni dung cng vic thc hin. 2. Thao tc ng in vo thit b ct in khi lm vic c thc hin nh sau:


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a) kha Phiu cng tc, nu thit b ng in c lin quan n nhiu n v cng tc th phi kha tt c cc phiu cng tc, m bo thit b s ng in tuyt i an ton; b) Ni (thit b) lm vic ct bin bo v ro chn tm thi khi lm vic (nu c), t li ro chn c nh; c) Ti ni trc vn hnh ca n v qun l vn hnh tho ht cc du hiu bo c n v cng tc lm vic trn s ; d) c php ng in ca cp c quyn iu khin thit b theo quy nh. Mc 7 TRCH NHIM CA CC N V M BO AN TON KHI TIN HNH CNG VIC iu 43. Trch nhim ca n v lm cng vic 1. T chc kho st, lp bin bn hin trng (tr trng hp cng vic n gin, t yu t nguy him v an ton in m n v qun l vn hnh v n v lm cng vic bit r, thy khng phi kho st) vi s tham gia y ca cc n v qun l vn hnh c lin quan v n v iu (khi c yu cu ca n v qun l vn hnh). Ngi i kho st phi l nhng ngi s c c lm ngi ch huy trc tip, ngi lnh o cng vic v ngi gim st an ton in (nu c) ca n v cng tc. 2. Trng hp, nu cng vic c lin quan n thit b ca t 02 n v qun l vn hnh tr ln th khi kho st, lp bin bn hin trng n v lm cng vic v cc n v qun l vn hnh phi thng nht, lm r trch nhim ca tng bn, sao cho khi t chc trin khai cng vic m bo tuyt i an ton. 3. Mu Bin bn kho st hin trng theo quy nh ti Ph lc 6 ca Quy trnh ny. 4. Lp v thng nht vi cc n v qun l vn hnh c lin quan v tin v t chc cc n v cng tc ph hp vi cng vic, iu kin thc t ca hin trng. 5. Vic t chc cc n v cng tc phi thc hin sao cho vi mt n v cng tc khi lm vic theo 01 phiu cng tc ngi ch huy trc tip v ngi gim st an ton in (nu c) phi gim st c tt c nhn vin ca n v cng tc trong cng mt thi gian, khng gian m bo an ton v in. 6. ng k cng tc: a) n v lm cng vic phi gi Giy ng k cng tc n tng n v qun l vn hnh lin quan cc n v ny lp k hoch ng k ct in, vit Phiu


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cng tc, Giy phi hp cho php, Lnh cng tc (trng hp c lm vic bng Lnh cng tc do n v qun l vn hnh cp); b) Trng hp n v lm cng vic l cc Phn xng, i (hoc cp tng ng) ca n v trc thuc, Cng ty con do EVN nm gi 100% vn iu l thc hin theo mu Giy ng k cng tc quy nh ti Ph lc 7 ca Quy trnh ny; c) Trng hp n v lm cng vic l cc t chc, c quan, n v khc (khng phi l cc n v quy nh ti im b, Khon 6, iu 43) thc hin theo mu Giy ng k cng tc quy nh ti Ph lc 8 ca Quy trnh ny; d) Ngi s dng lao ng ca n v lm cng vic l cc t chc, c quan, n v khc (khng phi l cc n v quy nh ti im b, Khon 6, iu 43) phi chu hon ton trch nhim trc php lut v s m bo p ng cc yu cu ca bc an ton in i vi tng loi cng vic v nhng chc danh trong Phiu cng tc, Lnh cng tc theo quy nh ca Quy trnh ny c ghi trong Giy ng k cng tc. iu 44. Trch nhim ca n v qun l vn hnh 1. Khi chun b tin hnh cng vic phi c ngi nm vng cng tc qun l vn hnh thit b, phi hp vi n v lm cng vic v cc n v lin quan kho st, lp bin bn hin trng (tr nhng cng vic n gin, t yu t nguy him v an ton in). 2. Sau khi c ng k ca n v lm cng vic phi lp k hoch kt hp cng tc v ng k ct in vi cc cp iu theo quy nh (trng hp c ct in). Thng bo v gi lch ct in cho n v lm cng vic trin khai cng vic khi ng k ct in c ph duyt. 3. C nhn vin vn hnh thc hin cc bin php k thut chun b ch lm vic. Nu thao tc ct in thuc cc n v qun l vn hnh khc th ch ng phi hp vi iu ct in theo ng k hoch, m bo thi gian lm vic. 4. C ngi cho php l nhn vin vn hnh ang lm nhim v trong ca trc lm th tc cho php lm vic ti hin trng. 5. Cp Phiu cng tc, Lnh cng tc. 6. Trng hp nu thit b hoc ni lm vic c t 2 n v qun l vn hnh tr ln th thc hin nh sau: a) T khi kho st v lp bin bn hin trng cc n v qun l vn hnh v n v lm cng vic phi trao i, thng nht c mt n v qun l vn hnh chu trch nhim cp Phiu cng tc. Nguyn tc c n v qun l vn hnh ny nh sau:


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- Nu cng vic trc tip lm thit b ca mt n v qun l vn hnh, nhng ni lm vic c lin quan n thit b ca cc n v qun l vn hnh khc th n v qun l vn hnh thit b s lm vic l n v chu trch nhim cp Phiu cng tc; - Nu cng vic lm thit b, ng dy ang trong qu trnh xy lp (cha a vo vn hnh), nhng c lin quan n cc thit b khc ca nhiu n v qun l vn hnh th n v qun l vn hnh thit b c thi gian phi ct in di nht l n v cp Phiu cng tc. Trng hp thi gian phi ct in ca cc n v l nh nhau th n v qun l vn hnh gn ni lm vic nht l n v cp Phiu cng tc; b) Tng n v qun l vn hnh (khng k n v cp Phiu cng tc) phi cp Giy phi hp cho php lm vic (sau y gi l Giy phi hp cho php), c nhn vin vn hnh lm cc bin php an ton i vi phn thit b do n v qun l v chu trch nhim v vic lm , ng cc bin php an ton ny. Ch c php giao nhn ti hin trng cc bin php an ton thc hin , ng v Giy phi hp cho php vi ngi ch huy trc tip h tip tc cng lm th tc cho php lm vic vi ngi cho php ca n v cp Phiu cng tc. Mu Giy phi hp cho php trong trng hp ny theo quy nh ti Ph lc 9 ca Quy trnh ny; c) Sau khi ngi ch huy trc tip nhn , ng cc bin php an ton i vi phn thit b v Giy phi hp cho php ca cc n v qun l vn hnh lin quan mi c thc hin th tc cho php lm vic. Ngi cho php ca n v cp phiu cng tc ch c k cho php v giao Phiu cng tc cho ngi ch huy trc tip khi kim tra v c , ng cc bin php an ton ca n v mnh, ng thi nhn cc Giy phi hp cho php ca cc n v qun l vn hnh khc c lin quan n cng vic. Trng hp ny, Giy phi hp cho php ca 01 n v qun l vn hnh c lp thnh 03 bn, trong 01 bn n v qun l vn hnh cp Giy phi hp cho php gi v giao 02 bn cho ngi ch huy trc tip ngi ch huy trc tip giao li cho ngi cho php ca n v qun l vn hnh cp phiu cng tc 01 bn. 7. C ngi gim st an ton in theo im b, c, iu 25 hoc im a, iu 25 theo ngh ca n v lm cng vic. 8. Treo th nh du tng n v cng tc trn s vn hnh ca b phn trc tip vn hnh thit b (ni) tin hnh cng vic. 9. Trng hp, nu n v qun l vn hnh l n v lm cng vic th khi bt u trin khai cng vic phi lp phng n c th, chi tit; phn nh r vic thi hnh trch nhim ca tng chc danh trong Phiu cng tc, Giy phi hp


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cho php (nu c) v cc b phn trong n v c lin quan n cng vic thc hin nghim theo ng quy nh ca Quy trnh ny v m bo tuyt i an ton. iu 45. Trch nhim ca n v iu 1. Lp, duyt phng thc vn hnh, lch ct in cng tc tun (thng), thng bo v gi lch ct in c duyt cho cc n v qun l vn hnh c lin quan n cng vic. 2. Ch huy thao tc ct in, bn giao thit b cho n v qun l vn hnh theo ng quy nh v thi gian c ph duyt. 3. Treo th nh du n v cng tc trn s vn hnh theo s lng n v qun l vn hnh ng k ct in. 4. Khi phc li thit b khi n v qun l vn hnh kho ht phiu cng tc, giao tr ni lm vic v phi yu cu n v qun l vn hnh kim tra, xem xt k lng, m bo tuyt i an ton. CHNG V CC BIN PHP AN TON KHC V BIN PHP AN TON KHI LM VIC TRN CAO Mc 1 CC BIN PHP AN TON KHC iu 46. Bin php an ton khc Thc hin theo quy nh t iu 46 n iu 57 trong Quy chun k thut quc gia v an ton in (QCVN 01:2008/BCT), c trch dn ti Ph lc 10 ca Quy trnh ny. Mc 2 BIN PHP AN TON KHI LM VIC TRN CAO iu 47. Quy nh chung 1. Mi ngi lao ng, k c lao ng hp ng ngn hn, tm tuyn, hc sinh cc trng v cc trung tm o to ngh in trong qu trnh thc tp, khi lm vic trn cao phi c hun luyn, kim tra quy trnh t yu cu v phi tun theo nhng quy nh trong Mc 2, Chng V ca Quy trnh ny. 2. Nhng ngi lm vic trn cao t 3,0m tr ln phi c giy chng nhn iu kin sc kho lm vic trn cao ca c quan y t theo quy nh hin hnh. i vi nhng ngi lm vic ng dy, hoc thit b in t v tr so vi mt t cao trn 50m th trc khi lm vic phi kim tra li sc kho.


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4. Ngi lao ng tm tuyn, hp ng ngn hn, hc sinh cc trng v cc trung tm o to ngh in trong qu trnh thc tp ch c lm vic trn cao trong trng hp khng c in. 5. Ngi lm vic trn cao, nu thy bin php an ton cha , ng vi quy trnh an ton th c quyn bo co vi ngi ra lnh. Nu cha c gii quyt y th c quyn khng thc hin v bo co vi cp trn. 6. Ngi lm vic trn cao, qun o phi ng quy nh v trang phc, gn gng, tay o bung v ci cc, i m an ton ci quai, i giy an ton, eo dy an ton, ma rt phi mc m; khng mc dy eo an ton vo nhng b phn di ng hoc nhng vt khng chc chn, d gy, d tut. iu 48. Nhng quy nh v lm vic trn cao 1. Nhng trng hp khng c php lm vic trn cao: a) Ngi cha c giy chng nhn iu kin sc kho, ang m au hoc s dng cc cht kch thch, ung c cn trc khi lm vic; b) Khi c gi ti cp 6 (40-50km/h) hay tri ma to nng ht hoc c ging st, tr nhng trng hp c bit do cp c thm quyn yu cu. 2. Khi ang lm vic trn cao khng c php: a) S dng cc cht kch thch, ung c cn, ni chuyn, a nghch; b) a dng c, vt liu ln cao hoc t trn cao xung bng cch tung, nm, mang vc dng c, vt liu nng ln cao cng vi ngi; c) Cho vo ti qun, o cc dng c, vt liu phng ri xung u ngi khc. 3. Khi lm vic trn cao phi thc hin nh sau: a) dng c lm vic vo ch chc chn hoc lm mc treo vo ct, sao cho khi va p mnh khng ri xung t; b) Khi a dng c, vt liu ln cao hoc h xung phi dng dy trc tip hoc qua puly ko ln, h xung, ngi di phi gi mt u dy v ng xa chn ct; c) Ch c mang theo ngi nhng dng c nh nh km, tuc-n-vt, c-l, m-lt, ba con v.v, nhng phi ng trong bao chuyn dng. 4. Khi tro ln ct b tng hoc mi nh:


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a) Tro ln ct b-tng ly tm khng c bc tro phi dng thang mt dng, hai dng, guc tro, ty leo chuyn dng. Khi tro ln ct, ln thang phi tro t t, chc chn, tp trung t tng; cm va tro va ni chuyn, nhn i ch khc. Khi dng thang mt dng, hai dng, guc tro chuyn dng hoc ty leo phi c quy trnh s dng ring cho cc loi phng tin ny. Cm tro ct bng ng dy no ct; b) Nu ct ang dng d, ct mng b-tng trc tip dng xong khi b tng cha thi gian lin kt theo quy nh v xy dng th khng c tro ln bt x, s; c) Ct mng b-tng trc tip, sau khi b tng thi gian lin kt theo quy nh v xy dng mi c tro ln tho dy chng, khi tro phi s dng dy eo an ton; d) Lm vic trn nhng mi nh trn, dc phi c bin php an ton trnh trt ng. Ngi ph trch, cn b k thut phi c trch nhim theo di, nhc nh. iu 49. Nhng quy nh v thang di ng 1. Quy nh v kt cu v cht lng thang di ng: a) Thang di ng l loi thang lm bng tre, g, st v.v. Vt liu dng lm thang bng tre, g phi chc chn v kh; b) Chiu rng chn thang t nht l 0,5m; c) Khong cch gia cc bc thang u nhau; d) Bc thang khng c ng bng inh, bc u v bc cui phi c cht; e) Thang bng tre phi ly dy thp buc, xon chc chn hai u v gia thang; f) Khi ni thang phi dng ai bng st v bt bu-lng, hoc dng np bng g, tre cng p hai u ch ni di t nht 1,0m v dng dy thp no xon tht cht, m bo khng lung lay, xc xch; g) Thang phi ang c s dng, khng b mt, on, cong khi lm vic trn ; h) Phi thng xuyn kim tra thang, nu thy cha an ton th phi sa cha li ngay hoc loi b. 2. Quy nh v lm vic vi thang di ng: a) nhng ch khng c iu kin bc gin gio th cho php lm vic trn thang di ng;


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b) Chiu di ca thang phi thch hp vi cao cn lm vic; c) Phi c mt ngi gi chn thang, trn nn hoa, xi mng, gch trn, nhn phi lt chn thang bng cao su hoc bao ti t khi trt. Trn nn t phi khot lm t di chn thang; d) ng lm vic trn thang t nht phi cch ngn thang 1,0m v phi ng bc trn bc di; c) Trong iu kin bnh thng, thang phi dng vi mt phng thng ng mt gc t 150 n 250 (hoc khong cch t chn thang n mt phng ng dng thang bng chiu di thang). i vi thang di ng khng eo dy an ton vo thang; d) Khi dng thang vo cc x di, ng trn phi dng dy buc u thang vo vt ; e) Cm mang theo nhng vt qu nng ln thang, tro ln thang cng mt lc hai ngi v ng trn thang dch chuyn t v tr ny sang v tr khc. iu 50. Quy nh v s dng dy eo an ton 1. Hng ngy, ngi lao ng trc khi lm vic trn cao phi t kim tra dy eo an ton ca mnh bng cch eo vo ngi ri buc dy vo vt chc chn di t v chm chn li ng ngi ra pha sau xem dy c hin tng bt thng g khng. 2. Phi bo qun tt dy eo an ton, lm xong phi cun li gn gng, khng ch m thp m phi treo ln hoc ch cao, kh ro, sch s. 3. Dy eo an ton phi c th 6 thng 01 ln, bng cch treo trng lng hoc thit b th dy an ton chuyn dng. Trng lng th i vi dy c l 225kg, dy mi l 300kg, thi gian th 05 pht, trc khi s dng phi kim tra kho, mc, ng ch v.v xem c b r hoc t khng, nu nghi ng th phi th trng lng ngay. 4. Sau khi th dy eo an ton phi ghi ngy th, trng lng th v nhn xt tt, xu vo s theo di th dy an ton. ng thi nh du vo dy th, ch dy no nh du mi c s dng. Nhng dy eo an ton khng s dng c phi c lp bin bn v hy b. 5. T, i sn xut c trch nhim qun l cht ch dy eo an ton. Nu xy ra tai nn do dy b t, gy mc hoc do khng th ng k hn th t trng, i trng, qun c phn xng (hoc cp tng ng) v cn b ph trch an ton ca n v phi chu hon ton trch nhim.


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CHNG VI BIN PHP AN TON KHI LM VIC VI THIT B IN iu 51. Bin php an ton khi lm vic cc trm bin p 1. Ngi vo trm bin p mt mnh phi c bc 5 an ton in, ng thi phi c tn trong danh sch c lnh o n v qun l vn hnh duyt. 2. Nhn vin n v cng tc vo trm lm vic phi c bc 2 an ton in tr ln, nu lm cng vic thit b in th ngi ch huy trc tip phi c bc 4 an ton in tr ln (tr nhng cng vic nu ti im a, Khon 1, iu 25). 3. Khi lm cng vic sa cha, lp t thit b hoc iu chnh rle, ng h phi c hai ngi. Nhng ngi ny ch c lm vic trong phm vi cho php v m bo khong cch n phn c in theo quy nh ti Khon 2, iu 9. 4. Cn b qun l, nhn vin vn hnh, sa cha, xy dng vo trm lm vic, kim tra u phi ghi vo s nht k vn hnh trm nhng cng vic lm. 5. Ngi lm nhim v kim tra cc thit b in h p phi c bc 3 an ton in tr ln. 6. Ngi i kim tra hoc ghi ch s ng h in mt mnh khng c vt qua ro chn hoc t sa cha, lp t thit b. 7. Cc nhn vin lm vic, kim tra trong trm phi ch nhng thit b ang vn hnh b mt in, hoc ct in nhng cha tip t, hoc thit b d phng t trong trm c th c khi phc li in bt c lc no; cm lm vic cc thit b . 8. Nu m ca li kim tra thit b ang vn hnh th phi c hai ngi, ngi gim st phi c bc an ton in t bc 4 tr ln, ngi kim tra t bc 3 tr ln v phi quan st k phn mang in m bo khong cch an ton. Khi c ging st khng c kim tra cc trm ngoi tri. 9. Cm dn ngi l vo trm, i vi nhng ngi vo tham quan, nghin cu phi do lnh o n v qun l vn hnh (hoc k thut vin) hng dn. Vo trm lm vic, tham quan u phi tn trng ni quy trm, nhng ngi vo ln u phi c hng dn t m. 10. Cha kho trm phi ghi tn r rng v c qun l theo ni quy ring. Mi khi ri khi trm u phi kho v kim tra xem ca kho cht cha. iu 52. Lm vic vi thit b in cao p khng ct in 1. Cn c vo mc nguy him, nhng cng vic lm khng ct in c chia lm hai loi ch yu nh sau:


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a) Nhng vic lm bn ngoi ro chn hoc ngoi khong cch an ton vi thit b ang c in; b) Nhng vic lm gn hoc trn cc b phn v thit b ang c in nhng khng c kh nng che chn, gy nguy him cho ngi lm vic. 2. Nhng cng vic lm bn ngoi ro chn c nh hoc phn in h p ca trm th n v cng tc khng phi c Phiu cng tc nhng phi c Lnh cng tc v sau khi lm xong phi ghi vo s nht k vn hnh nhng cng vic lm. Ngi lao ng khng trnh an ton v in vo trm lm vic phi c ngi gim st an ton in theo quy nh ti Khon 1, iu 25 v Khon 1, iu 32. 3. Nhng cng vic cho php m ca li an ton khi thit b vn c in phi c phiu cng tc v m bo khong cch an ton theo quy nh bao gm: a) Ly mu du my bin p (ch kim tra tip t v my trc); b) Tin hnh lc du nhng my bin p ln ang vn hnh; c) Kim tra rung ca thanh ci bng so thao tc; d) o dng in bng am-pe km; e) Lau s cch in t 35 kV tr xung bng dng c chuyn dng c kim tra v th nghim nh k theo ng quy nh hin hnh. 4. Nhng cng vic lm Khon 3, iu 52 ch c tin hnh khi cc b phn mang in pha trc mt hay pha trn u, ngi lm vic phi ng trn nn nh hoc gin gio chc chn, cm ngi lm vic ng lom khom. iu 53. S dng km o cng dng in 1. Ngi s dng ng h kiu km o cng dng in phi c hun luyn v cch o. 2. Nu o thit b in cao p th phi c hun luyn v cch c ch s, gim st an ton, do hai ngi c bc an ton in t bc 4 tr ln v thc hin theo phiu cng tc. 3. Ch c dng ampe km o dng in thit b in cao p t 22kV tr xung v phi c ampe mt lp ngay trn km. Khi o phi s dng gng tay cch in, ng cch in (gh cch in tng ng vi cp in p ca thit b). V tr o phi thun tin v khong cch gia cc pha khng di 0,25m. 4. Phn cch in khi s dng km o thit b in cao p phi trong thi hn th nghim. Khng s dng km o nu phn cch in pha ming km b nt, v. 5. Khi o dng in thit b in h p, c php o trng hp ampe


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mt t ring, ngi o khng cn mang thit b an ton, nu o trn ct th phi tun theo quy nh lm vic trn cao ca quy trnh ny. Khi o phi ng trn nn nh hoc gi chc chn, khng ng trn thang di ng o. 6. o xong, km o in phi trong hp v bo qun ni kh ro. iu 54. Nhng bin php an ton khc 1. Cm lm vic trn cc gin gio tm thi hoc trn thang di ng khi bn di c thit b c in cao p (mc d m bo khong cch an ton). 2. Cm lm vic cc on cp ngm hay dy dn ni khng lm tip t. iu 55. Quy nh v cng vic phi ct in nhng cho php khng ni t 1. Nhng cng vic nh o, kim tra in tr ni t, o cc thng s ca thit b m bt buc phi khng c tip t, cng c li tip t ca thit b hoc ca h thng ni t ton trm th c php tm thi tho g dy ni t trong thi gian tin hnh cc cng vic ny. 2. Nhng cng vic nu ti Khon 1, iu 55 phi c Phiu cng tc v ghi r tho ni t no, do nhn vin vn hnh no thc hin. iu 56. Nhng quy nh m bo an ton khi lm vic trn my ct 1. Khi tin hnh cng vic trn my ct c b iu khin t xa phi: a) C lnh cho php tch my ct khi vn hnh ca cp iu c quyn iu khin; b) Thc hin theo Phiu cng tc; c) Ct ngun iu khin my ct; d) Ct cc dao cch ly trc v sau my ct; e) Treo bin bo: Cm ng in! C ngi ang lm vic vo kha iu khin my ct. 2. Khi tin hnh th, iu chnh vic ng, ct my ct, ngi ch huy trc tip c php cp in vo ngun iu khin nhng phi c s ng ca nhn vin vn hnh. 3. Cm sa cha cc my ct ang vn hnh (k c vic lau s cch in bng thit b chuyn dng). iu 57. Bin php an ton khi lm vic my pht in v my b ng b 1. Vic kim tra, theo di my ang vn hnh do nhn vin chuyn nghip m nhim.


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2. Ngi tp s khng c t lm bt c cng vic g khi khng c s gim st ca nhn vin vn hnh. 3. Ngi lm vic phi mc gn gng (n gii phi i m, tc cun gn), kim tra nh sng ni lm vic v cc thit b ph theo ng quy trnh xong mi c khi ng cho my chy. 4. Xung quanh my pht hoc my b khng qun, o v bt c loi vt liu no c th cun vo my. 5. Kim tra chi than khi my ang chy phi mang gng cch in v ci cht vo c tay, cm dng tay tip xc ng thi vi hai cc tnh khc nhau ca my. 6. Khi my ang quay, nu khng c dng in kch thch th vn c xem nh ang c in. Cm lm vic trn mch stator ca my pht, hoc cc cun dy cao p ca my b. 7. Bin php an ton khi sa cha. a) Sa cha phi tho d my pht, my b th phi thc hin cc bin php k thut v bin php t chc lm vic theo ng quy nh ca quy trnh ny; b) Nu my pht, my b c im trung tnh ni vi im trung tnh ca my pht, my b khc (hoc ca h thng) th khi sa cha mch stator phi tch im trung tnh ra khi h thng, lm vic ny phi eo gng tay cch in cao p. iu 58. Bin php an ton khi lm vic ng c in cao p 1. ng, ct ng c do nhng nhn vin chuyn nghip m nhim. 2. Nu tip xc vi thit b khi ng ca ng c iu khin bng tay th phi eo gng tay cch in. 3. Cm lm bt c cng vic g trong mch ca ng c ang quay, tr cng vic th nghim thc hin theo chng trnh c bit c phng k thut ca n v ph duyt. 4. Bin php an ton khi sa cha. a) Ct in v c bin php trnh ng nhm in tr li (nh: kho b phn truyn ng ca my ct v dao cch ly; treo bin Cm ng in! C ngi ang lm vic ti my ct v dao cch ly cp in cho ng c); b) Nu ng c c t chung im trung tnh th phi tch im trung tnh ra khi h thng; c) Nu u cp ca ng c in tho ri th cc cng vic tin hnh trn ng c phi theo phng n c phng k thut ca n v ph duyt, khng phi c Phiu cng tc.


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iu 59. Bin php an ton khi lm vic vi t in 1. H thng t in t chung vi trm bin p th phi t cc b t in ring mt bung v xy tng ngn cch vi bung t thit b khc ngn nga ha hon. 2. Khi my ct ca b t in ct do bo v tc ng (hoc ch b chy, t), ch c php ng li sau khi tm c nguyn nhn v x l. 3. ng v ct cc t in cao p do hai ngi thc hin. Cm dng dao cch ly ng, ct cc t in cao p v ly mu du khi t in ang vn hnh. 4. Khi ct t in sa cha th phi phng in cc t in bng thanh dn kim loi c tit din ti thiu 25mm2, ti a 250mm2 v c ghp cht vo m so cch in c tiu chun thao tc in p lm vic ca t in. Nu t in c bo v ring tng bnh hoc tng nhm th phi phng in ring tng bnh hoc tng nhm. 5. Khi phng in tch d ca t in phi c in tr hn ch, sau mi phng trc tip xung t trnh h hng t. iu 60. Bin php an ton khi lm vic vi c-quy 1. Trong vn hnh bnh thng bung c-quy phi c kho, cha kho phi ni quy nh v ch c giao cho ngi ph trch phng c quy hoc nhng ngi c php i kim tra trong thi gian lm vic v kim tra. 2. Cm ht thuc, s dng bt la, l si trong bung cha c-quy, ca bung c-quy phi r: Bung c-quy! Cm la - Cm ht thuc. 3. Bung cha c-quy phi c cc h thng qut gi, thng hi. 4. Khng c lm ngn cn cc ca thng gi, cc li i gia cc gi trong bung c-quy. 5. Phi chun b cht trung ho ph hp vi h thng c-quy. 6. Bin php an ton khi lm vic, s dng v pha ch axt. a) Lm vic vi axt do ngi chuyn nghip m nhim, vn chuyn bnh axt phi c hai ngi, ch kim tra ng i trc trnh trn, trt ng hoc lm bnh; b) Trn thnh cc bnh cha axt, cha dung dch axt, nc ct u phi ghi r tng loi bng sn chng axt; c) Axt m c phi trong cc bung ring, ngoi axt ra ch c php dung dch trung ho; axt phi trong cc bnh chuyn dng bng nha tng hp, thy tinh hay snh s c np y v quai xch;


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d) Khi rt axt ra khi bnh phi c phng tin gi bnh khi v. Bnh cha axt phi tht kh v sch s; e) Khi pha ch axt thnh dung dch phi rt tng tia nh axt theo a thu tinh vo bnh nc ct v lun lun khuy to nhit tt; f) Cm nc ct vo axt pha ch thnh dung dch. CHNG VII BIN PHP AN TON TRONG CNG VIC QUN L, VN HNH, SA CHA NG DY CAO, H P Mc 1 BIN PHP AN TON CHUNG iu 61. Kim tra nh k ng dy 1. Phi xem nh ng dy ang c in, kim tra tin hnh trn mt t, ban m phi c n soi, ch dy dn b chng vng v t, ri. 2. Khi thy dy dn t, ri xung t hoc cn l lng phi c bin php khng cho mi ngi ti gn di 10m, k c bn thn. Nu l ni c ngi qua li th phi c ngi ng gc v bo ngay cho trc ca iu (hoc trng ca vn hnh li in, nh my in) bit. Nu giao cho ngi khc ng gc th phi gii thch k bin php an ton cho ngi ng gc bit. 3. Khi tro ln ct phi kim tra s b tnh trng ca mng ct v ct. Nu tro ln ct trn 3,0m th phi thc hin ng cc quy nh v an ton in v lm vic trn cao. Cm tro v lm vic pha t tay x c s dy dn trn ct n. 4. Nu tin hnh o ni t ng dy ang vn hnh th phi m bo cc iu kin sau: a) Tri khng c ma, ging, st; b) Nu ng dy c bo v bng dy chng st th khi tho dy ni t phi eo gng tay cch in, hoc trc khi tho, u dy ni t ct phi ni tt tm thi u dy ni t vo mt cc ni t bng mt on dy dn c tit din ti thiu 10mm2. iu 62. Lm cng vic trn ng dy ct in 1. Phi c tip t ti ni lm vic theo quy nh ti iu 14. 2. Nu lm vic vo ban m phi c nh sng. 3. Mi cng vic lm trn ng dy cao p phi c t nht hai ngi thc hin, cho php mt ngi tin hnh cc cng vic nh treo (in) bin bo, sa chn


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ct, nh s ct v.v m khng tro ln ct cao qu 3,0m v khng sa cha cc cu kin ca ct. 4. Khi c ging, bo hoc sp c ging, bo ngi ch huy trc tip phi cho n v cng tc ra khi khu vc nguy him do t dy hoc , gy ct v.v. 5. Cm lm vic trn ng dy khi bt u c gi cp 6 (40~50km/gi) tr ln hoc c ma nng ht, nc chy thnh dng trn ngi v thit b tr trng hp c bit khi c lnh khn cp ca cp c thm quyn. 6. Khi cng tc trn chui s, ch cho php ngi di chuyn dc chui s sau khi xem xt k chui s, khng c vt nt u s hay cc ph kin khc, cc mc ni, kho, cht cn tt v . Ngi lm vic phi s dng dy an ton ph ci cht vo x hoc u ct. 7. Khi tin hnh cng tc trn ng dy vt ng st, ng b, ng sng phi p dng cc bin php nh sau: a) Giao cho vi ng st, ng sng phi bo trc cho c quan qun l ng st, ng sng v mi i din ca h ti im cng tc phi hp, m bo an ton cho hai bn v cng ng; b) Giao cho vi ng b phi c ngi cnh gii cm c (hoc n nu l ban m), ng cch ni lm vic vi khong cch hp l v hai pha bo hiu. Nu c nhiu xe qua li th phi bc gin gio. iu 63. Cht cy gn ng dy Vic cht cy gn ng dy phi thc hin nhng quy nh nh sau: 1. Ngi cha hun luyn v kim tra, cha c kinh nghim khng trc tip cht cy. 2. Ngi ch huy trc tip phi thng bo cho nhn vin n v cng tc bit v nguy him khi tro ln cy, khi cy v dy thng tip xc hoc vi phm khong cch an ton vi dy dn. 3. Cm cht cy khi c gi cp 4 (20~29km/gi) tr ln, tr trng hp c bit khi c lnh khn cp ca cp c thm quyn. Cm ca cy sn hng lot ri lm cy bng cch cho cy ny lm cy kia. Cm ng pha cy v pha i din. trnh cy khi vo ng dy phi dng dy thng buc v ko v pha i din vi ng dy. 4. Khi cht cy phi cht cnh mc, cy mc trc, khi cy sp , cnh sp gy phi bo cho ngi xung quanh bit. 5. Khi cht cy phi dng dy buc chui dao vi c tay trnh ri vo ngi khc. Dy an ton phi c buc vo cnh cy hoc thn cy chc chn.


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6. Phi ct in ng dy, khi cht cy, cht cnh c kh nng , ri vo ng dy. Nu khng ct in th phi c bin php h cy, cnh an ton. 7. Cht cy trong hnh lang an ton ng dy cao p phi c Phiu cng tc hoc Lnh cng tc. Mc 2 BIN PHP AN TON KHI LM CNG VIC TRN NG DY CAO P ANG VN HNH iu 64. Nhng quy nh chung 1. Cng vic ti mng ct, tro ln ct di 3,0m, khng tho d cu kin ct c php lm vic mt ngi c bc 2 an ton in tr ln. 2. Cng vic c tro ln ct trn 3,0m v cch dy dn cui cng theo chiu thng ng ti thiu bng khong cch quy nh ti Khon 2, iu 9 phi c Phiu cng tc (c th nh: t, tho thit b quan trc st, m st, thay thanh ging, sn v sa cha cc b trn ct). 3. Cng vic c tro ln ct v tr cao hn quy nh v khong cch ti Khon 2, iu 64 phi c Phiu cng tc v theo quy nh ca iu 65 di y (c th nh: sn x v phn trn ca ct, g t chim, kim tra dy dn, dy chng st, mi ni, s v cc ph kin khc). iu 65. Nhng quy nh c th Cc cng vic Khon 3, iu 64, lm cc ng dy 1 mch, 02 mch (b tr dy dn bt k), 04 v 06 mch phi m bo quy nh sau y: 1. Khong cch nm ngang nh nht t mp ngoi cng ca thn ct n dy dn theo quy nh nh sau: Cp in p ng dy (kV) Khong cch nm ngang nh nht (m) n 110 1,5 220 2,5 500 4,5 2. Cm lm nhng cng vic Khon 3, iu 64 khi c gi cp 4 (20~29km/gi) tr ln, hoc tri m u, c sng m, ma v m ti, ng thi phi ngng ngay cng vic khi c cc hin tng ny. 3. Ngi lm vic khng tip xc vi s cch in. Khong cch cho php nh nht t ngi v dng c mang theo n dy dn quy nh nh sau: Cp in p ng dy (kV) Khong cch cho php nh nht (m) n 35 0,6 110 1,0 220 2,0 500 4,0


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4. Nhng ngi lm cng vic Khon 3, iu 64 phi c o to c bit, qua thao din thc hnh thng tho trn ng dy ct in v ng dy c in, sau kim tra bng bi vit, vn p trc tip t yu cu v cp Giy chng nhn. Nhn vin n v cng tc phi c bc an ton in t bc 3 tr ln. Cc bin php an ton c th, do n v cng tc thc hin. 5. Khi g t chim trn ng dy ang vn hnh ngoi nhng quy nh cc Khon 1, 2, 3, 4, iu 65 phi thc hin nh sau: a) Lm vo ban ngy khi tri nng, kh ro; b) Khng rm r, c, cnh cy ri xung s v dy dn; c) Cm g t chim khi c gi lm bay rm r, c rc ca t chim vo dy dn. 6. Khi sn x v phn trn ca ct ngoi nhng quy nh Khon 3 v 4, iu 65 phi thc hin nh sau: a) Cm ng thng di chuyn ngi dc theo x; b) Nu pha trn c dy dn, dy chng st th phi m bo khong cch an ton theo quy nh v khong cch n cc phn mang in khc; c) Khi sn, trnh sn ri ln dy dn v s; d) Chi sn phi lm bng cn g khng di qu 10cm. Mc 3 BIN PHP AN TON KHI LM CNG VIC GN NG DY ANG VN HNH iu 66. Nhng loi cng vic lm gn ng dy ang vn hnh Cng vic lm gn ng dy ang vn hnh bao gm: 1. Lm vic trn on ng dy ct in, nhng giao cho vi ng dy ang vn hnh. 2. Lm vic trn on ng dy ct in nhng c chiu di t 2km tr ln i bn cnh, hoc song song v cch ng dy ang vn hnh vi khong cch nh hn quy nh nh sau: Cp in p ng dy (kV) 110 220 500 Khong cch nh hn (m) 100 150 200

3. Lm vic trn ng dy ct in nhng i chung ct vi ng dy ang vn hnh.


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iu 67. Bin php an ton khi lm vic Khi lm vic trn ng dy ct in nhng gn ng dy ang hnh phi thc hin nhng quy nh sau y: 1. Nu ngi lm vic khng va chm, n gn b phn mang in ca ng dy c in vi khong cch nguy him (hoc p dng cc bin php an ton phng trnh khc) th khng phi ct in ng dy gn vi ng dy c sa cha. 2. Khi cng vic c kh nng lm ri, hoc lm chng dy dn (v d: tho hoc ni dy u chui s) trong khong ct giao cho vi ng dy ang vn hnh th phi ct in cc ng dy pha di ng dy sa cha. Trng hp c bit, nu khng th ct in ng dy pha di trong thi gian di cng (ko) dy ng dy pha trn th cho php lm gin gio cch ly vi ng dy c in, vi iu kin gin gio ny phi m bo an ton khi ng dy c in v dy dn hoc cc vt liu khc ca ng dy cng (ko) dy (k c khi xy dng ng dy mi) khng th vi phm c khong cch mt an ton. Trong thi gian lm gin gio phi ct in ng dy pha di v vic lm gin gio ny phi c lp thnh phng n c th, c Gim c hoc Ph Gim c k thut Cng ty in lc ph duyt. 3. Nu c tho hay lp dy dn th phi phng kh nng dy bt ln trn ng dy c in, bng cch dng dy thng chong qua dy dn c hai u v gh xung t. Dy dn v dy chng st sp a ln ct phi c ni t, nu l ng dy giao cho th phi ni t hai pha. 4. Cho php tin hnh cng vic trn dy dn hoc dy chng st ca ng dy ct in gn ng dy ang vn hnh, nu n v cng tc s dng trang b v dng c cch in chu c in p ln nht c th xut hin trn dy dn ca ng dy ang lm vic (sa cha). Trong trng hp ny, khng phi ni t ng dy ct in v c coi nh vn cn in. 5. Khi thi cng, nu c dng cp thp ko, quay ti th khong cch nh nht t dy cp thp n dy dn c in quy nh nh sau: Cp in p (kV) 35 110 220 Khong cch nh nht (m) 2,5 3,0 4,0

6. Trc khi tin hnh cng vic n v lm cng vic phi lp, duyt phng n k thut v bin php an ton c th.


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iu 68. Quy nh khi lm vic trn ng dy ct in nhng i chung ct vi ng dy ang vn hnh Khi lm vic trn ng dy ct in nhng i chung ct vi ng dy ang vn hnh phi thc hin nhng quy nh sau y: 1. Khong cch nh nht gia cc dy dn gn nht ca hai mch khng nh hn quy nh nh sau: Cp in p ng dy (kV) T 35 tr xung 110 220 Khong cch nh nht (m) 3,0 4,0 6,0

i vi ng dy in p n 35kV khi khong cch gia hai dy dn gn nht ca hai mch nh hn 3,0m nhng khng nh hn 2,0m, cho php tin hnh cng vic c tro ln ct mch ct in khi mch kia vn cn in (tr vic ko dy chng st) nhng phi dng cc tm ngn cch in gia hai mch. 2. Phi t tip t cho ng dy s lm vic trn , c 500m t mt b tip t (ti thiu phi c hai b hai u khong lm vic). 3. Cm lm vic khi c gi cp 4 (20~29km/gi) tr ln, sng m dy v ban m. Cm ra dy dn trn ct, cun dy dn thnh cun trn ct, dng thc o bng kim loi. 4. Ngi ch huy trc tip phi kim tra ng tuyn dy c ct in, ng thi phi c y cc loi bin bo an ton (Dng li! C in nguy him cht ngi; Ch ! Pha trn c in; Tro ti y v.v.), treo cc ct hai ng dy i chung v thc hin y nhng bin php an ton khi tro cao trong Quy trnh ny. Mc 4 BIN PHP AN TON KHI LM VIC TRN NG DY H P C IN iu 69. Lm vic trn ng dy h p ang c in 1. Phi c Phiu cng tc hoc Lnh cng tc. 2. Nu trn ct c nhiu ng dy in p khc nhau th phi c bin bo ch r in p tng ng dy. Khi tin hnh cng vic, ngi cho php v ngi ch huy trc tip phi xc nh r ng dy s tin hnh cng vic thuc trm bin p no lm y cc bin php an ton trc khi thc hin th tc cho php lm vic (nu lm vic theo phiu cng tc). 3. Lm vic trn ng dy h p i chung ct vi ng dy cao p n 35kV c thc hin theo cc iu kin nh sau:


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a) Nu thay ty s, cng li dy, h dy, nng dy trn nhng nhnh dy h p i vo cc h ph ti th khng phi ct in c ng dy h p m ch phi tho u dy u vo ng dy chnh v ct cu dao cui nhnh r i vo cc h. Cng vic ny phi c phiu cng tc v thc hin , ng quy nh an ton khi lm vic trn cao; b) Nu cng li dy, thay dy trn ng dy chnh dc theo tuyn khng t yu cu quy nh ti Khon 1, iu 68 th phi ct in c 2 ng dy v phi c Phiu cng tc; c) ng dy cao p i trn c ct in nhng phi t dy tip t m bo an ton; d) Nu trn ct c ng dy thng tin i chung th khi tro phi dng bt th in kim tra ng dy thng tin c b chm cp lc hay khng v kim tra ng dy thng tin c b h, trc v khng. Khi lm vic phi ch quan st, trnh va chm vo phn b h, trc v hoc ng cao hn ng dy thng tin, nu chm ngi vo ct th khng c chm vo dy thng tin. 4. Khi lm vic trn ng dy h p c in hoc tip xc trc tip vi phn c in h p trong trm in phi thc hin nhng quy nh sau y: a) Dng dng c cch in c tay cm chc chn v m bo an ton; b) i giy (ng) cch in hoc ng trn thm cch in; c) Nu ngi lm vic cch phn c in di 30cm th phi dng cc tm cch in bng ba cch in mi-ca, ni-lng hoc ba-k-lt che, chn. 5. Vic thay ch trn ct c tin hnh lc tri kh ro, khng c ging, sm st v do hai ngi thc hin. Nu ma nh ht, cho php thay ch trn ct nhng khi lm vic phi c gng tay cch in v tm ni lng che phn thit b mang in, v tr lm vic c ch ng chc chn. Qun, o ngi lm vic phi kh. CHNG VIII BIN PHP AN TON KHI XY DNG NG DY CAO P TRN KHNG, MC DY LP T IN H P Mc 1 QUY NH CHUNG iu 70. Nhng quy nh chung 1. Nhng bin php k thut an ton khi xy dng ng dy v trm bin p nu trong Chng VIII ny c quy nh cho cc n v cng tc tin hnh bng phng php th cng hoc cc phng tin c gii thng thng.


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2. Khi lm vic gn ni c in b xe cn cu, xe thang v xe nng di ng phi c ni t. 3. Khi tin hnh cng vic theo cc cng ngh mi th n v thi cng phi bin son quy trnh ring theo quy nh ca nh ch to. Mc 2 BIN PHP AN TON KHI XY DNG NG DY DN IN NI C NG DY IN CAO P ANG VN HNH iu 71. Quy nh v thc hin cc bin php an ton 1. n v lm cng vic v n v qun l vn hnh phi phi hp thc hin cc bin php an ton trong Chng VIII ny, khi thi cng cc ng dy dn in trong cc trng hp sau: a) Xy dng ct in bn cnh ng dy t 22 kV n 500 kV ang vn hnh, khi khong cch t v tr lm vic n dy dn c in gn nht nh hn hoc bng 1,5 chiu cao ca ct c dng; b) Xy dng cc on ng dy giao cho vi cc ng dy ang vn hnh; c) Lp t dy dn, dy chng st trn ng dy hai mch i chung ct khi mt mch ang vn hnh v trong vng nh hng ca ng dy cp in p t 35kV n 500kV ang c in cc khong cch nh hn quy nh nh sau: Cp in p (kV) Trn 35kV n 110kV n 220kV n 500kV Khong cch nh hn (m) 100 150 200

2. Nhn vin n v cng tc ca t chc, c quan, n v xy lp in phi c hun luyn quy trnh an ton in v c bc an ton in ph hp vi cng vic c giao. 3. Cc t chc, c quan, n v xy lp phi ng k v thc hin cc bin php an ton theo yu cu ca n v qun l vn hnh, ng thi phi tho thun vi n v qun l vn hnh c ngi gim st an ton in cho n v cng tc m bo an ton khi tin hnh nhng cng vic sau y: a) Lp t dy dn, dy chng st trn tuyn ng dy hai mch i chung ct khi mt mch ang vn hnh; b) Lp t dy dn v dy chng st ch giao cho vi ng dy ang vn hnh; c) Dng ct v lm cng vic s dng my cu v.v c chiu cao ln hn 4,5m khi thi cng ng dy theo quy nh ti im b, c, Khon 1, iu 71;


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d) Dn sch tuyn m khi cht cy c nguy c vo ng dy ang vn hnh gy s c v tai nn. Mc 3 BIN PHP AN TON KHI THI CNG CT IN GN NG DY CAO P ANG VN HNH iu 72. Cng vic ng cc bng my 1. Nu cng vic ng cc bng my th ngi ch huy trc tip phi c bc 3 an ton in tr ln. Khi lm vic v di chuyn cc chi tit ca my ng cc phi cch dy dn c in t 6,0m tr ln. nhng a hnh khng bng phng khng u cn ca my ng cc nghing v pha dy dn c in v c th dn n vi phm khong cch an ton, gy ra phng in. 2. Khi cho my ng cc i di ng dy, cn nng ca my phi h xung, t v tr nm ngang v ch i nhng ni c ch dn, quy nh. iu 73. o h mng bng phng php c gii Nu o h mng bng phng php c gii di ng dy ang vn hnh hoc c kh nng vi phm khong cch phng in th ngi ch huy trc tip phi c bc 3 an ton in tr ln. Cc bin php an ton v in cng c quy nh nh vi my ng cc. iu 74. Lp rp ct bng cn trc 1. Nu lp rp ct bng cn trc th ngi ch huy trc tip phi c bc 3 an ton in tr ln. 2. Trong qu trnh lm vic phi ch khng dng c, dy chng ti gn dy dn c in vi phm khong cch quy nh ti Khon 2, iu 9. Khng buc dy chng vo ct v cm tro ln ct ca ng dy ang vn hnh. iu 75. Dng ct 1. Nu dng ct bn cnh ng dy ang ang vn hnh th ngi ch huy trc tip phi c bc 4 an ton in tr ln. 2. Cm t cc phng tin trc ko ngay pha di dy dn ca ng dy cao p ang vn hnh. Dy cp ko v cp hm phi b tr sao cho khi dy cp b bt, t khng th vng v pha ng dy ang vn hnh. Khong cch nh nht cho php t cc dy cp ko v cp hm n dy dn c in nh sau: Cp in p (kV) Khong cch nh nht cho php (m) n 220 6,0 500 8,0 3. Ch c dng dy thng lm dy chng no v pha ng dy ang vn hnh. Nu mun m bo an ton c hc th ch lc nng ct mi c dng dy


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cp thp. Khong cch nh nht cho php t dy chng n dy dn c in nh sau: Cp in p (kV) Khong cch nh nht cho php (m) n 35 4,0 n 220 6,0 500 8,0 Nu dy chng c nguy c dch chuyn ti gn dy dn c in vi khong cch nh hn quy nh trn (do dy b t, mng no b bt v.v.) th phi dng dy chng ngc ko li. 4. Khi nng ct phi ni t cc phn sau: a) Thn ca ti nng ct, hm ct; b) Ton b dy chng bng kim loi nu l ct ang dng bng st. Mc 4 LP T DY DN CH GIAO CHO VI NG DY CAO P ANG VN HNH iu 76. Quy nh v an ton 1. Ch c php lp t dy dn ch giao cho vi ng dy cao p ang vn hnh in khi dy dn lp t i di dy dn ca ng dy ny. Trng hp c bit, nu khng th ct in ng dy pha di trong thi gian di cng (ko) dy ng dy pha trn th cho php thc hin theo quy nh ti Khon 2, iu 67. 2. Cng vic ni trn phi lm theo ng quy nh ca Quy trnh do Ngi s dng lao ng ca t chc, c quan, n v xy lp duyt v yu cu ca ngi gim st an ton in. 3. Ngi ch huy trc tip n v cng tc phi c bc 5 an ton in. Nhn vin n v cng tc phi l nhng cng nhn ng dy chuyn nghip c bc 3 an ton in tr ln. 4. Phi p dng mi bin php ngn nga kh nng vi phm khong cch quy nh ti Khon 2, iu 9 vi dy dn c in. Dy dn nh ko phi c ni t v hai pha ca ng dy c in. 5. phng dy dn b ri, t vng ln dy dn c in phi cng dy thng 2 v tr ca dy dn nh cng v hai pha ca ng dy ang vn hnh. Cc dy thng ni trn phi c buc cht vo vt neo chc chn di t v c chiu di khong cch t mt t n dy dn nh cng khi no cht vo ct.


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6. Dy lo hai u khong dy dn giao cho ca ng dy thi cng phi c tho ra v ch c ni li theo lnh ca ngi lnh o cng vic (ngi ch huy trc tip), sau khi kt thc mi cng vic lp t trn tuyn ng dy. Mc 5 LP T DY DN V DY CHNG ST NG DY CAO P HAI MCH I CHUNG CT KHI MT MCH C IN V TRONG VNG NH HNG CA NG DY CAO P 35KV N 500KV iu 77. Quy nh chung 1. Cc cng vic lp t dy dn v dy chng st ng dy cao p 02 mch i chung ct khi 01 mch c in v trong vng nh hng ca ng dy cao p 35kV n 500kV, bao gm cc trng hp nh sau: a) Lp t dy dn, dy chng st ng dy 02 mch khi mt mch c in; b) Lp t dy dn, dy chng st ng dy hoc on ng dy trong vng nh hng ng dy in p 35kV n 500 kV c in vi khong cch t ng dy lp t n ng dy c in nh quy nh ti im c, Khon 1, iu 71; c) Lp t dy chng st pha trn mch ct in ca ng dy 02 mch khi 01 mch vn c in. 2. Trng hp lp t (k c khi sa cha, thay th) dy dn v dy chng st ng dy cao p c 04, 06 mch i chung ct khi c t 02 n 05 mch c in, cc n v trc thuc v cc Cng ty con do EVN nm gi 100% vn iu l qun l vn hnh cc ng dy ny phi bin son quy trnh ring cho tng loi cng vic. 3. Ngi s dng lao ng cc t chc, c quan, n v xy lp phi bin son v ban hnh quy trnh thi cng ng dy dn in theo quy nh ti Khon 1, iu 77 cn b, cng nhn hc tp v thc hin. 4. Yu cu v bc an ton in khi thc hin cc cng vic. a) Ngi ch huy trc tip n v cng tc phi c bc 4 an ton in tr ln v thm nin cng tc xy lp ng dy in cao p t nht 02 nm; b) Cc cng vic lm ct gn ng dy c in v c tro ln ct phi do cng nhn xy lp ng dy chuyn nghip, c bc 3 an ton in tr ln thc hin. Nu khi lm vic trn ct ca ng dy c in th nhng ngi ni trn phi c bc 4 an ton in tr ln; c) Ngi c bc 1, bc 2 an ton in ch c lm cc cng vic di t, khng tip xc vi dy dn hoc dy chng st ang lp t.


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5. lp t dy dn v dy chng st ca ng dy, c th chia cc n v cng tc theo tng loi cng vic tu theo s b tr ca n

quy trinh an toan dien 2012

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