inspection lv
DESCRIPTION
electrical engineerTRANSCRIPT
-
3-1
:
3.1
:
) .11 3.1
) 1. 2. 3. 3 A, B C
3.
-
3-2
6 ..
3.1 .11
) .11 300 750
) 3.2 3.3 3.4 4 ..
.11
.11
.11
VAF 11
THW 4
NYY 6
-
3-3
) 1 2 3 4 :1) 200
2) 200
200 70% 200 3)
-
3-4
3.1 .11-2531 ( 70 )
. 11-2531
()
1
IVHIV
300
2
2 3
VAFVAF-S
300 (Conceal)
(Conceal)
3
VVR 300
-
3-5
3.1 () .11-2531 (70 )
. 11-2531
()
4
THW 750
5 2
VVFVVF-S
750 (Conceal)
(Conceal)
6
NYY 750
-
3-6
3.1 () .11-2531 (70 )
. 11-2531
()
7
NYY 750
8 3
NYY-N 750
9
VCT 750
10
VSFVFFVTF
300
11 2 3
B-GRDVAF-G
300 (Conceal)
12
VVR-GRD
300
13 2
VVF-GRD
750 (Conceal)
-
3-7
3.1 () .11-2531 (70 )
. 11-2531
()
14
NYY-GRD 750
15
VCT-GRD 750
16
VFF-GRD 300
17
VFF-F 300
: 5-16 .. 2545
-
3-8
3.2 . 11-2531 70 300 750 40 ( -) 30 ( )
()
(..)
0.5 9 8 8 7 10 9 -1 14 11 11 10 15 13 21
1.5 17 15 14 13 18 16 262.5 23 20 18 17 24 21 344 31 27 24 23 32 28 456 42 35 31 30 42 36 56
10 60 50 43 42 58 50 7516 81 66 56 54 77 65 9725 111 89 77 74 103 87 12535 137 110 95 91 126 105 15050 169 - 119 114 156 129 17770 217 - 148 141 195 160 21695 271 - 187 180 242 200 259120 316 - 214 205 279 228 294150 364 - 251 236 322 259 330185 424 - 287 269 370 296 372240 509 - 344 329 440 352 431300 592 - 400 373 508 400 487400 696 - 474 416 599 455 552500 818 - 541 469 684 516 623
D
0.5D
D
-
3-9
3.3 . 11-2531 70 300 750 40 (Cable Tray)
()
(..)
1 - - - - 11 10
1.5 - - - - 14 132.5 - - - - 18 174 - - - - 24 236 - - - - 31 29
10 - - - - 43 4116 - - - - 56 5325 - - - - 77 7335 - - - - 95 9050 169 110 143 101 119 11370 217 141 183 130 148 14095 271 176 230 163 187 178120 316 205 267 190 214 203150 364 237 308 218 251 238185 424 276 360 254 287 273240 509 331 432 305 344 327300 592 444 504 414 400 393400 696 522 593 487 - -500 818 613 699 572 - -
D
2.15 D D
D
-
3-10
3.4 90 600 40 () 30
()
3
(..)
3 3
3 3
2.5 36 25 31 28 444 47 33 41 36 576 60 42 52 46 71
10 82 56 70 61 9416 110 76 93 81 12225 148 100 123 107 15635 184 123 151 130 18750 224 153 184 156 22170 286 191 230 197 27095 356 239 285 241 325120 417 275 329 277 368150 481 322 380 318 413185 559 368 436 363 466240 672 440 518 430 539300 782 510 615 501 607400 921 604 734 586 687500 1080 686 855 685 773
: 3.2, 3.3 3.4 5-11, 5-12 5-13 .. 2545
-
3-11
3.2
:
3.2.1 (Rack)
:)
3.5 3.6
3.5
()
()
(.)
2.5 0.10 0.025 50 5.0 0.15 0.05
: 5-4 .. 2545
-
3-12
3.6
()
(..)()
10 0.15 0.05 2.511-25 0.20 0.05 426-40 0.20 0.05 6
: 5-5 .. 2545
) 2.5 ) )
3.2
> 2.5 .< 5 .
-
3-13
3.2.2 (Conduit)
:) .770 . . 216
3.3 .) - -
3.4
A B C N
-
3-14
)
3.7 3.8 . 4 3.9 . 6
3.7 1 2 3 4 4
53 31 40 40 40 55 30 40 38 35
: 5-3 .. 2545
-
3-15
3.8 .11-2531 4 (THW) .770-2533
()
1 7 13 20 33 - - - - - - - -1.5 6 11 17 28 44 - - - - - - -2.5 4 8 13 22 34 - - - - - - -4 3 5 9 15 23 36 - - - - - -6 2 4 7 12 19 29 - - - - - -10 1 3 4 7 12 19 32 - - - - -16 1 1 3 5 9 14 23 36 - - - -25 1 1 1 3 5 9 15 23 29 - - -35 - 1 1 3 4 7 12 19 24 30 - -50 - - 1 1 3 5 9 14 17 21 34 -70 - - 1 1 2 4 7 10 13 16 26 3795 - - 1 1 1 3 5 7 10 12 19 27
120 - - - 1 1 2 4 6 8 10 16 23150 - - - 1 1 1 3 5 7 8 13 19185 - - - - 1 1 2 4 5 6 10 15240 - - - - 1 1 1 3 4 5 8 12300 - - - - 1 1 2 3 4 6 10400 - - - - - 1 1 1 2 3 5 8500 - - - - - - 1 1 1 2 4 6
(.) 15 20 25 32 40 50 65 80 90 100 125 150
-
3-16
3.9 .11-2531 6 (NYY) .770-2533
()
1 1 1 3 5 8 12 21 33 - - - -1.5 1 1 2 4 7 11 19 30 - - - -2.5 1 1 2 4 7 10 17 26 33 - - -4 1 1 1 3 6 9 15 23 29 36 - -6 - 1 1 3 5 8 13 21 26 33 - -10 - 1 1 2 4 6 11 17 22 27 - -16 - 1 1 1 3 5 10 15 19 23 36 -25 - 1 1 1 3 4 8 12 15 19 29 -35 - - 1 1 1 3 6 10 12 15 24 3550 - - 1 1 1 3 5 8 11 13 21 3170 - - - 1 1 2 4 7 8 11 17 2495 - - - 1 1 1 3 5 7 8 13 19
120 - - - 1 1 1 3 4 6 7 11 17150 - - - - 1 1 1 3 4 5 9 13185 - - - - 1 1 1 3 4 5 7 11240 - - - - - 1 1 2 3 4 6 9300 - - - - - 1 1 1 2 3 5 7400 - - - - - - 1 1 1 2 4 6500 - - - - - - 1 1 1 1 3 4
(.) 15 20 25 32 40 50 65 80 90 100 125 150
: 3.8 3.9 .. 2545
-
3-17
)
3.0 0.9 1
3.5
)
3.10
-
3-18
3.6
3.10 (..) ()
50 3070-120 24150-185 18
240 15300 12
300 10
: 5-2 .. 2545
-
3-19
)
3.7
3.2.3 (Wire Way)
:)
20 3.11
-
3-20
3.8
) 1.5
1.5 3.0 4.5 1
1.5
3.9
-
3-21
3.11 4 (THW) 4 (THW)
(.)
50x50.
50x100.
75x100.
100x100.
150x100.
150x150.
200x200.
200x300.
1.01.52.54610162535507095
120150185240300400500
524434231812954321111----
104886847372418119653322111-
--
10370563627171410755432211
--
137947549362319131076543221
----
1137354342820151110865432
-----
110815143312317151297653
------
1449276554231262217131197
--------
11583634740332620161310
:
-
3-22
)
3.10
3.2.4
:)
-
3-23
3.11
)
)
-
3-24
3.12
)
-
3-25
3.2.5
:
)
3.13
)
1.5
-
3-26
3.14
)
3.15
-
3-27
) 15
3.16
-
3-28
3.2.6
:
)
) 2.4 15 . 45 .
3.17
)
-
3-29
) Splicing Method
3.18 Splicing method
-
3-30
3.3
BS6387 CWZ MI
3.19 MI
:1.
23
2. 10,000
Zero HalogenLow Smoke andFume L.S.F outercovering
MagnesiumOxideInsulant
Copper orAlloy Steel
-
3-31
3.
3.4
:
) - IEC 60947-2 -(AT) (AF) 3.12Ampere Frame (AF) Ampere Trip (AT)
-
3-32
- 10 kA 3.12 -
3.20
) - . - - 10 kA
-
3-33
3.12
- -
3.21 HRC
) 1,000
(Ground Fault Protection)
-
3-34
3.22
3.12
(kVA)
(A)
125%
(A)
CB,AT
(A)
AF(A)
(kA)50 72 90 80 100 10
100 144 180 160 200 10160 230 288 250 315 10250 361 451 400 500 18315 454 568 500-550 630 18400 577 721 600-700 800 18500 722 903 800-900 1,000 22630 909 1,136 1,000-1,100 1,250 30800 1,155 1,443 1,250-1,400 1,600 25
1,000 1,443 1,804 1,500-1,800 2,000 30
-
3-35
3.12()
(kVA)
(A)
125%
(A)
CB,AT
(A)
AF(A)
(kA)1,250 1,804 2,255 1,900-2,200 2,500 421,500 2,165 2,706 2,200-2,700 3,200 501,600 2,309 2,886 2,400-2,800 3,200 502,000 2,889 3,609 2,900-3,600 4,000 652,500 3,608 4,510 3,700-4,500 5,000 80
1. 315-630 KVA %Z 4% 800-2,500 KVA %Z 6%2.
-
3-36
3.5
(Fault) Insulator
3.13 . .
3.13 (.)
()
125 19 12.5 12.5 250 31.5 19 12.5 750 50 25 25
1. 11 33 IEC 71-22. 5-9 .. 2545
-
3-37
3.23
3.6
:3.6.1
1
3.24
-
3-38
3.6.2
()
10 .. 3.14
3.14
(, ..)
(, ..) 35 10*
35 50 16 50 95 25 95 185 35 185 300 50 300 500 70
500 95
1. * 2. 4-1 ..2545
3.6.3
-
3-39
3.25
3.6.4
(Exothermic Welding) 1
3.26
(L) (N)
-
3-40
3.6.5
5
25 1
a
3.6.6
.. 0.65 a
aP C
10-20
3.27
(Copper-Clad Steel) (Hot dip galvanized ste
(Solid Copper) el)
-
3-41
5/8 () 2.40 5/8 0.560 14.20 . 0.625 15.87 .
3.28 2.4
3.7
(Insulation tester) 0.5 500 1,000 30
30 .
-
3-42
3.8
6 ..
3.29
-
3-43
3.9
:
1. 0.75
2. 3.15
3. 2 0.9
3.30 0.9
4. 1 1.8 1,200 2 1
-
3-44
2 3.15 0.6 2
3.31
3.15 (Depth)
() () 1 2 3
0-150 0.90 0.90 0.90151-600 0.90 1.05 1.20
1. 1-1 .. 25452. 1
300
3. 2
-
3-45
4. 3 ( 1)
1
2 30 VAC. 60 VDC.
3 0.75
3.10
3.32
-
3-46
3.11
:)
3.33
) ( 3 )
3.34
(L) (N)
3.1 3.2
__.pdf3.2.1
3.2
3.2.2 3.4
3.7
3.2.3
3.2.4
3.13 3.17
__.pdf : 3.20 3.21 HRC 3.22
3.12 3.12\(\)
__.pdf3.5 3.6 3.27
3.7 3.8 3.29
3.9 3.31
3.10
3.32
3.11