GB/T5023-2008450/750 V

GB/T5023-2008450/750 V

2008-06-30 2009-05-01

GB/T5023-2008450/750 V450/750 V1GB/T 5023.12GB/T 5023.23GB/T 5023.34GB/T 5023.45GB/T 5023.56GB/T 5023.67GB/T 5023.72

6GB/T 5023.6

GB/T5023.6-2006

GB/T5023-2008GB/T50231997

1GB/T 5023.1 1 2 3 4 5 5.1 5.2 5.3 5.4 5.5 5.6 6

IEC60227-1:2007/GB/T 5023.1-2008 A GB/T5023.5-1997227 IEC 42RVB 60227 IEC 56RVV-9060227 IEC 57RVV-90GB/T5023.5-2008 60227 IEC 71cTVVGB/T5023.6-2006 90PVC/ST10. GB/T5023.5-2008

IEC60227-1:2007/GB/T 5023.1-2008

3 70 550 mm 275 mm 275mm 275 mm

GB/T5013.1-2008

IEC60227-1:2007/GB/T 5023.1-20084.1.14.1.2 :/,. :/,. :/,.4.1.3

IEC60227-1:2007/GB/T 5023.1-20081PVC/E10021024h.12815

IEC60227-1:2007/GB/T 5023.1-2008 IEC62440 450750V6 IEC62440

2.2 2.2 GB/T5013.1-2008GB/T5023.1-2008JB8735-1998 T SJB8734-1998 T S RCCC

2.3 2.3 GB/T5023.1-20083

3 3 CCC CCC IEC

GB/T5013.1-2008 4 4 4.1.1 4.1.2 4.1.2 4.1.1

5.15.1GB/T3956-1997256 RVS 20.75TR-0.180.16 mm YHYHF5095mm20.21mm. GB3956-19970.31mm

5.1GB/T3956-1997GB/T3956-1997kmRXGB/T3956-19973YTBYTYTFGB/T3956-19975YHYHFGB/T3956-1997126mm24.61/km.

5.1GB3953-83GB3955-83GB3953-83GB3955-8320=0.016526mm2/m 20=0.017241mm2/m =1/58mm2/m 0.520=0.01716mm2/m 1.020=0.01707mm2/m 1.520=0.01699mm2/m 2.020=0.01690mm2/m

0.300mm

5.1GB/T3956-1997GB3953-83GB3955-83IECR20=(420/nd2)K1K2K3K1-K2-K3-1

5.1BV 2.5 11.780 R20=7.31/km20=0.01818mm2/m RVV 30.75 3240.200 20=0.01790mm2/m R20=25.9/km

5.1

5.1 1RVV 300/500 20 .75 2

5.15.1.3 GB/T5013.1-1997 1IE1GB/T5013.1-2008

5.2 5.2 ti ti 90-0.1mm ti - 0.05mm(0.04mm) ts ts 85-0.1mm ts -0.05mm(0.04mm)

5.2

IEC60719 1:GB/T5023.1 60227IEC01(BV) 12.5mm2 2:GB/T5023.5 60227IEC52(RVV) 20.75mm2GB/T5013-2008GB/T5023-2008RVBVRPVC/

RV

mm2/n/mmmmmmmmGB/T5023.3-2008mmGB/T5023.3-1997mm684/0.307(12/0.303.750.85.355.36.31084/0.407(12/0.404.981.06.986.87.616126/0.407(18/0.406.001.08.008.18.825196/0.407(28/0.407.711.210.1110.211.035276/0.406(39/0.40)+1(42/0.40)9.041.211.4411.712.550396/0.4012(21/0.40)+6(21/0.40)+1(18/0.40)10.601.413.4013.914.570360/0.5012(19/0.50)+6(19/0.50)+1(18/0.50)12.501.415.3016.017.095475/0.5012(25/0.50)+6(25/0.50)+1(25/0.50)15.001.618.2018.219.0

RV

mm2/n/mmmm mmmmmmGB/T5023.3-2008mm684/0.303.2180.250.84.815.31084/0.404.28107.001.06.286.8

BVR

mm2mmJB8734-1998mmGB5023-1985mm2.53.654.14.244.204.84.864.805.35.6106.686.87.6167.768.18.82510.0710.211.03511.1011.712.55013.0013.914.57015.3516.016.5

5.2

12 3

5.2 BLVVB 300/500 21.5130110PVCPVCPVC

5.2 PVCPVCPVCPVCPVC

5.2 PVCPVCPVC PVC

5.2 3C 3C/PVC

5.2 YZ 31.54.04.5N/ mm2,5.0 N/ mm2

5.2 YZW 31

5.2 BV-90RV-90GB5023-85BV-105RV-10510

5.3 5.3 RVSAVRS8 RXSRXH8 RX5.5 245IEC51RX10 RQRQVJRQVJVJGB/T5013.8135

5.5 5.5 YH SE312Mpa.

2GB/T 5023.2 1 2 3

2GB/T 5023.2 1 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 1.10 1.11

2GB/T 5023.2 2

2.1 2.2 2.3 2.4

2GB/T 5023.2 3 3.1 3.2 3.3 3.4 3.5 3.6

IEC60227-2:2003/GB/T 5023.2-20081.9.1, stretching :If withdrawal of the conductor is difficult,,it shall be stretched in a tensile machine or the piece of core shall be loosened by stretching or some orther suitable means that does not damage the insulation. 2.313.4

IEC60227-2:2003/GB/T 5023.2-2008 3 13.53.6 23.1 2.5mm2 GB/T 5023.2-1997,12340.752.5mm2 5.

1 1.4 333 1.91.101.11GB/T5013-2008GB/T5023-2008JB8734-1998JB8735-19985 3GB/T5013GB/T5023 JB8734 JB8735 GB8170

1 GB/T5023.1-2008 5.6.2 GB 5023.3GB 5023.4 15 GB 5023.220081.11

1 GB/T5023.2-2008 1.11 1.91.103 15 mmGB/T 2951.1120088.3 15 mm

2.12.1

2.1

2.13CQJ44QJ573C16mm2QJ440.5% 3C35mm2QJ570.5%

2.13C16mm235mm2S150mm2QJ44QJ571GB5023-2008GB5013-2008JB8734-1998JB8735-1998GB5023-85GB5013-85GB12972-91GB12528.1-90GB12528.11-2003JB8145-95GB/T3956-1997QJ441QJ572

2.1210m1mGB/T3048.4-2007 4.11m

2.13C150mm2QJ36

2.1

GB/T5013-2008GB/T5023-2008JB8734-1998JB8735-1998QJ36QJ19

2.2/2.3 20

2.2/2.3 C=(55.7/G) 10-3F/km /PVC8XLPE2.5EPDM3.0,-4.0 GG=ln(D/d)dD G213-2-43-2-16 Ip=UC=U2fC U /2

2.2/2.3GB/T5013-2008GB/T5023-2008JB8734-1998JB8735-199810mm220mA50100mA100mA

PVC

PVC

0.6/1kV

2.2/2.3GB/T5023.2-2008GB/T3048.8-2007

GB/T3048.8-20074.1.2 3%4.3.1 3%3.4

JJG795-20045GB/T3048.8-2007

JJG795-2004

()1

1

1/32/3 A B 1+4 =1+ =1+4 =/1+ =/1+4 23/3

2

33

GB5013.2-2008 2.490

2.490 1.40 mA sample of 1.40 m length shall be cut from the cable or core to be tested.In the central part the sample shall be covered with a semi-conducting layer over the length of the screen and over the width of the wire bidings to be applied on these layers.

3.1

33

GB5013.2-2008 3.5/3.6

3.5 3.6

IEC60227-3:1997/GB/T 5023.3-200860227IEC01 3550mm2700.0043Mkm

IEC60227-4:1997/GB/T 5023.4-2008 IEC60719:1992 450/750 VIEC60719:1992

IEC60227-5:2003/GB/T 5023.5-2008 IEC60719 450/750 VGB/T5023.5-1997227 IEC 42RVB60227 IEC 56RVV-909060227 IEC 57RVV-909060227 IEC 43SVR5,60227 IEC 52RVV60227 IEC 53RVV

IEC60227-6:2001/GB/T 5023.6-200660227 IEC 71cTVVrocker tube

IEC60227-7:2003/GB/T 5023.7-2008 IEC60502:2004 1kV(Um =1.2kV)30kV(Um =36kV) 1kV(Um =1.2kV)3kV(Um =3.6kV)GB9023-1998GB/T12269-1990A

JB8734-1998

1JB8734-1998IECPVC2JB8734-1998JB8734-1998JB8734-19983CJB8734-1998

3C 3CGB/T5023-1997JB8735-1998 CNCA01C0022007673C 6 RVV300/500 241 RVS300/300 12.5mm2 RVB300/300 12.5mm27 TVVB300/500 2561

3CCQC3C/3C3CCQC

.3C .20063 . .20062 . 3C .20076 . .20083