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1、 LP Division 2011 09 22 ABB Group October 27 2011 Slide 2 GB50053 93 10kV GB50052 2009 GB50054 95 2009 GB50057 2010 GB50343 2004 GB50062 2008 GB50217 GB50034 2004 GB50016 GB50055 93 ABB Group October 27 2011 Slide 3 ABB Group October 27 2011 Slide 4 IEC60364 GB16895 ABB Group October 27 2011 Slide 5
2、 ABB Group October 27 2011 Slide 6 IEC60364 GB16895 In Ib ABB Group October 27 2011 Slide 7 PE PE ABB Group October 27 2011 Slide 8 IEC60364 IEC60364 i i2 2dtdt K K2 2S S2 2 ABB Group October 27 2011 Slide 9 1 Sknet M VA 500MVA 2 Uk S kVA 3 22 5 36 L mm2 4 m m M U 3 S L R 2 100S UU X r 2 0 k 1 S U X
3、 knet 2 0 R S 100kVA R X 0 15m m 4 X 0 08m m 3 S L R ZZ Z3 U I LTNET r k3 ZZ2 Z U I LTNET r k2 ABB Group October 27 2011 Slide 10 20 3 U S I n n 100 max k n k u IC I Sn kVA U20 In Ik Uk Cmax 1 05 Sn kVA uk 400 V In A Ik kA 634912 4 10041443 8 12541804 7 16042316 1 20042897 6 25043619 5 315445511 9 4
4、00457715 2 500472218 9 630690915 9 8006115520 2 10006144325 3 12506180431 6 16006230940 4 20006288750 5 25006360863 1 ABB Group October 27 2011 Slide 11 T T I T N T T T I T N T T T I I T T N N TN S PE C PE PEN ABB Group October 27 2011 Slide 12 ABB Group October 27 2011 Slide 13 TT TT PE TT ABB Grou
5、p October 27 2011 Slide 14 TN C PEN PE PE PEN 220V RCD PEN 4 PEN PEN TN C PEN ABB Group October 27 2011 Slide 15 TN S PE PE RCD PE TN S ABB Group October 27 2011 Slide 16 TN C S TN C TN S TN TN C S PE TN S TN S PE TN ABB Group October 27 2011 Slide 17 IT 220V ABB Group October 27 2011 Slide 18 TN C
6、ABB Group October 27 2011 Slide 19 PEN PEN PE PE PE K2S2 I2t L N TN TN C TN S ABB Group October 27 2011 Slide 20 PVC 1h 5 s 0 1s Iz1 45Iz10Iz100Iz Iz t 20 years 70 PVC Iz 20 PVC 1 45 Iz PVC i t 0 1s i t k S ABB Group October 27 2011 Slide 21 IEC60364 4 43 Ib In IZ I2 ACBMCCBMCB I21 30Ir 1 30Ir 1 45I
7、n 1 60In 1 30Ir 1 30Ir 1 45In 1 60In Ir Ib In IZ I Z I b 1 45 I Z InI2 I2 1 45 IZ ABB Group October 27 2011 Slide 22 5s S mm2 I A t s k I2t TT ABB Group October 27 2011 Slide 28 IT PE TN IT TN ABB Group October 27 2011 Slide 29 ABB Group October 27 2011 Slide 30 ABB Group October 27 2011 Slide 31 Ib
8、 In IzIb In IzIb In IzIb In IzIb In IzIb In IzIb In IzIb In I Ik LLLk LLL1 1 I Icucu I Ik LLLk LLL1 1 I Icucu I Ik LLLk LLL1 1 I Icucu I Ik LLLk LLL S I S I2 2 I I 2 2 t k t k2 2 S S2 22 2 I I 2 2 t k t k2 2 S S2 22 2 I I 2 2 t k t k2 2 S S2 22 2 I I 2 2 t k t k2 2 S S2 2 1 1 Rt 50 IRt 50 Ia aZ Zs s
9、 x I x Ia a U U0 0Z Zs s x I x Ia a U U0 01 1 Rt Rt x x I Ia a U UL L S I G RCDs S I G RCDs2 2 Rt 50 IRt 50 Idndn2a Z2a Zs s U Ur r 2 I 2 Ia a 2b Z2b Z s s U 0 1s 1 6 1 ABB Group October 27 2011 Slide 42 t0 1s 1 6 1 ABB Group October 27 2011 Slide 43 2 5 2 5 2 5 2 5 2 5 ABB Group October 27 2011 Sli
10、de 44 ABB Group October 27 2011 Slide 45 0 1s 0 1s 0 1s 0 1s 0 1s 0 1s 0 1s EFDP 20m s ABB Group October 27 2011 Slide 46 1 2 10In 0 1s I2t ABB I t I t I2t I2t ABB Group October 27 2011 Slide 47 DOC ABB Group October 27 2011 Slide 48 MCCB MCB MCCB S2 D 415 V 1 T2 2 T2 T3 3 T3 4 T4 5 T4 In 160 2 ABB
11、Group October 27 2011 Slide 49 ABB Group October 27 2011 Slide 50 Ia Ip Ia Ip 1 1 Ia 6 10 IeIa 6 10 Ie 2 2 Ip 8 14 IeIp 8 14 Ie 3 3 Ip 1 3 1 5 IaIp 1 3 1 5 Ia ABB Group October 27 2011 Slide 51 SCPD ABB Group October 27 2011 Slide 52 SCPD SCPD 1 2 ABB Group October 27 2011 Slide 53 ABB Group October 27 2011 Slide 54
