KS C IEC 61200-704-2007 Electrical installation guide-Part 704:Construction and demolition site installations《电气设施导则 第704部分 建筑和拆除工地设施》.pdf
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1、 KS C IEC 61200 704KSKSKSKSSKSKSKS KSKSKS SKSKS KSKS SKS KS 704: KS C IEC 61200 704: 2007 2007 11 30 http:/www.kats.go.krKS C IEC 61200 704: 2007 : () ( ) () ( ) : (http:/www.standard.go.kr) : :2007 11 30 2007-1123 : : ( 02-509-7294) (http:/www.kats.go.kr ). 10 5 , . KS C IEC 61200 704: 2007 704: El
2、ectrical installation guide Part 704: Construction and demolition site installations 1996 1 IEC 61200 704, Electrical installation guide Part 704: Construction and demolition site installations . 704.1 (Scope) . . IEC 60364 . . , . 704.2 (Reference documents and definitions) 704.2.1 (Reference docum
3、ents) KS C IEC 60245 4: 2005, 450/750 V 4: , KS C IEC 60364 1: 1993, 1: , KS C IEC 60364 4 41: 2005, 4 41: KS C IEC 60364 4 43: 2005, 4 43: KS C IEC 60364 4 473: 2005, 4: 47: 473: KS C IEC 60364 5 51: 2005, 5 51: KS C IEC 60364 5 52: 2004, 5 52: KS C IEC 60364 5 53: 2005, 5 53: , KS C IEC 60364 5 54
4、: 2005, 5 54: , KS C IEC 61200 704: 2007 2 KS C IEC 60364 6 61: 2005, 6 61: KS C IEC 60364 7 704: 2005, 7 704: KS C IEC 60364 7 706: 2002, 7 706 : KS C IEC 60439 4: 2003, 4: (ACS) KS C IEC 60598 2 22: 2003, 2 22: KS C IEC 61024 1: 2003, 1: IEC 60050(826): 1982, International Electrotechnical Vocabul
5、ary(lEV) Chapter 826: Electrical installations of buildings Amendment 1(1990) 704.2.2 (Definitions) . 704.2.2.1 8261)(lEV) (overcurrent) . . IEV 826 05 06 (overload current) IEV 826 05 07 (short-circuit current) lEV 826 05 08 (portable equipment) lEV 826 07 04 (hand-held equipment) . lEV 826 07 05 .
6、 (stationary equipment) lEV 826 07 06 (fixed equipment) 1) KS C IEC 60364 1: 1993, 1: , B KS C IEC 61200 704: 2007 3 lEV 826 07 07 (isolation) lEV 826 08 01 (switching-off for mechanical maintenance) lEV 826 08 02 , (emergency switching-off) lEV 826 08 03 , (emergency stopping) lEV 826 08 04 (functi
7、onal switching) lEV 826 08 05 704.2.2.2 IEC (restrictive conducting location) KS C IEC 60364 7 706 706.1 Low-voltage switchgear and controlgear assembly for construction sites (ACS) , , , , . KS C IEC 60439 4 2.1.1.3 704.3 (Assessment of general characteristics) 704.312 Type of distribution systems(
8、IEC 60364 3 312 ) 704.312.2 (Type of system earthing) . 704.312.2.1 TN (TN systems) KS C IEC 61200 704: 2007 4 TN . TN 3 . TN-S : TN-C-S : TN-C : 1 TN-C-S . 704.312.2.2 TT (TT system) TT . 2 TT 704.312.2.3 IT (IT system) IT KS C IEC 61200 704: 2007 5 (KS C IEC 60364 4 41 413.1.5 ). 1) . 2) . 3 IT 70
9、4.413.1 . 704.312.3 (Installation systems) , 4 5 . , , , . (BA1) . . 704.413.1 . 1)1)2)KS C IEC 61200 704: 2007 6 . . 4 ACS . 30 mA (RCD) . ACSs ACS . A ACS : TT TN-S (RCD) TN-S (RCD) . TN-C IT B ACS : TT TN-S (RCD) TN-S (RCD) . ACS 30 mA RCD KS C IEC 61200 704: 2007 7 TN-C IT C ACS 30 mA (RCD)(KS C
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