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
10、 IEC 60439 4 F F.2 ) . 5 704.32 (Conditions of external influences) (IEC 60364 3 32. ) . AA ： 5 , 40 (AA4) AD ： ( ) (AD4) AE ： (AE3) AG ： (AG3) AH ： (AH2BA ： , (BA1) (BA4) (BA5) BC ： (TT IT ) ACS ( , ) KS C IEC 61200 704： 2007 8 (BC3) ( , , ) (BC4) 704.35 (Safety circuits) (IEC 60364 3 35. ) IEC 603
11、64 3 351. . 704.35.1 (Emergency lighting) . , . . . . KS C IEC 60598 2 22 ( ) 1 1 15 . . “ ” “ ” , . 704.35.2 (Other safety circuit) . . 15 704.4 (Protection for safety) 704.41 (Protection against electric shock) (KS C IEC 60364 4 41 ) . KS C IEC 61200 704： 2007 9 704.411 (KS C IEC 60364 4 41 411. )
12、 704.411.1 ： SELV PELV SELV , . PELV . 704.412 ( ) (KS C IEC 60364 4 41 412.1 ) (KS C IEC 60364 4 41 412.2 ) (KS C IEC 60364 4 41 412.3 .) . (KS C IEC 60364 4 41 412.4 ) . . . 704.413 (Protection against indirect contact) 704.413.1 (Protection by automatic disconnection of supply) a) TT TN-S . b) TN
13、-C ACS ACS . c) IT . . . d) (3 , 65 V, , 55 V) 110 V TN ( 6 ). 2 . PELV SELV (KS C IEC 60364 4 41 411. ). KS C IEC 61200 704： 2007 10 a) b) 3 6 704.413.2 (Protection by use of class equipment or by equivalent insulation) II (704.413.2) . . (IPX4) . 704.413.3 (Protection by non-conducting location) .
14、 704.413.4 (Protection by earth-free local equipotential bonding) . 704.413.5 (Protection by electrical separation) ( ) . 704.43 (Protection against overcurrent) (KS C lEC 60364 4 43 43. ) KS C IEC 60439 4 “ (ACS) . . 704.433 (Protection against overload current) KS C IEC 61200 704： 2007 11 . (KS C
15、lEC 60364 4 473 473.1.4 ). 704.434 (Protection against short-circuit) , , ACS . 704.5 Selection and erection of equipment(recommendations to KS C lEC 60364 5 51) 704.51 (Common rules) . . , (BA1) (BA4) (BA5) 704.52 (Wiring systems) 704.522 Selection and erection in relation to external influences (a
16、dditional to 522 of KS C lEC 60364 5 52) 704.522.6.2 (AG 3) . . 245 IEC 66 . . . KS C IEC 61200 704： 2007 12 704.525 (Voltage drop in consumers installations) . 704.53 (Switchgear and controlgear) ACS . 704.531.2 (KS C lEC 60364 5 53 531.2 ) Residual current protective devices (additional to 531.2 o
17、f KS C lEC 60364 5 53) ( , , ) . 30 mA (RCD) KS C IEC 60439 4 . (RCD) . 704.539 (KS C lEC 60364 5 53 539 )Co-ordination of various protective devices (according to 539 of KS C lEC 60364 5 53) . . ( 7 ) ( 8 ) . 7 KS C IEC 61200 704： 2007 13 8 704.54 (KS C lEC 60364 5 54 )Earthing arrangements and pro
18、tective conductors (see KS C lEC 60364 5 54) . . . 704.542 (Connection to earth) . . 1 m . ( 9 ) 30 mm3 mm ( 10 ) . 1A 50120 ms1A 120 mA 300 mA 300 mA 30 mA 300 mA 50120 msKS C IEC 61200 704： 2007 14 1 2 3 4 5 9 10 . . KS C IEC 61200 704： 2007 15 (IEC 61024 ). 704.6 (KS C lEC 60364 6 MOD)Verification (modification of part 6 of KS C lEC 60364) 704.61 (Initial verification) KS C IEC 60364 6 61 . 704.62 (Periodic verification ) . 704.63 (Supervision) , . . . ,
