1、 54127-52011( 61557-5:2007) 1000 1500 , 5 IEC 61557-5:2007Electrical safety in low voltage distribution systems up to 1000 V a.c.and 1500 V d.c. Equipment for testing, measuring or monitoring of protectivemeasures Part 5: Resistance to earth(MOD) 27 2002 . 184- , 1.02004 . 1 - , 42 233 3 - 13 2011 .
2、 1233-4 61557-5:2007 1000 1500 . , . 5. (IEC 61557-5:2007Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. Equipment for testing,measuring or monitoring of protective measures Part 5: Resistance to earth). . 2999 . . . - . - . - . - 1.52004 ( 3.5)5 61557-520086
3、, - . () . - , , 2012 , - - II 54127-520111 .12 13 14 .25 35.1 35.2 46 .4 5III 54127-52011 1000 1500 , 5 Low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. Electrical safety. Equipment for testing, measuring ormonitoring of protective measures. Part 5. Resistance to earth 201209011 ,
4、 ( ). 54127-1. 1 - 54127-1, . . .2 : 523192005 ( 61010-1:2001) -,.1.(61010-1:2001,MOD) 54127-12010 ( 61557-1:2007) - 1000 1500 . . , . 1. ( 61557-1:2007, MOD) - - , 1 , , . (), - () . , , , , .3 54127-1, :3.1 (series interference voltage): -, .1 54127-52011( 61557-5:2007) 3.2 (auxiliary earth electr
5、ode): , .3.3 (auxiliary earth electroderesistance) RH: , , .3.4 (probe): , .3.5 (probe resistance)RS: , -.4 54127-1, .4.1 E H . , , -, , .4.2 - - , 4.3, .4.3 c17730 % , - 1. . 1 - , 6.1R c177 901 54127-1, 4.2 R , -2 54127-1, 4.2 4.3R 0 35 3 54127-1, 4.2 T - - . 4.2 4.3 4 , 4.2 4.3T - - 0 100R,- 50 5
6、 , 4.3T 99 % 101 % - 7 , 4.3 85 % 110 % - 8 , 4.3T2 54127-52011 1 - B A EEEEEEEc61c177c43 c215 c43c43c43c43c43c43(| | )1,1512223242527282 -, 4.3RA ;n ;R - ;T . % = c177c215 100 %. - 54127-1 :- 400,60, 50, 16 2/3 E (ES) S . - 3 . , , , 4 ;- 0 100R,50 ;- 85 % 110 % - 99 % 101 % / .4.4 - .4.5 . :- - 50
7、 70 . , , 25 35 ;- () 3,5 (5 ), 50 (70 ) 25 (35 ) . , 1 52319.4.6 , , , 120 % . .5 5.1 , 54127-1, :3 54127-520115.1.1 , .5.1.2 .5.1.3 ( ):E ;ES , ;S ;H .5.2 , 54127-1,- .5.2.1 (, .) - , .5.2.2 , , - 4.3 ( ).5.2.3 ( ).5.2.4 , , 5.1.3.6 54127-1 .6.1 1. :- ;- , - ;- 4.3;- (23 c177 2) C;- , ;- 100 ;- . , - , , 4.3.6.2 , 4.5 ( - ).6.3
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