GOST R IEC 61557-1-2005 Low voltage distribution systems up to 1000 V a c and 1500 V d c Electrical safety Equipment for testing measuring or monitoring of protective measures Part.pdf

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GOST R IEC 61557-1-2005 Low voltage distribution systems up to 1000 V a c and 1500 V d c Electrical safety Equipment for testing measuring or monitoring of protective measures Part.pdf

1、 1000 1500 . , 1 IEC 61557-1:1997Electrical 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 1:General requirements(IDT) 112005/246 61557-12005 27 2002 . 184- , 1.02004 . 1 , 42 233 3 - 28 2005 . 3

2、76-4 61557-1:1997 - 1000 1500 . , . 1. (IEC 61557-1:1997 Electrical safety in low voltage distribution systems up to 1000 V a.c. and1500 V d.c. Equipment for testing, measuring or monitoring of protective measures Part 1: Generalrequirements). - 1.52004 ( 3.5). - , 5 - , - . () . - , , 2006 , - - II

3、 61557-120051 12 13 23.1 , 61557 23.2 , 61557-2.43.3 , 61557-3.53.4 , 61557-4.53.5 , 61557-5.53.6 , 61557-6.53.7 , 61557-7.53.8 , 61557-8.54 .64.1 , %.64.2 74.3 74.4 .74.5 .74.6 .74.7 74.8 () 84.9 .85 .85.1 85.2 86 86.1 96.2 .96.3 96.4 96.5 .96.6 .96.7 96.8 .9 () 10 61557-12005III 1000 1500 . , 1 Lo

4、w voltage distribution systems up to 1000 V a.c. and 1500 V d.c. Electrical safety.Equipment for testing, measuring or monitoring of protective measures. Part 1. General requirements 200609011 , - 1000 1500 . , - , 61557, - . -, .2 : 60038:1983 60050 (601):1985 601: -, . 60050 (603):1986 603: -, . -

5、 60050 (826):1982 826: - 60051-1:1997 - 1: 359:2001 364-4-41:1992 4: 41: 60364-6-61:1986 6: 61: - 529:1989 , (IP ) 61010-1:1990 - - . 1. 1 61557-12005 61557-2:1997 - 1000 1500 . , . 2: 61557-3:1997 - 1000 1500 . , . 3: 61557-4:1997 - 1000 1500 . , . 4: 61557-5:1997 - 1000 1500 . , . 5: 61557-6:1997

6、- 1000 1500 . , . 6: , (), (TT TN ) 61557-7:1997 - 1000 1500 . , . 7: 61557-8:1997 - 1000 1500 . , . 8: - (IT )3 .3.1 , 615573.1.1 (nominal voltage of the distributionsystem) Un: , , 38, 1, .3.1.2 (operating voltage in a system): - 601-01-22.3.1.3 (voltage against earth) U:) - ;) , .3.1.4 (fault vol

7、tage) Uf: , - (/ ) .3.1.5 (touch voltage) Ut: , - , 826-02-02.3.1.6 (conventional touch voltage limit) UL: - - , 50 120 826-02-04, .3.1.7 (nominal range of voltages): , .3.1.8 (supply voltage) Uv: , - .3.1.9 (output voltage) Ua: - , .3.1.10 (open-circuit voltage) Uq: - .2 61557-120053.1.11 (nominal

8、voltage of measuringequipment) Ume: , - .3.1.12 (extraneous voltage): , . -, .3.1.13 (nominal current) In: .3.1.14 (short-circuit current) Ik: , - .3.1.15 (nominal frequency) fn: , - .3.1.16 (leakage capacitance of the distributionsystems) Ce: , , - .3.1.17 (loop impedance) Zs: - , , - ( , ) .3.1.18

9、 (earth): , 826-04-01.3.1.19 (earth electrode): -, - 826-04-02.3.1.20 (total earthing resistance) R: 826-04-03.3.1.21 (auxiliary earth electrode): , .3.1.22 (auxiliary earth electroderesistance) RH: , , .3.1.23 (probe): , .3.1.24 (probe resistance) Rs: - , -.3.1.25 (true value): , - , 359, 4.1.3.1.26 (conventional true value): , - , , , - 359, 4.2.3.1.27 () ( ) (absolute) error (of a measuringinstrument): - 359, 4.17.3.1.28 (relative error): ( - ) - 359, 4.18.3.1.29 , (percentage fiducial error): - () , (. 3.1.36).3.1.30 (intrinsic error): -, , 359, 4.20.

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