IEC 61557-11:2009 EN-FR 79d64570
Electrical 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 11: Effectiveness of residual current monitors (RCMs) type A and type B in TT, TN and IT systems
REVISED
发布日期 :
2009-01-12
实施日期 :
IEC 61557-11:2020 RLV EN f61c64bc
Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 11: Effectiveness of residual current monitors (RCM) in TT, TN and IT systems
现行
发布日期 :
2020-06-23
实施日期 :
IEC 61557-13:2011 EN-FR c9a1a361
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 13: Hand-held and hand-manipulated current clamps and sensors for measurement of leakage currents in electrical distribution systems
REVISED
发布日期 :
2011-07-08
实施日期 :
IEC 61557-13:2023 EN-FR 37f1d949
Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 13: Hand-held and hand-manipulated current clamps and sensors for measurement of leakage currents in electrical distribution systems
现行
发布日期 :
2023-08-25
实施日期 :
IEC 61557-14:2013 EN-FR f574f513
Electrical safety in low voltage distribution systems up to 1 000 V a.c and 1 500 V d.c - Equipment for testing,measuring or monitoring of protective measures - Part 14: Equipment for testing the safety of electrical equipment for machinery
REVISED
发布日期 :
2013-04-11
实施日期 :
IEC 61557-15:2014 EN-FR d5301c29
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 15: Functional safety requirements for insulation monitoring devices in IT systems and equipment for insulation fault location in IT systems
现行
发布日期 :
2014-02-12
实施日期 :