IEC 61557-6:2007 EN-FR 31ccf880
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 6: Effectiveness of residual current devices (RCD) in TT, TN and IT systems
REVISED
发布日期 :
2007-07-16
实施日期 :