
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 6: Residual current devices (RCD) in TT and TN systems
出版:International Electrotechnical Committee

專家解讀視頻
Specifies requirements for measuring equipment applied to the testing of the effectiveness of protective measures by regular disconnections of residual current protective devices (RCD) in TT and TN systems.
BS EN 61557-6:1998 - Modified