IEC 61557-8 Ed. 1.0被替代
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 8: Insulation monitoring devices for IT systems
出版：International Electrotechnical Committee
專家解讀視頻
基本信息
標準編號： IEC 61557-8 Ed. 1.0
發布時間：1997/2/14 0:00:00
標準類別：Standard
出版單位：International Electrotechnical Committee
標準頁數：21
標準簡介
Specifies requirements for insulation monitoring devices which permanently monitor the insulation resistance to earth of unearthed IT a.c. and d.c. systems, and for IT a.c. systems with galvanically connected d.c. circuits.
替代本標準的新標準
等同采用的國際標準
BS EN 61557-8:1997 - Identical
