
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 3: Loop Impedance
出版:Polish Committee for Standardization

專家解讀視頻
基本信息
標準編號: PN EN 61557-3:2007
發(fā)布時間:2007/5/10 0:00:00
標準類別:Standard
出版單位:Polish Committee for Standardization
標準頁數(shù):25
標準簡介
2007 [10/05/2007]2003 [30/04/2003]
等同采用的國際標準
IEC 61557-3 Ed. 2.0 - Identical