
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:Comitato Elettrotecnico Italiano

專家解讀視頻
2ED 2008 [01/08/2008]2ED 2007 [01/07/2007]1ED 1998 [01/08/1998]
Classificazione CEI 85-24 (09/2001) To be used in conjunction with EN 61557-1. (08/2007)
IEC 61557-3 Ed. 2.0 - Identical