DIN EN 61557-1 (2007-12)现行
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 1: General Requirements
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
Defines the general requirements for measurement and monitoring equipment for testing electrical safety in low voltage distribution systems having nominal voltages to 1000 V a.c. and 1500 V d.c.
Supersedes DIN EN 50197-1. (05/2002) Supersedes DIN VDE 0413-6. (08/2004) Supersedes DIN IEC 61557-1. (12/2007)
SS EN 61557-1 Ed. 2 (2007) - Identical
SN EN 61557-1:2007 - Identical
SS EN 61557-1 Ed. 1 (1998) - Identical
UNE EN 61557-1:2007 - Identical
IEC 61557-1 Ed. 2.0 - Identical
NBN EN 61557-1:2007 - Identical
NF EN 61557-1:2007 - Identical
I.S. EN 61557-1:2007 - Identical
SN EN 61557-1:1997 - Identical
BS EN 61557-1:2007 - Identical
