
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 5: Resistance to Earth
出版:National Standards Authority of Ireland

专家解读视频
Defines requirements for equipment for measurement of the earth resistance by means of an a.c. voltage.
UNE EN 61557-5:2007 - Identical
SS EN 61557-5 Ed. 2 (2007) - Identical
NF EN 61557-5:2007 - Identical
NBN EN 61557-5:2007 - Identical
IEC 61557-5 Ed. 2.0 - Identical
DIN EN 61557-5 (2007-12) - Identical
BS EN 61557-5:2007 - Identical
SN EN 61557-5:1997 - Identical
DIN EN 61557-5:2007 - Identical
SN EN 61557-5 : 1997 - Identical
NBN EN 61557-5 : 2007 - Identical
NF EN 61557-5 : 2007 - Identical
DIN EN 61557-5 : 2007 - Identical
IEC 61557-5 : 2.0 - Identical
UNE EN 61557-5 : 2007 - Identical
BS EN 61557-5 : 2007 - Identical
EN 61557-5 : 2007 - Identical
DIN EN 61557-5 : 2007 - Identical
NBN EN 61557-5 : 2007 - Identical
BS EN 61557-5 : 2007 - Identical
NF EN 61557-5 : 2007 - Identical
UNE EN 61557-5 : 2007 - Identical
SN EN 61557-5 : 1997 - Identical