NF EN 61557-9:2015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 9: Equipment For Insulation Fault Location In It Systems
出版：Association Francaise de Normalisation
专家解读视频
2015 [01/04/2015]2009 [01/05/2009]2000 [01/04/2000]
Indice de classement: C42-198-9. PR NF EN 61557-9 February 2008. (02/2008) PR NF EN 61557-9 November 2013. (12/2013) 2009 version is still active. (04/2015)
I.S. EN 61557-9:2015 - Identical
UNE EN 61557-9 : 2010 - Identical
NBN EN 61557-9 : 2015 COR 2016 - Identical
DIN EN 61557-9 : 2015 COR 1 2017 - Identical
DIN EN 61557-9:2015 - Identical
SN EN 61557-9:1999 - Identical
NBN EN 61557-9:2015 - Identical
I.S. EN 61557-9:2015 - Identical
EN 61557-9:2015 - Identical
BS EN 61557-9:2015 - Identical
SS EN 61557-9 Ed. 2 (2009) - Identical
UNE EN 61557-9:2010 - Identical
DIN EN 61557-9 (2009-11) - Identical
