
Railway Applications - Fixed Installations - Electrical Safety, Earthing And The Return Circuit - Part 1: Protective Provisions Against Electric Shock
出版:Association Francaise de Normalisation

专家解读视频
2011 AMD 2 2017 [01/04/2017]2011 AMD 1 2012 [01/03/2012]2011 [01/08/2011]1999 [01/11/1999]
Indice de classement: F74-122-1. PR NF EN 50122-1 August 2008. (08/2008) 1999 version is still active. (04/2012)
BS EN 50122-1:2011+A2:2016 - Identical
DIN EN 50122-1:2017 - Identical
BS EN 50122-1:2011+A3:2016 - Identical
BS EN 50122-1:2011+A4:2017 - Identical
DIN EN 50122-1 (2016-10) - Identical
SS EN 50122-1:2011 - Identical
UNE EN 50122-1:2011 - Identical
NBN EN 50122-1:2011 - Identical
DIN EN 50122-1 (2011-09) - Identical
BS EN 50122-1:2011+A1:2011 - Identical
SN EN 50122-1:2011 - Identical
NEN EN 50122-1:2011 - Identical
EN 50122-1:2011 - Identical
I.S. EN 50122-1:2011 - Identical