SN EN 50122-1:1997被替代
Railway Applications - Fixed Installations - Part 1: Protective Provisions Relating To Electrical Safety And Earthing
出版：Swiss Standards
专家解读视频
Defines requirements for the protective provisions relative to electrical safety in fixed installations associated with a.c.- and d.c.-traction systems and to any installations possibly endangered by traction power supply system. Also applicable to all fixed installations necessary for ensuring electrical safety during maintenance work within electric traction systems.
DIN EN 50122-1 (1997-12) - Identical
BS EN 50122-1:1998 - Identical
NEN EN 50122-1:1997 - Identical
SS EN 50122-1:1997 - Identical
UNE EN 50122-1:1999 - Identical
I.S. EN 50122-1:1997 - Identical
NBN EN 50122-1:1999 - Identical
NF EN 50122-1:1999 - Identical
NEN EN 50122-1:2011 - Identical
