BS EN 50123-4:2003+A1:2013現行
Railway Applications - Fixed Installations - D.C. Switchgear - Part 4: Outdoor D.C. Disconnectors, Switch-Disconnectors And Earthing Switches
出版：British Standards Institution
專家解讀視頻
Describes requirements for outdoor d.c. switch-disconnectors, disconnectors and earthing switches for use in outdoor fixed installations of traction systems.
Supersedes 00/206788 DC To be read in conjunction with BS EN 50123-1 (07/2003) Supersedes 96/205676 DC. (03/2007) 2003 Edition Re-Issued in December 2013 & incorporates AMD 1 2013. (12/2013) Supersedes 13/30282385 DC. (01/2014)
NEN EN 50123-4:2003 - Identical
UNE EN 50123-4:2004 - Identical
I.S. EN 50123-4:2003 - Identical
NF EN 50123-4:2004 - Identical
DIN EN 50123-4 (2003-09) - Identical
SN EN 50123-4:2003 - Identical
NBN EN 50123-4:2003 - Identical
DIN EN 50123-4:2003 - Identical
