
Railway applications. Fixed installations. Particular requirements for a.c. switchgear. Single-phase circuit-breakers with U(sub)m above 1 kV
出版:British Standards Institution

专家解读视频
© British Standards Institution 2013
NEN EN 50152-1:1997 - Identical
SN EN 50152-1:1997 - Identical
SS EN 50152-1 Ed. 1 (1997) - Identical
UNE EN 50152-1:2002 - Identical
DIN EN 50152-1 (1998-07) - Identical
NF EN 50152-1:1999 - Identical
NBN EN 50152-1 Ed. 1 - Identical
I.S. EN 50152-1:1997 - Identical