
Specified-time Relays For Industrial Use - Part 1: Requirements And Tests
出版:Standardiserings-Kommissionen I Sverige

专家解读视频
Applicable to specific time relays, eg time delay relays according to definitions in IEC 50(446) for industrial applications, such as control, automation, signal and industrial equipment).
IEC 61812-1 Ed. 1.0 - Identical
NF EN 61812-1:2013 - Identical
UNE EN 61812-1:2012 - Identical
NBN EN 61812-1:1999 - Identical
NF EN 61812-1:1997 - Identical
I.S. EN 61812-1:1999 - Identical
UNE EN 61812-1:1998 - Identical
SN EN 61812-1:1996 - Identical
BS EN 61812-1:1997 - Identical
DIN EN 61812-1 (1999-08) - Identical