
Specified time relays for industrial use. Requirements and tests
出版:British Standards Institution

专家解读视频
Does not apply to measuring relays.
© British Standards Institution 2013
Amendment notes:
AMD 10542 published 15 March 2000
I.S. EN 61812-1:1999 - Identical
NF EN 61812-1:1997 - Identical
NBN EN 61812-1:1999 - Identical
IEC 61812-1 Ed. 1.0 - Identical
DIN EN 61812-1 (1999-08) - Identical
SN EN 61812-1:1996 - Identical
SS EN 61812-1:1997 - Identical
UNE EN 61812-1:1998 - Identical