
ELECTRICAL RELAYS - CONTACT PERFORMANCE
出版:International Electrotechnical Committee

专家解读视频
Covers basic considerations which are, in general, common to all types of relays covered by IEC 255, but supplementary requirements may be necessitated by specific designs or application. Applies only to relays in a new condition. States, for relay contact assemblies: definitions of terms used; preferred rated values; preferred test conditions; basic criteria of contact failure; assessment of performance data; presentation of performance data.
NF EN 60255-23 : 1997 - Identical
EN 60255-23 : 1996 - Identical
I.S. EN 60255-23:1999 - Identical
NF EN 60255-23 : 1997 - Identical
NEN 10255-23 : 1997 - Identical
UNE EN 60255-23 : 1998 - Identical
CEI EN 60255-23 : 1ED 1997 - Identical
SN EN 60255-23 : 1996 - Identical
DIN EN 60255-23 : 1997 - Identical
SN EN 60255-23 : 1996 - Identical
EN 60255-23 : 1996 - Identical
UNE EN 60255-23 : 1998 - Identical
I.S. EN 60255-23:1999 - Identical
CEI EN 60255-23 : 1ED 1997 - Identical
NEN 10255-23 : 1997 - Identical