
Electrical relays Part 8: Thermal electrical relays
出版:International Electrotechnical Committee

专家解读视频
This edition supersedes the first edition of IEC 60255-8 (1978) and IEC 60255-17 (1982). Applies to dependent specified time electrical measuring relays which protect equipment from electrical thermal damage by the measurement of current flowing in protected equipment. States the particular requirements for thermal electrical relays. Is to be read in conjunction with higher level documents in the IEC 60255 series.
BS 142-2-2.3:1984 - Similar
UNE 21136-8:1996 - Identical
CEI EN 60255-8 Ed. 1 (1999) - Identical
NEN EN IEC 60255-8:1998 - Identical
BS EN 60255-8:1998 - Identical
DIN EN 60255-8 (1998-06) - Identical
VDE 0435-3011:1998 - Identical
GB/T 14598.15-1998 - Identical
NF EN 60255-8:1998 - Identical
BS 142-2-2.3:1991 - Identical
EN 60255-8:1998 - Identical
SS EN 60255-8 Ed. 1 (1998) - Identical
UNE EN 60255-8:1998 - Identical
SS IEC 255:1991 - Identical
NBR IEC 60255-8:2007 - Identical