FAQs
IEC 60257:1968/AMD2:1989
Amendment 2 - Fuse-holders for miniature cartridge fuse-links
IEC 60257:1968/AMD1:1980
Amendment 1 - Fuse-holders for miniature cartridge fuse-links
IEC 60255-8:1990
Electrical relays - Part 8: Thermal electrical relays
IEC 60255-8:1978
IEC 60255-7:1978
Electrical relays - Part 7: Test and measurement procedures for electromechanical...
IEC 60255-6:1988
Electrical relays - Part 6: Measuring relays and protection equipment
IEC 60255-6:1978
Electrical relays - Part 6: Measuring relays with more than one input energizing quantity
IEC 60255-5:1977
Electrical relays. Part 5: Insulation tests for electrical relays
IEC 60255-4:1976/AMD1:1979
Amendment 1 - Single input energizing quantity measuring relays with dependent specified time
