Објављен
Applies to post insulators and post insulator units of ceramic material or glass intended for indoor or outdoor service, and to post insulators of organic material intended for indoor service in electrical installations or equipment operating on alternating current systems with a nominal voltage greater than 1 000 V and a frequency not greater than 100 Hz. It may also be regarded as a provisional standard for insulators for use on direct current systems.
ПОВУЧЕН
IEC 60273:1979 ED2
ОБЈАВЉЕН
IEC 60273:1990 ED3
60.60
Стандард објављен
7. 3. 1990.
НАПУШТЕН
IEC 60273 ED4
Karakteristike potpornih izolatora i jedinica potpornih izolatora za unutrašnje prostorije i otvorene prostore za električna postrojenja nazivnih napona viših od 1000 V (identičan sa IEC 273:1990)
95.99 Повучен