SN EN 50062:1991现行
Ceramic Pressurized Hollow Insulators For High-voltage Switchgear And Controlgear
出版：Swiss Standards
专家解读视频
Applies to hollow insulators made of ceramic material for use with a permanent gas pressure greater than 1 litre. Intended for use in electrical equipment operating on alternating current with voltage greater than 1000 V and a frequency not greater than 100 Hz or for use in direct current equipment with voltage greater than 1500 V.
SS EN 50062 Ed. 1 (1992) - Identical
I.S. EN 50062:1992 - Identical
BS EN 50062:1992 - Identical
NF EN 50062:1992 - Identical
