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I.S. HD 348:1999被替代
High-voltage Alternating-current Circuit-breakers
出版：National Standards Authority of Ireland
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基本信息
標(biāo)準(zhǔn)編號： I.S. HD 348:1999
標(biāo)準(zhǔn)類別：Standard
出版單位：National Standards Authority of Ireland
標(biāo)準(zhǔn)頁數(shù)：384
標(biāo)準(zhǔn)簡介
Applies to a.c. circuit-breakers designed for indoor or outdoor installation and operation at frequencies up to and including 60 Hz on systems having voltages above 1,000 V.
