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EN 50123-4 : 2003 AMD 1 2013現(xiàn)行
RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 4: OUTDOOR D.C. DISCONNECTORS, SWITCH-DISCONNECTORS AND EARTHING SWITCHES
出版：European Committee for Standards - Electrical
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標(biāo)準(zhǔn)編號： EN 50123-4 : 2003 AMD 1 2013
標(biāo)準(zhǔn)類別：Standard
出版單位：European Committee for Standards - Electrical
標(biāo)準(zhǔn)頁數(shù)：0
標(biāo)準(zhǔn)簡介
Defines requirements for outdoor d.c. switch-disconnectors, disconnectors and earthing switches for use in outdoor fixed installations of traction systems.
