$10
Railway applications—Fixed installations—DC switchgear—Part 4:Outdoor d.c.disconnectors,switch-disconnectors and earthing switches
IDT IEC 61992-4:2006
全国牵引电气设备与系统标准化技术委员会(SAC/TC 278)
GB/T 25890的本部分规定了用于牵引供电系统地面装置中户外直流隔离开关、负荷开关和接地开关的要求。
注1: 电磁兼容性(EMC)要求见IEC 62236-5。
注2: 本部分中,“开关”是指GB/T 25890.1-2010中3.1.5、3.1.6和3.1.7所定义的“隔离开关、负荷开关或接地开关”。
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