Railway applications—Electric equipment for rolling stock—Part4:Electrotechnical components—Rules for AC circuit-breakers
IDT IEC 60077-4:2003
全国牵引电气设备与系统标准化技术委员会
在GB/T 21413.2一般要求的基础之上，本部分规定了交流断路器、连接到交流架空接触网的主接触器的使用规则，这些电路的标称电压遵循IEC 60850的要求。
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