Railway applications - Electric equipment for rolling stock - Part 4: electrotechnical components - Rules for AC circuit-breakers.
铁路设施。机车车辆用电气设备。第4部分：电工元件。交流断路器规则。
Railway applications - Electric equipment for rolling stock - Part 3: Electrotechnical components; Rules for d. c. circuit - breakers.
铁路设施。机车车辆用电气设备。第3部分：电工元件。直流断路器规则。
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