DS/EN 60077-3:2003
铁路应用 机车车辆电气设备 第3部分：电工元件 直流断路器规则

Railway applications - Electric equipment for rolling stock - Part 3: Electrotechnical components - Rules for d.c. circuit-breakers

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标准号

DS/EN 60077-3:2003

发布

2003年

发布单位

丹麦标准化协会

当前最新

DS/EN 60077-3:2003

 

 

适用范围

In addition to the general requirements of IEC 60077-2, this part of IEC 60077 gives the rules for circuit-breakers, the main contacts of which are to be connected to d.c. power and/or auxiliary circuits. The nominal voltage of these circuits does not exceed 3 000 V d.c. according to IEC 60850. This part of IEC 60077, together with IEC 60077-2, states specifically a) the characteristics of the circuit-breakers; b) the service conditions with which circuit-breakers have to comply with reference to - operation and behaviour in normal service; - operation and behaviour in the case of short circuit; - dielectric properties; c) the tests for confirming the compl

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