IEC 60077-2:2017 铁路应用 - 车辆电气设备 - 第2部分:电工部件 - 一般规则

标准编号：IEC 60077-2:2017

中文名称：铁路应用 - 车辆电气设备 - 第2部分:电工部件 - 一般规则

英文名称：Railway applications - Electric equipment for rolling stock - Part 2: Electrotechnical components - General rules

发布日期：2017-07-28

标准范围

新的！IEC 60077-2:20 17作为IEC 60077-2:20 17 RLV提供，其中包含国际标准及其红线版本，显示了与上一版本相比技术内容的所有变化。IEC？60077-2:20 17为安装在电力电路、辅助电路、控制和指示电路等中的所有电工部件提供了一般规则。，在铁路机车车辆上。本文件的目的是改编IEC中给出的一般规则？60077-1适用于机车车辆的所有电工部件，以获得相应范围部件的要求和测试的一致性。这一新版本相对于上一版本包括以下主要技术变化:短路分断能力；额定短时耐受电流；临界电流范围；气候条件规格。本标准应与IEC一起阅读？60077-1:2017.

NEW!IEC 60077-2:2017 is available as IEC 60077-2:2017 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.

IEC？60077-2:2017 provides general rules for all electrotechnical components installed in power circuits, auxiliary circuits, control and indicating circuits, etc., on railway rolling stock. The purpose of this document is to adapt the general rules given in IEC？60077-1 to all electrotechnical components for rolling stock, in order to obtain uniformity of requirements and tests for the corresponding range of components. This new edition includes the following main technical changes with regard to the previous edition: short circuit breaking capacity; rated short-time withstand current; critical currents range; specification of climatic conditions. This standard is to be read in conjunction with IEC？60077-1:2017.

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