标准摘要
[中文适用范围]： 本报告修订了 IEC 出版物 349 关于换向评估标准、待评估测试的描述以及记录观察结果的推荐代码的内容。牵引电动机和发电机的滑环不包括在内。 [外文原描述]： Applies to all machines covered by IEC 60349 and having cylindrical commutators. It completes that publication as regards the criteria for assessment of commutation, the definition of the tests during which observations shall be made, the code recommended for the specification of these observations. Has the status of a technical report.
英文名称Criteria for assessing and coding of the commutation of rotating electrical machines for traction