Specification for YZR series of wound-rotor three-phase induction motors for crane and metallurgical applications(Frame size 450 to 500)
全国旋转电机标准化技术委员会(SAC/TC 26)
本标准规定了YZR系列起重及冶金用绕线转子三相异步电动机的型式、基本参数与尺寸、技术要求、检验规则与试验方法，以及标志、包装及保用期的要求。
本标准适用于各种起重机械及冶金辅助设备配套的起重及冶金用绕线转子三相异步电动机（以下简称电动机）。
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