GB/T 21972.3-2013
AbolishedSpecification for variable-frequency adjustable-speed three-phase induction motors for crane and metallurgical applications―Part 3:YZP series variable-frequency adjustable-speed three-phase induction motors (cooled with centrifugal fan)for crane and metallurgical applications
起重及冶金用变频调速三相异步电动机技术条件 第3部分:YZP系列起重及冶金用变频调速三相异步电动机(离心风机冷却)