JB/T 7565.2-2015
隔爆型三相异步电动机技术条件 第2部分:YB3-W、YB3-TH、YB3-THW、YB3-TA、YB3-TAW系列隔爆型三相异步电动机(机座号63~355)
Specification of flameproof three-phase asynchronous motor.Part 2: YB3-W, YB3-TH, YB3-THW, YB3-TA & YB3-TAW series flameproof three-phase asynchronous motor (frame size 63 to 355)
JBT7565.2-2015, JB7565.2-2015