JB/T 7565.6-2015
隔爆型三相异步电动机技术条件 第6部分:YB3-H系列船用隔爆型三相异步电动机(机座号63~355)
Specification of flameproof three-phase asynchronous motors.Part 6: YB3-H series flameproof three-phase asynchronous motors for ships (frame size 63 to 355)
JBT7565.6-2015, JB7565.6-2015