This standard specifies the type, basic parameters and dimensions, technical requirements, inspection rules, marking and packaging requirements of high-voltage three-phase asynchronous motors. This standard applies to Y series general-purpose high-voltage cage rotor three-phase asynchronous motors, frame numbers 355 to 630.
JB/T 7593-1994 history
2007JB/T 7593-2007 Specification for Y series three-phase high voltage induction motor (Frame numbers 355 to 630)
1994JB/T 7593-1994 Technical conditions of Y series high-voltage three-phase asynchronous motors (frame size 355~630)