This standard specifies the types, basic parameters and dimensions, technical requirements, inspection rules, and requirements for marking, packaging and warranty period of YR3 series (IP23) three-phase asynchronous motor.
This standard is applicable to YR3 series (IP23) three-phase asynchronous motor (frame size 160~355) (hereinafter referred to as "motor"), and all other series motors derived from YR3 series (IP23) three-phase asynchronous motor may also refer.