This standard specifies the type, basic parameters and dimensions, technical requirements, inspection rules, marking, packaging and warranty period requirements of the YZRSW series eddy current brake wound rotor two-speed three-phase asynchronous motor for tower overweight machines. This standard applies to eddy current brake wound rotor two-speed three-phase asynchronous motors for lifting of various construction machinery. All motors belonging to this series can be implemented as a reference.
JB/T 10221-2000 history
2018JB/T 10221-2017 Specifications for two-speed three-phase asynchronous motors with eddy current braking wound rotors for YZRSW series tower cranes
2010JB/T 10221-2010 Technical specification for YZRSW range of three-phase eddy-current braking wound rotor induction motors for column crane application
2000JB/T 10221-2000 Technical specification for YZRSW Range of three-phase eddy-current brading wound rotor induction motors for column crane application