2015JB/T 7564-2015 Technical conditions of YREZ series conical winding rotor braking three-phase asynchronous motors for hoisting
2005JB/T 7564-2005 Technical specification for YREZ range of conical-rotor braking three-phase induction motors for crane application
1994JB 7564-1994 Technical conditions of YREZ series conical winding rotor braking three-phase asynchronous motors for hoisting
JB 7564-1994 Technical conditions of YREZ series conical winding rotor braking three-phase asynchronous motors for hoisting was changed to JB/T 7564-2005 Technical specification for YREZ range of conical-rotor braking three-phase induction motors for crane application.