GB/T 21973-2008 Technical specification for YZR3 range of wound-rotor three-phase induction motor for crane and metallurgical applications (English Version)
This standard stipulates the type, basic parameters and dimensions, technical requirements, inspection rules and test methods, marking, packaging and warranty period requirements of YZR3 series wound rotor three-phase asynchronous motors for lifting and metallurgy. This standard is applicable to all kinds of hoisting machinery and metallurgical auxiliary equipment supporting three-phase asynchronous motors with wound rotors for hoisting and metallurgy (hereinafter referred to as motors). All kinds of motors derived from this series of motors can be referred to for implementation.
GB/T 21973-2008 Referenced Document
GB 10068-2000 Mechanical vibration of certain machines with shaft heights 56mm and higher-Measurement,evaluation and limits of vibration
GB 10069.3-2006 Measurement of airborne noise emitted by rotating electrical machines and the noise limits. Part 3: Noise limits
GB 20237-2006 Safety requirements of crane and metallurgical motors and canned motors
GB 755-2000 Rotating electrical machines-Rating and performance
GB/T 10069.1-2006 Measurement of airborne noise emitted by rotating electrical machines and the noise limits Part 1: Method for the measurement of airborne noise emitted by rotating electrical machines
GB/T 1032-2005 Test procedures for three-phase induction motors