GB/T 21975-2008
Method of test for reliability of three-phase induction motors for crane and metallurgical application (English Version)
- Standard No.
- GB/T 21975-2008
- Language
- Chinese, Available in English version
- Release Date
- 2008
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 21975-2008
- Scope
- This standard specifies the reliability laboratory test methods, test data processing and reliability evaluation of three-phase asynchronous motors for lifting and metallurgy. This standard is applicable to the evaluation of the reliability, reliable life and average life of three-phase asynchronous motors (hereinafter referred to as motors) for hoisting and metallurgy.
GB/T 21975-2008 Referenced Document
- GB 10068-2000 Mechanical vibration of certain machines with shaft heights 56mm and higher-Measurement,evaluation and limits of vibration
- GB 755-2000 Rotating electrical machines-Rating and performance
- GB/T 2423.3-1993 Basic environmental testing procedures for electric and electronic products. Test Ca:Damp heat,steady state
- JB/T 10104-1999 YZ Range of three-phase induction motors for crane and metallurgical application technical specifications
- JB/T 9615.1-2000 Test methods of the interturn insulation on random wound winding for AC low-voltage machines
- JB/T 9615.2-2000 Test Limits of the interturn insulation on random wound winding for AC low-voltage machines
GB/T 21975-2008 history
- 2008 GB/T 21975-2008 Method of test for reliability of three-phase induction motors for crane and metallurgical application
