GB/T 21975-2008 Active National standards

GB/T 21975-2008 Method of test for reliability of three-phase induction motors for crane and metallurgical application

GB/T 21975-2008 Method of test for reliability of three-phase induction motors for crane and metallurgical application

Publish Date: 2008-06-13 Implement Date: 2009-03-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 21975-2008

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Special motor

ICS Name: Electric motor

Publish Date: 2008-06-13

Implement Date: 2009-03-01

Pages: 13 pages

Scope

This standard specifies the test methods, test data processing, and reliability assessment for three-phase asynchronous motors used in lifting and metallurgy applications in reliability test laboratories. 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") used in lifting and metallurgy applications.

Development Information

Word Count: 21 Thousand words Pages: 13 pages

Referenced Standards

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 GB 10068-2000 Mechanical vibration of certain machines with shaft heights 56mm and higher—Measurement,evaluation and limits of vibration JB/T 9615.2-2000 The inter-turn insulation test limit value for the loose-wound winding of low-voltage motors JB/T 10105-1999 JBT 10105-1999 YZR series wound rotor three-phase asynchronous motors for cranes and metallurgical applications technical specification JB/T 9615.1-2000 Test Method for Inter-Winding Insulation of AC Low-Voltage Motors with Embedded and Wrapped Windings JB/T 10104-1999 YZ series three-phase asynchronous electric motors for cranes and metallurgical applications technical specification

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