GB/T 21971-2020
YZD系列起重用多速三相异步电动机 技术条件
YZD series multi-speed three-phase induction motors for crane application—Technical specification
- 实施日期
- 2021-06-01
- ICS 分类
- 29.160.30
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
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GB/T 21971-2020
YZD series multi-speed three-phase induction motors for crane application—Technical specification
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YBZS series flameproof double-speed three-phase induction motors for crane application—Technical specification
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Specific requirements for small capacity cylindrical rotor synchronous machines
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Specification for three-phase permanent magnet synchronous motors(frame size 80~355)
GB/T 22720.2-2019
Rotating electrical machines—Qualification tests for the partial discharge resistant electrical insulation systems (Type II) used in rotating electrical machines fed from voltage converters
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Specific test methods for d.c. machines on conventional and rectifier-fed supplies
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Safety design code for reciprocating internal combustion engine gas power plant
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Reciprocating internal combustion engine driven alternating current generating sets—Controller
GB/T 22670-2018
Test procedures for converter-fed three phase cage induction motors
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Standard methods for determining losses and efficiency of rotation electrical machines from tests(excluding machines for traction vehicles)
GB/T 20833.3-2018
Rotating electrical machines—Stator winding insulation of rotating electrical machines—Part 3: Dielectric dissipation factor measurement
GB/T 17948.6-2018
Rotating electrical machines—Functional evaluation of insulation systems—Test procedures for form-wound windings—Evaluation of thermomechanical endurance of insulation systems