GB/T 22720.1-2008Rotating electrical machines - Qualification and type tests for Type Ⅰ electrical insulation systems used in rotating electrical machines fed from voltage converters (English PDF)
旋转电机 电压型变频器供电的旋转电机 Ⅰ型电气绝缘结构的鉴别和型式试验
GB/T 22720.1 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 22720.1-2017 | Rotating electrical machines - Qualification and quality control tests of partial discharge free electrical insulation systems (Type Ⅰ) used in rotating electrical machines fed from voltage converters | Valid |
| GB/T 22720.1-2008 | Rotating electrical machines - Qualification and type tests for Type Ⅰ electrical insulation systems used in rotating electrical machines fed from voltage converters | Obsolete |
GB/T 22720.1-2008 is obsolete. It has been replaced by GB/T 22720.1-2017. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China
Level / Type
National · Recommended
Issue date
December 30, 2008
Implementation date
October 1, 2009
Scope
GB/T 22720.1-2008 is the English-translated version of 旋转电机 电压型变频器供电的旋转电机 Ⅰ型电气绝缘结构的鉴别和型式试验.
GB/T 22720.1-2008 is the Chinese national standard "Rotating electrical machines - Qualification and type tests for Type Ⅰ electrical insulation systems used in rotating electrical machines fed from voltage converters".
It was issued on December 30, 2008 by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China and the Standardization Administration of China, and took effect on October 1, 2009. It is obsolete: it has been replaced by GB/T 22720.1-2017.
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Document preview — GB/T 22720.1-2008
National Standard of the People's Republic of China
Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China.
Date of issue: 2008-12-30.
Date of implementation: 2009-10-01.
Status: obsolete, replaced by GB/T 22720.1-2017.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
Referenced standards
Cited by
- GB/T 14711-2025General requirements for safety of small and medium size rotating electrical machines
- GB/T 21707-2025Insulation specification for frequency conversion machine
- GB/T 17948.4-2024Rotating electrical machines - Functional evaluation of insulation systems (Type II) - Procedures for form-wound windings - Electrical endurance qualification
- T/CEEIA 415-2023Insulation system for driving motor of new energy vehicle - Technical specification
- GB/T 22720.2-2019Rotating electrical machines - Qualification tests for the partial discharge resistant electrical insulation systems (Type II) used in rotating electrical machines fed from voltage converters
- JB/T 12221-2015Specification for YYSP series (IP55) variable frequency three-phase induction motors for compressors (frame size 80 to 355)
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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
GB/T 22720.1-2017 — Rotating electrical machines -- Qualification and quality control tests of partial discharge free electrical insulation systems (Type I) used in rotating electrical machines fed from voltage converters
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