GB/T 1094.3-2003Power transformers - Part 3: Insulation levels, dielectric tests and external clearances in air (English PDF)
电力变压器 第3部分: 绝缘水平、绝缘试验和外绝缘空气间隙
GB/T 1094.3 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 1094.3-2017 | Power transformers - Part 3: Insulation levels, dielectric tests and external clearances in air | Valid |
| GB/T 1094.3-2003 | Power transformers - Part 3: Insulation levels, dielectric tests and external clearances in air | Obsolete |
GB/T 1094.3-2003 is obsolete. It has been replaced by GB/T 1094.3-2017. 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
May 26, 2003
Implementation date
January 1, 2004
Scope
GB/T 1094.3-2003 is the English-translated version of 电力变压器 第3部分: 绝缘水平、绝缘试验和外绝缘空气间隙.
GB/T 1094.3-2003 is the Chinese national standard "Power transformers - Part 3: Insulation levels, dielectric tests and external clearances in air".
It was issued on May 26, 2003 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 January 1, 2004. It is obsolete: it has been replaced by GB/T 1094.3-2017.
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Document preview — GB/T 1094.3-2003
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: 2003-05-26.
Date of implementation: 2004-01-01.
Status: obsolete, replaced by GB/T 1094.3-2017.
......
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 25438-2026Technical parameters and requirements for three-phase oil-immersed transformers with tridimensional wound cores
- GB/T 47024.2-2026Special test methods for electrical equipment at high altitude - Part 2: Combined AC/DC voltage
- GB/T 47962-2026Guide for the application, specification and testing of phase-shifting transformers
- GB/T 10230.2-2025Tap-changers - Part 2: Application guidelines
- GB/T 1094.16-2025Power transformers - Part 16: Transformers for wind turbine applications
- GB/T 36287.1-2025Railway applications—Fixed installations—Energy utilization for DC traction power supply—Part 1：Energy storage system
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Related Standards
GB/T 1094.4-2005 — Power transformers -- Part 4: Guide to the lightning impulse and switching impulse testing -- Power transformers and reactors
GB/T 1094.1-2013 — Power transformers-Part 1: General
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GB/T 1094.3-2003
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