GB/T 11026.4-1999Guide for the determination of thermal endurance properties of electrical insulating materials-Part 4: Ageing ovens-Single-chamber ovens (English PDF)
确定电气绝缘材料耐热性的导则 第4部分:老化烘箱 单室烘箱
GB/T 11026.4 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 11026.4-2012 | Electrical insulating materials - Thermal endurance properties - Part 4: Ageing ovens - Single-chamber ovens | Valid |
| GB/T 11026.4-1999 | Guide for the determination of thermal endurance properties of electrical insulating materials-Part 4: Ageing ovens-Single-chamber ovens | Obsolete |
GB/T 11026.4-1999 is obsolete. It has been replaced by GB/T 11026.4-2012. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
State Bureau of Quality and Technical Supervision
Level / Type
National · Recommended
Issue date
September 13, 1999
Implementation date
June 1, 2000
Scope
GB/T 11026.4-1999 is the English-translated version of 确定电气绝缘材料耐热性的导则 第4部分:老化烘箱 单室烘箱.
GB/T 11026.4-1999 is the Chinese national standard "Guide for the determination of thermal endurance properties of electrical insulating materials-Part 4: Ageing ovens-Single-chamber ovens".
It was issued on September 13, 1999 by the State Bureau of Quality and Technical Supervision, and took effect on June 1, 2000. It is obsolete: it has been replaced by GB/T 11026.4-2012.
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Document preview — GB/T 11026.4-1999
National Standard of the People's Republic of China
Issued by: State Bureau of Quality and Technical Supervision
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: State Bureau of Quality and Technical Supervision.
Date of issue: 1999-09-13.
Date of implementation: 2000-06-01.
Status: obsolete, replaced by GB/T 11026.4-2012.
......
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 13542.6-2026Plastic films for electrical insulation - Part 6: Polyimide films used for electrical insulation
- GB/T 27749-2026Test procedure for thermal endurance of insulating resins and varnishes for impregnation purposes - Electric breakdown methods
- GB/T 47160-2026Crane and metallurgical motors and canned motors - Safety requirements
- GB/T 7142-2026Plastics - Determination of time-temperature limits after prolonged exposure to heat
- GB/T 11026.8-2025Electrical insulating materials - Thermal endurance properties - Part 8: Determination of thermal endurance indices(TI and RTI) of an insulating material using the fixed time frame method
- GB/T 14711-2025General requirements for safety of small and medium size rotating electrical machines
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Related Standards
GB/T 11026.5-2010 — Electrical insulating materials -- Thermal endurance properties -- Part 5: Ageing ovens -- Precision ovens for use up to 300 Celsius
GB/T 11026.3-2006 — Electrical insulating materials - Thermal endurance properties - Part 3: Instructions for calculating thermal endurance characteristics
GB/T 11026.6-2010 — Electrical insulating materials -- Thermal endurance properties -- Part 6: Ageing ovens -- Multi-chamber ovens
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GB/T 11026.4-1999
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