GB/T 20840.1-2010Instrument transformers-Part 1:General requirements (English PDF)
互感器 第1部分:通用技术要求
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
September 2, 2010
Implementation date
August 1, 2011
Scope
GB/T 20840.1-2010 is the English-translated version of 互感器 第1部分:通用技术要求.
GB/T 20840.1-2010 is the Chinese standard "Instrument transformers-Part 1:General requirements". Issued on 2010-09-02, in force from 2011-08-01.
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Document preview — GB/T 20840.1-2010
Contents
- Document data
- Standards quoted by this standard
1 Document data
Sector: National Recommended.
Standard type: recommended.
Date of issue: 2010-09-02.
Date of implementation: 2011-08-01.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Cited by
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Related Standards
GB/T 20840.1-2026 — Instrument transformers - Part 1: General technical requirements
GB/T 20840.10-2025 — Instrument transformers - Part 10: Additional requirements for low-power passive current transformers
GB/T 20840.102-2020 — Instrument transformers - Part 102: Ferroresonance oscillations in substations with inductive voltage transformers
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GB/T 20840.1-2010
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