NB/T 42021-2013Dry-type converter transformers for high voltage variable frequency speed regulation (English PDF)
高压变频调速用干式变流变压器
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Issued by
NEA
Level / Type
Industry · Recommended
Issue date
November 28, 2013
Implementation date
April 1, 2014
Scope
NB/T 42021-2013 is the English-translated version of 高压变频调速用干式变流变压器.
NB/T 42021-2013 is a recommended Chinese energy industry standard covering dry-type converter transformers for high voltage variable frequency speed regulation.
It fixes the terms and definitions used for the three-phase converter transformers that feed variable frequency drives, together with the service conditions, the product types and designation scheme, the technical requirements and the test items and test methods.
Marking, packaging, transport and storage are dealt with in the same document. Classified K41 in the Chinese scheme and 29.180 internationally, it quotes GB 1094.1, GB 1094.5, GB 1094.11, GB/T 1094.12, GB/T 3859.1, GB 4208, GB/T 12668.4, GB/T 18494.1, JB/T 3837 and JB/T 10088, with package marking to GB/T 191. Issued on 28 November 2013, it has applied since 1 April 2014.
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Document preview — NB/T 42021-2013
National Standard of the People's Republic of China
- ICS
- 29.180
Issued by: National Energy Administration of the People's Republic of China
Contents
- 2 Normative references
2 Normative references
NB/T 42021-2013 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 191
GB 1094.1
GB 1094.5
GB 1094.11
GB/T 1094.12
GB/T 3859.1
GB 4208
GB/T 12668.4
GB/T 18494.1
JB/T 3837
JB/T 10088
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 23 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 191Graphical symbols marking for handling and storage of packages
- GB 1094.1[GB/T 1094.1-2013, Including 2017XG1] Power transformers -- Part 1: General
- GB 1094.5Power transformers -- Part 5: Ability to withstand short circuit
- GB/T 1094.12Power transformers -- Part 12: Loading guide for dry-type power transformers
- GB/T 3859.1Semiconductor converters -- General requirements and line commutated Converters -- Part 1-1: Specification of basic requirements
- GB/T 18494.1Convertor transformers -- Part 1: Transformers for industrial applications
GB 1094.11 · GB 4208 · GB/T 12668.4
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Related Standards
GB 1094.1-2013 — [GB/T 1094.1-2013, Including 2017XG1] Power transformers -- Part 1: General
GB 1094.5-2008 — Power transformers -- Part 5: Ability to withstand short circuit
GB/T 1094.12-2013 — Power transformers -- Part 12: Loading guide for dry-type power transformers
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NB/T 42021-2013
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