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NB/T 25022-2014Technical specification for whole plant electrical equipment mechanical interlocking of nuclear power plant (English PDF)

核电厂全厂电气设备机械联锁技术规范

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Issued by

NEA

Level / Type

Industry · Recommended

Issue date

March 18, 2014

Implementation date

August 1, 2014

Scope

NB/T 25022-2014 is the English-translated version of 核电厂全厂电气设备机械联锁技术规范.

NB/T 25022-2014 is the Chinese energy industry standard for the mechanical interlocking of electrical equipment across a nuclear power plant.

It specifies the functional and technical requirements for such interlocks, the test methods and inspection rules, the testing done on site, and the marking, packaging, transport, handling and storage arrangements.

It covers the interlocks fitted to the plant's electrical equipment as a whole rather than to one system alone. Its requirements draw on GB/T 2423.6, GB 4208, GB/T 6461, GB/T 10125 and GB/T 20138. Issued on 18 March 2014, it has applied since 1 August 2014.

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Document preview — NB/T 25022-2014

National Standard of the People's Republic of China

ICS: 27.120.99

Issued by: National Energy Administration of the People's Republic of China

1 Foreword

NB/T 25022-2014 was issued by National Energy Administration of the People's Republic of China on 18 March 2014 and has been in force since 1 August 2014.

2 Scope

This standard is the Chinese energy industry standard for the mechanical interlocking of electrical equipment across a nuclear power plant. It specifies the functional and technical requirements for such interlocks, the test methods and inspection rules, the testing done on site, and the marking, packaging, transport, handling and storage arrangements. It covers the interlocks fitted to the plant's electrical equipment as a whole rather than to one system alone. Its requirements draw on GB/T 2423.6, GB 4208, GB/T 6461, GB/T 10125 and GB/T 20138.

3 Normative references

NB/T 25022-2014 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB/T 2423.6

GB 4208

GB/T 6461

GB/T 10125

GB/T 20138

4 About this standard

Issued by: National Energy Administration of the People's Republic of China

English translation: about 15 pages

5 Classification and status

International classification (ICS): 27.120.99

Prefix NB/T: recommended standard.

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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

Normative references

GB 4208

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