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NB/T 42137-2017Test guide for high-voltage alternating-current disconnectors and earthing switches (English PDF)

高压交流隔离开关和接地开关试验导则

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Issued by

NEA

Level / Type

Industry · Recommended

Issue date

November 15, 2017

Implementation date

March 1, 2018

Scope

NB/T 42137-2017 is the English-translated version of 高压交流隔离开关和接地开关试验导则.

NB/T 42137-2017 is the Chinese energy industry standard covering test guide for high-voltage alternating-current disconnectors and earthing switches. It was issued on 15 November 2017 and has been in force since 1 March 2018, as a first edition.

The document is under the responsibility of the National Energy Administration. This page is published from the official record of the 2017 edition. The figures, limits and tables the standard contains are those of the document itself, delivered in full with the English translation.

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Document preview — NB/T 42137-2017

National Standard of the People's Republic of China

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

[Preview only]
1 Scope
2 Normative references
3 Terms and Definitions
4 General requirements
4.1 Environmental conditions
4.2 Basic principles
4.3 Basic process
5 Technical Requirements
6 Test methods
7 Inspection Rules
8 Marking, packaging, transportation and storage
9 Evaluation indicators

1 Foreword

NB/T 42137-2017 was issued by National Energy Administration of the People's Republic of China on 15 November 2017 and has been in force since 1 March 2018.

The NB/T prefix marks a recommended standard. It is not law in itself: it becomes binding when a contract names it, when a regulation or a mandatory standard refers to it, or when a producer declares conformity with it.

The document runs to 15 pages in English translation.

2 Scope Preview

NB/T 42137-2017 carries no ICS number and no Chinese Standard Classification code.

This catalogue holds 4,537 other NB/T standards.

Of the 1,959 NB/T standards that do carry an ICS number, 1,265 (65%) fall under ICS 27, in the field of energy and heat transfer engineering.

3 About this standard

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

English translation: about 15 pages

4 Related standards

Standards on related subjects:

GB/T 25095-2020 — Monitoring system of operating status for overhead transmission lines

NB/T 42107-2017 — High-voltage direct current circuit-breaker

NB/T 31018-2011 — Wind turbine generator system technical specification of electric pitch system

NB/T 42064-2024 — Guide to the testing of AC metal-enclosed switchgear and controlgear for rated voltages above 3.6 kV and up to and including 40.5 kV

NB/T 42141-2017 — The design and application guide of reactive power compensation installation for submerged arc furnace power supply system

NB/T 42138-2017 — Test guide for high-voltage alternating-current circuit-breakers

5 Classification and status

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.

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GB/T 24837-2018|GB/T 25091-2010|GB/T 37012-2018|NB/T 42099-2024|NB/T 11070-2023|NB/T 11076-2023

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