NB/T 42150-2021Specific protective devices for low-voltage surge protective devices (English PDF)
低压电涌保护器专用保护装置
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Issued by
NEA
Level / Type
Industry · Recommended
Issue date
April 26, 2021
Implementation date
July 26, 2021
Scope
NB/T 42150-2021 is the English-translated version of 低压电涌保护器专用保护装置.
NB/T 42150-2021 is the Chinese energy industry standard covering specific protective devices for low-voltage surge protective devices. It was issued on 26 April 2021 and has been in force since 26 July 2021, replacing NB/T 42150-2018.
The document is under the responsibility of the National Energy Administration. This page is published from the official record of the 2021 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 42150-2021
National Standard of the People's Republic of China
- Replacing
- NB/T 42150-2018
Issued by: National Energy Administration of the People's Republic of China
Contents
- [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 42150-2021 was issued by National Energy Administration of the People's Republic of China on 26 April 2021 and has been in force since 26 July 2021.
It replaces the earlier edition NB/T 42150-2018.
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.
2 Scope Preview
NB/T 42150-2021 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 30 pages
4 Related standards
Other editions:
NB/T 42150-2018 (earlier edition)
Standards on related subjects:
GB/T 41589-2022 — In-cable control and protection device for mode 2 charging of electric road vehicles (IC-CPD)
GB/T 40820-2021 — Residual direct current detecting device (RDC-DD) to be used for mode 3 charging of electric vehicles
GB/T 37751.32-2019 — Residual current operated circuit-breakers for household and similar use -- Part 3-2: Particular requirements for RCDs with flat quick-connect terminations
NB/T 11757-2024 — Technical specification for low voltage unified power quality conditioners
NB/T 10674-2021 — Technical requirements for DC fault current controller
NB/T 42149-2018 — Miniature circuit breaker with remote control function (RC-MCB)
5 Classification and status
Prefix NB/T: recommended standard.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 30 pages — is available in the English PDF.
Similar standards
Editions of NB/T 42150
| Edition | Title | Revision | Status |
|---|---|---|---|
| NB/T 42150-2021 | Specific protective devices for low-voltage surge protective devices | current edition | Current |
| NB/T 42150-2018 | Specific protective devices for low-voltage surge protective devices | previous edition | Superseded |
This page sells the current edition, NB/T 42150-2021. Earlier editions are listed for reference only.
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