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I.S. EN 60947-2:2017&A1:2020

Current
Current

The latest, up-to-date edition.

Low-voltage switchgear and controlgear - Part 2: Circuitbreakers (IEC 60947-2:2016/A1:2019)
Available format(s)

Hardcopy , PDF

Language(s)

English - French

Published date

02-24-2020

Preview

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

FOREWORD
1 General
2 Terms and definitions
3 Classification
4 Characteristics of circuit-breakers
5 Product information
6 Normal service, mounting and transport conditions
7 Constructional and performance requirements
8 Tests
Annex A (normative) Co-ordination between a circuit-breaker and another short-circuit protective device associated in the same circuit
Annex B (normative) Circuit-breakers incorporating residual current protection
Annex C (normative) Individual pole short-circuit test sequence
Annex D Vacant
Annex E (informative) Items subject to agreement between manufacturer and user
Annex F (normative) Additional tests for circuit-breakers with electronic over-current protection
Annex G (normative) Power loss
Annex H (normative) Test sequence for circuit-breakers for IT systems
Annex J (normative) Electromagnetic compatibility (EMC) – Requirements and test methods for circuit-breakers
Annex K (informative) Glossary of symbols and graphical representation of characteristics
Annex L (normative) Circuit-breakers not fulfilling the requirements for overcurrent protection
Annex M (normative) Modular residual current devices (without integral current breaking device)
Annex N (normative) Electromagnetic compatibility (EMC) – Additional requirements and test methods for devices not covered by Annex B, Annex F and Annex M
Annex O (normative) Instantaneous trip circuit-breakers (ICB)
Annex P (normative) DC circuit-breakers for use in photovoltaic (PV) applications
Annex Q Vacant
Annex R (normative) Circuit-breakers incorporating residual current protection with automatic re-closing functions
Bibliography

This part of IEC 60947 series applies to circuit-breakers, the main contacts of which are intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V a.c. or 1 500 V d.c.; it also contains additional requirements for integrally fused circuit-breakers.

Committee
TC 121
DocumentType
Standard
ISBN
978-2-8322-6997-8
Pages
780
ProductNote
The date of any NSAI previous adoption may not match the date of its original CEN/CENELEC document.
PublisherName
National Standards Authority of Ireland
Status
Current
Supersedes

Standards Relationship
EN 60947-2:2017/A1:2020 Identical
IEC 60947-2:2016/AMD1:2019 Identical

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US$390.26
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