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BS EN 61921:2003

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

Power capacitors. Low-voltage power factor correction banks

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

27-10-2003

Superseded date

27-08-2025

Superseded by

BS EN IEC 61921:2025

£232.00
Excluding VAT
Summarise this standard

1 Scope
2 Normative references
3 Terms and definitions
4 Marking of capacitor bank
5 Guide for design, installation operation and safety
  5.1 General
  5.2 Choice of components
  5.3 Design
  5.4 Installation and operation
  5.5 Safety
6 Electromagnetic compatibility
  6.1 Emission
  6.2 Immunity
  6.3 Assemblies incorporating electronic equipment
7 Tests
  7.1 Classification of tests
  7.2 Type tests
  7.3 Routine tests
Annex A (normative) Minimum and maximum cross-sections of copper
        conductors suitable for connections
Annex B (normative) Method of calculating the cross sectional
        area of protective conductors with regard to thermal
        stresses due to currents of short-duration
Annex C (informative) Typical examples of assemblies
Annex D (informative) Formulae for capacitors and installations
Annex ZA (normative) Normative references to international
         publications with their corresponding European
         publications

Applies to low voltage a.c. capacitor banks intended to be used for power factor correction purposes, equipped with a built-in switchgear and controlgear apparatus capable of connecting to or disconnecting from the mains part(s) of the bank with the aim to correct its power factor.

Committee
W/-
DevelopmentNote
Supersedes 97/207175 DC. (11/2003)
DocumentType
Standard
Pages
26
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

Applicable to low-voltage a.c. capacitor banks intended to be used for power factor correction purposes, equipped with a built-in switchgear and controlgear apparatus capable of connecting to or disconnecting from the mains part(s) of the bank with the aim to correct its power factor.

Standards Relationship
IEC 61921:2003 Identical
IEC 61921:2017 Identical
EN 61921:2003 Identical
I.S. EN 61921:2003 Identical
NBN EN 61921 : 2003 Identical
NF EN 61921 : 2003 Identical
IEC 60335-1:2001+AMD1:2004 CSV/COR1:2005 Identical
UNE-EN 61921:2004 Identical

⚠

A newer version of this standard is available.

View Current Edition
£232.00
Excluding VAT