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I.S. EN 61642:1999

Current
Current

The latest, up-to-date edition.

INDUSTRIAL A.C. NETWORKS AFFECTED BY HARMONICS - APPLICATION OF FILTERS AND SHUNT CAPACITORS
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-1999

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
  1.1 Scope and object
  1.2 Normative references
  1.3 Definitions
  1.4 General considerations
      1.4.1 AC harmonics
      1.4.2 Reactive power
2 Resonance problems and solutions
  2.1 Introduction
  2.2 Supply impedance view, load-busbar impedance view
  2.3 Example of series resonance
  2.4 Example of parallel resonance
  2.5 Solutions to avoid resonances
      2.5.1 Capacitor-reactor connection: series resonance
      2.5.2 Capacitor-reactor connection: parallel resonance
3 Shunt capacitors and filters for networks having a voltage
  up to and including 1 000 V
  3.1 Introduction
  3.2 Shunt capacitors
  3.3 Detuned filter
  3.4 Tuned filter
  3.5 Components selection
      3.5.1 Capacitors
      3.5.2 Reactors
      3.5.3 Contactors and/or circuit-breakers
      3.5.4 Short-circuit protection (fuses)
  3.6 Disturbance of ripple control installations by shunt
      capacitors and filters
      3.6.1 Shunt capacitors
      3.6.2 Detuned filter
      3.6.3 Tuned filter
4 Shunt capacitors and filters for networks having a voltage
  above 1 000 V
  4.1 Introduction
  4.2 Specific requirements
  4.3 Choice of power factor correction installation
  4.4 Type of filters
  4.5 Filter components selection
      4.5.1 Circuit-breaker
      4.5.2 Capacitors
      4.5.3 Reactors
      4.5.4 Resistors
      4.5.5 Relay protection
  4.6 Disturbance of ripple control installations by shunt
      capacitors and filters
Annex A - Bibliography
Annex ZA (normative) Normative references to international
         publications with their corresponding European
         publications

Covers guidance for the use of passive a.c. harmonic filters and shunt capacitors for the limitation of harmonics and power factor correction intended to be used in industrial applications, at low and high voltages.

DevelopmentNote
For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
DocumentType
Standard
Pages
74
PublisherName
National Standards Authority of Ireland
Status
Current

Standards Relationship
IEC 61642:1997 Identical
SN EN 61642 : 1997 Identical
DIN EN 61642 : 1998 Identical
BS EN 61642:1998 Identical
NF EN 61642 : 1998 Identical
EN 61642:1997 Identical
NBN EN 61642 : 1998 Identical

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