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S.R. CLC/TS 61643-12:2009

Current
Current

The latest, up-to-date edition.

LOW-VOLTAGE SURGE PROTECTIVE DEVICES - PART 12: SURGE PROTECTIVE DEVICES CONNECTED TO LOW-VOLTAGE POWER DISTRIBUTION SYSTEMS - SELECTION AND APPLICATION PRINCIPLES
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2009

Preview

0 Introduction
1 Scope
2 Normative references
3 Terms, definitions and abbreviated terms
4 Systems and equipment to be protected
5 Surge protective devices
6 Application of SPDs in low-voltage power distribution systems
7 Risk analysis
8 Co-ordination where equipment has both signalling and power
  terminals
Annex A (informative) Examples of various SPD technologies
Annex B (informative) Explanation of testing procedures used
        in EN 61643-11
Annex C (informative) Partial lightning current calculations
Annex D (informative) Examples of application of CLC/TS 61643-12
Annex E (informative) Examples of application of the risk analysis
Annex F (informative) Consideration for SPDs when Type 1 SPDs
        are to be applied
Annex G (informative) Immunity versus insulation withstand
Annex H (informative) Examples of SPD installation in power
        distribution boards in some countries
Annex I (informative) Short circuit backup protection and
        surge withstand
Annex J (informative) SPD coordination test principles
Annex K (informative) Simple calculation of I[imp] for a Type
        1 SPD in case of a building protected by a LPS
Bibliography

Explains the principles for selection, operation, location and co-ordination of SPDs to be connected to 50 Hz to 60 Hz a.c. power circuits and equipment rated up to 1000 V r.m.s.

DevelopmentNote
Supersedes I.S. CLC TS 61643-12. (07/2010) 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
237
PublisherName
National Standards Authority of Ireland
Status
Current
Supersedes

Standards Relationship
CLC/TS 61643-12 : 2009 Identical

IEC 60038:2009 IEC standard voltages
IEC 60364-4-43:2008 Low-voltage electrical installations - Part 4-43: Protection for safety - Protection against overcurrent
HD 60364-4-443:2016 Low-voltage electrical installations - Part 4-44: Protection for safety - Protection against voltage disturbances and electromagnetic disturbances - Clause 443: Protection against transient overvoltages of atmospheric origin or due to switching
EN 62305-4:2011/AC:2016 PROTECTION AGAINST LIGHTNING - PART 4: ELECTRICAL AND ELECTRONIC SYSTEMS WITHIN STRUCTURES (IEC 62305-4:2010)
IEC 60364-4-41:2005+AMD1:2017 CSV Low voltage electrical installations - Part 4-41: Protection for safety - Protection against electric shock
IEC 60099-4:2014 Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems
IEC 61643-12:2008 Low-voltage surge protective devices - Part 12: Surge protective devices connected to low-voltage power distribution systems - Selection and application principles
IEC 61008-1:2010+AMD1:2012+AMD2:2013 CSV Residual current operated circuit-breakers without integral overcurrent protection for household and similar uses (RCCBs) - Part1: General rules
IEC 60364-5-53:2001+AMD1:2002+AMD2:2015 CSV Electrical installations of buildings - Part 5-53: Selection and erection of electrical equipment - Isolation, switching and control
HD 60364-4-41:2017/A11:2017 LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 4-41: PROTECTION FOR SAFETY - PROTECTION AGAINST ELECTRIC SHOCK
IEC 61643-21:2000+AMD1:2008+AMD2:2012 CSV Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods
IEC 61009-1:2010+AMD1:2012+AMD2:2013 CSV Residual current operated circuit-breakers with integral overcurrentprotection for household and similar uses (RCBOs) - Part 1: General rules
EN 62305-4:2011/AC:2016-11 Protection against lightning - Part 4: Electrical and electronic systems within structures
IEC 62305-1:2010 Protection against lightning - Part 1: General principles
IEC 60999-1:1999 Connecting devices - Electrical copper conductors - Safety requirements for screw-type and screwless-type clamping units - Part 1: General requirements and particular requirements for clamping units for conductors from 0,2 mm2 up to 35 mm2 (included)
EN 62305-3:2011 Protection against lightning - Part 3: Physical damage to structures and life hazard
HD 60364-5-534:2016 Low-voltage electrical installations - Part 5-53: Selection and erection of electrical equipment - Isolation, switching and control - Clause 534: Devices for protection against transient overvoltages
EN 61009-1:2012/A12:2016 RESIDUAL CURRENT OPERATED CIRCUIT-BREAKERS WITH INTEGRAL OVERCURRENT PROTECTION FOR HOUSEHOLD AND SIMILAR USES (RCBOS) - PART 1: GENERAL RULES
IEC 61643-22:2015 Low-voltage surge protective devices - Part 22: Surge protective devices connected to telecommunications and signalling networks - Selection and application principles
EN 60099-5:2013 Surge arresters - Part 5: Selection and application recommendations
IEC 61643-1:2005 Low-voltage surge protective devices - Part 1: Surge protective devices connected to low-voltage power distribution systems - Requirements and tests
IEC 60529:1989+AMD1:1999+AMD2:2013 CSV Degrees of protection provided by enclosures (IP Code)
IEC 60364-4-44:2007+AMD1:2015 CSV Low-voltage electrical installations - Part 4-44: Protection for safety - Protection against voltage disturbances and electromagnetic disturbances
EN 60664-1:2007 Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests
IEC TR 61000-5-6:2002 Electromagnetic compatibility (EMC) - Part 5-6: Installation and mitigation guidelines - Mitigation of external EM influences
IEC 60099-5:2013 Surge arresters - Part 5: Selection and application recommendations
EN 62305-2:2012 Protection against lightning - Part 2: Risk management
IEC 61312-1:1995 Protection against lightning electromagnetic impulse - Part 1: General principles
IEC TR 62066:2002 Surge overvoltages and surge protection in low-voltage a.c. power systems - General basic information
IEC 62305-4:2010 Protection against lightning - Part 4: Electrical and electronic systems within structures
IEC 62305-2:2010 Protection against lightning - Part 2: Risk management
EN 61008-1:2012/A12:2017 RESIDUAL CURRENT OPERATED CIRCUIT-BREAKERS WITHOUT INTEGRAL OVERCURRENT PROTECTION FOR HOUSEHOLD AND SIMILAR USES (RCCBS) - PART 1: GENERAL RULES (IEC 61008-1:2010, MODIFIED)
EN 60529:1991/AC:2016-12 DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (IP CODE) (IEC 60529 EDITION 2.2 CORRIGENDUM 2:2015)
IEC 60364-4-42:2010+AMD1:2014 CSV Low-voltage electrical installations - Part 4-42: Protection forsafety - Protection against thermal effects
IEC 60664-1:2007 Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests
IEC 62305-3:2010 Protection against lightning - Part 3: Physical damage to structures and life hazard
CLC/TS 61643-22:2016 Low-voltage surge protective devices - Part 22: Surge protective devices connected to telecommunications and signalling networks - Selection and application principles

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