INTERNATIONAL ELECTROTECHNICAL COMMISSION

Report on SC 17A Activity HV switchgear & controlgear

Denis Dufournet Anne Bosma

2014-03

A3-14 (AG 01 ) 013 IWD

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Content

SC 17A Activity

Documents published since 2013-01

Work in progress

Work on standardization of UHV Switchgear

Present work of SC 17A

Presentation of the work of SC A3

SC 17A – Recently Published Documents

Published in 2013-02

Amendment 2 to IEC 62271-102 (Ed. 1.0): Alternating current disconnectors and earthing switches (Addition of 1100 kV and 1200kV)

Published in 2013-05

Amendment 1 to IEC 62271-109 (Ed 1.0): Alternating current series capacitor by-pass switches (Addition of 1100 and 1200 kV)

Published in 2013-08

IEC 62271-4 (Ed 1.0): Use and handling of SF6

IEC 62271-112 (Ed 1.0): Alternating current high-speed earthing switches for secondary arc extinction on transmission lines

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SC 17A – Work in Progress

CDV Stage

IEC 62271-37-013 (Ed 1.0): Generator circuit-breakers

CD Stage

IEC 62271-1 (Ed 2.0): Common specifications

IEC 62271-100 (Amendment 2 to Ed. 2): HV circuit breakers

IEC 62271-104: Switches with rated voltage > 52kV

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SC 17A - Work on Standardization of UHV

Revised standards IEC 62271-1: Common specifications (work completed)

IEC 62271-100*: Circuit-breaker (work completed)

IEC 62271-101: Synthetic testing (work completed)

IEC 62271-102*: Disconnectors and earthing switches (work completed)

IEC 62271-110: Inductive load switching (work completed)

New documents IEC 62271-112*: HSES (work completed)

IEC 62271-306*: Guide for the application of -100 & related standards (work completed)

* Input from CIGRE WG A3.22/28

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Present Work in SC 17A

Start or continue the revision of some standards 62271-1 Common

specifications (running, started in 2011)

62271-100 Circuit-breakers (started in 2013)

62271-101 Synthetic testing (started in 2013)

62271-102* Disconnectors and earthing switches (started in 2013)

62271-104 Switches with rated voltage > 52kV (started in 2013)

62271-110 Inductive load switching (will start in 2014)

62271-111 Reclosers (started in 2013)

62271-306 Application of IEC 62271-100 (will start in 2014)

62271-37-013 Generator circuit-breaker (ongoing)* Input from CIGRE WG A3.28 (e.g. bus transfer current switching)

Presentation of the work of SC A3

SC 17A has decided to set aside 0,5 days at its next meeting in Tokyo (November 2014) to present the ongoing work in CIGRE SC A3

It is the intention to include this presentation in all future meetings of SC 17A

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INTERNATIONAL ELECTROTECHNICAL COMMISSION

Thank you for your attention.Any questions?