A3-14 (AG 01 ) 013 IWD INTERNATIONAL ELECTROTECHNICAL COMMISSION Report on SC 17A Activity HV switchgear & controlgear Denis Dufournet Anne Bosma 2014-03 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 2 SC 17A – Recently Published Documents Published in 2013-02 Published in 2013-05 Amendment 2 to IEC 62271-102 (Ed. 1.0): Alternating current disconnectors and earthing switches (Addition of 1100 kV and 1200kV) 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 3 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 4 SC 17A - Work on Standardization of UHV Revised standards IEC 62271-1: IEC 62271-110: Inductive load switching (work completed) 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) 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 5 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) 6 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 7 INTERNATIONAL ELECTROTECHNICAL COMMISSION Thank you for your attention. Any questions?