International Standards and Conformity Assessment for all electrical, electronic and related technologies

SC 77A

EMC - Low frequency phenomena

 
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SC 77A Subcommittee(s) and/or Working Group(s)

Label
Title
Working Groups
WG 1Harmonics and other low-frequency disturbances
WG 2Voltage fluctuations and other low-frequency disturbances
WG 6Low frequency immunity tests
WG 8Description of the electromagnetic environment associated with the disturbances presenton electricity supply networks
WG 9Power Quality measurement methods
Project Teams
PT 61000-3-18Assessment of harmonic emission limits for equipment to be connected to LV distribution systems with nominal voltage other than 230 V and 230/400 V – Complement to IEC 61000-3-2 and 61000-3-12 (Under WG1 supervision)
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SC 77A Membership

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Facts and figures

Secretariat
France
Participating countries
35
Observer Countries
13
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SC 77A Officers

Chair
Mr Emmanuel De Jaeger (BE)
Term of office : 2019-01

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Secretary
Mr Hervé ROCHEREAU (FR)

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IEC Central Office Contacts

Technical Officer
Ms Suzanne Yap

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Administrative Assistant
Ms Nadine Andrey

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Administrative Assistant
Mrs Corine Lebas

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Editor
Ms Stéphanie Achard

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SC 77A Liaisons

Committee
Description
Liaison Member
Internal IEC Liaison
TC 8Systems aspects for electrical energy supply 
TC 13Electrical energy measurement and controlMr Raimond Bauknecht
TC 22Power electronic systems and equipmentMr Benno Weis
SC 22GAdjustable speed electric drive systems incorporating semiconductor power convertersMr Benno Weis
SC 22HUninterruptible power systems (UPS)Mr Daniel Gonzalez
TC 26Electric weldingMr Johann Wilhelm
TC 34Lamps and related equipmentMr Johan Wijntjens
TC 38Instrument transformersMr Paolo Mazza
TC 57Power systems management and associated information exchangeMr Robert Ronald Denda
TC 61Safety of household and similar electrical appliancesMr Frank Deter
SC 61JElectrical motor-operated cleaning appliances for commercial useMr Charalambos Freed
TC 66Safety of measuring, control and laboratory equipment 
TC 82Solar photovoltaic energy systemsMr Yasutoshi Yoshioka
TC 85Measuring equipment for electrical and electromagnetic quantitiesMr Walter Gebhart
TC 108Safety of electronic equipment within the field of audio/video, information technology and communication technologyMr John M. Woodgate
TC 116Safety of motor-operated electric toolsMr Joseph Harding
SC 121ALow-voltage switchgear and controlgearMr Peter T. Kaluza
CISPRInternational special committee on radio interferenceMr Stephen Colclough
Liaison A
CIGRE/SC C4Power system performances 
CIREDInternational Conference on Electricity DistributionMr Mathieu Van Den Bergh
EURELECTRICInternational Union of Producers and Distributors of Electrical Energy 
OIMLInternational Organization of Legal Metrology 
OIML/TC 1Terminology 
OIML/TC 12Instruments for measuring electrical quantities 
OIML/TC 2Units of measurement 
OIML/TC 5Electronic instrument and software