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

TC 25

Quantities and units

 
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TC 25 Subcommittee(s) and/or Working Group(s)

Label
Title
Working Groups
WG 1Revision IEC 60027-1, IEC 60027-3, ISO/IEC 80000
WG 4Revision of IEC 60027-4, IEC 60027-7 and IEC 62428
Maintenance Teams
MT 7Revision of IEC 60027-2
MT 8Revision of IEC 60375
Advisory Groups
AG 1Advisory Group
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TC 25 Membership

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P/O Status
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IEC Membership
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AT
O-Member
Full Member
BY
O-Member
Full Member
BE
O-Member
Full Member
BG
O-Member
Full Member
CN
P-Member
Full Member
CZ
P-Member
Full Member
DK
O-Member
Full Member
EG
P-Member
Full Member
FI
O-Member
Full Member
FR
P-Member
Full Member
DE
P-Member
Full Member
IN
O-Member
Full Member
IT
P-Member
Full Member
JP
P-Member
Full Member
KR
O-Member
Full Member
NL
O-Member
Full Member
NO
O-Member
Full Member
PL
P-Member
Full Member
PT
P-Member
Full Member
RO
O-Member
Full Member
RU
O-Member
Full Member
RS
O-Member
Full Member
SK
O-Member
Full Member
ES
P-Member
Full Member
SE
P-Member
Full Member
CH
P-Member
Full Member
UA
O-Member
Full Member
GB
P-Member
Full Member
US
P-Member
Full Member

Facts and figures

Secretariat
Italy
Participating countries
14
Observer Countries
15
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TC 25 Officers

Chair
Mr Michael Krystek (DE)
Term of office : 2022-05

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Secretary
Mr Luca Mari (IT)

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Assistant Secretary
Mr Andrea Nafi (IT)

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IEC Central Office Contacts

Technical Officer
Mr Matei Cocimarov

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Administrative Assistant
Ms Izabela Witik

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Editor
Mr Leon Morsley

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TC 25 Liaisons

Committee
Description
Liaison Member
Internal IEC Liaison
TC 1Terminology 
SC 3CGraphical symbols for use on equipmentMr Arto Sirviö
SC 3DProduct properties and classes and their identificationMr Reinhard Nerke
Liaison ISO
ISO/TC 12Quantities and unitsMr Sven Anders Radhe
ISO/TC 203Technical energy systems 
Liaison A
BIPMInternational Bureau of Weights and Measures 
CIEInternational Commission on Illumination 
ILOInternational Labour Organisation 
ITUInternational Telecommunication Union 
IUPAPInternational Union of Pure and Applied Physics 
OIMLInternational Organization of Legal Metrology