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
Maintenance Teams
MT 8Revision of IEC 60375, IEC 60027-2,-4,-6 and -7, and IEC 62428
Joint Working Groups
JWG 2Revision and amendment of IEC-related parts of ISO/IEC 80000 series linked to ISO/TC 12
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
P-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
15
Observer Countries
14
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TC 25 Officers

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

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Secretary
Mr Luca P.M. Mari (IT)

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Assistant Secretary
Mr Andrea Nafi (IT)

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IEC Central Office Contacts

Technical Officer
Mrs Joanna Goodwin

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Standards Project Administrator
Mrs Sandrine Gosselin

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Standards Project Administrator
Ms Izabela Witik

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Editor
Mr Leon Morsley

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TC 25 Liaisons

Committee
Description
Liaison Representative
Internal IEC Liaison
TC 1TerminologyMr Erik Pontus Jacobson
SC 3CGraphical symbols for use on equipmentMr Arto Sirviö
SC 3DProduct properties and classes and their identificationMr Gernot Rossi
Liaison ISO
ISO/TC 12Quantities and unitsMr Charles D Ehrlich
Mr Sven Anders Olof Radhe
Liaison A
BIPMInternational Bureau of Weights and MeasuresMr Martin Milton
CIEInternational Commission on IlluminationMr Peter Zwick
ITUInternational Telecommunication UnionMr Paul Gerome
IUPAPInternational Union of Pure and Applied Physics 
OIMLInternational Organization of Legal Metrology 
UNICODEUNICODE Consortium