TC 25

Quantities and units

TC 25 Project files

Project Reference	Current Stage	Language	Frcst Date	CLC	Document Reference	Downloads
DEL 25-2 Ed. 1.0 Basic concepts for quantities and units	DEL DEL Deleted items	E
DEL 25-264 Ed. 1.0 Letter symbols to be used in electrical technology - Part X: Automatic control	DEL DEL Deleted items	E			25/264A	330 kB
IEC 60027-1 Ed. 6.0 Letter symbols to be used in electrical technology - Part 1: General (Corrected and reprinted 1995-03-31)	PPUB PPUB Publication issued	B				Webstore
IEC 60027-1 Ed. 7.0 Letter symbols to be used in electrical technology - Part 1:General	AMW AMW Approved Maintenance Work	E	2013-02	yes	25/434	75 kB
IEC 60027-1 f1 Ed. 7.0 Maintenance Cycle Report on IEC 60027-1: Letter symbols to be used in electrical technology - Part 1: General	MERGED MERGED Merged project	B		no	25/241	51 kB
IEC 60027-1 am1 Ed. 6.0 Amendment No. 1	PPUB PPUB Publication issued	B				Webstore
IEC 60027-1 am2 Ed. 6.0 Amendment 2 - Letter symbols to be used in electrical technology - Part 1: General	PPUB PPUB Publication issued	B		no		Webstore
IEC 60027-1 am2 f1 Ed. 6.0 Amendment to IEC 27-1 to standardize an additional name for H	MERGED MERGED Merged project	B
DEL 60027-1 am3 Ed. 6.0 Harmonization between IEC 27 and ISO 31	DEL DEL Deleted items	E			25/170
DEL 60027-2 Ed. 2.0 Revision of IEC 27-2 (1972), 27-2A (1975), 27-2B (1980)	DEL DEL Deleted items	B			25(C.O.)108
IEC 60027-2 Ed. 1.0 Letter symbols to be used in electrical technology. Part 2: Telecommunications and electronics	DELPUB DELPUB Deleted Publication	B
IEC 60027-2 Ed. 2.0 Letter symbols to be used in electrical technology - Part 2: Telecommunications and electronics	DELPUB DELPUB Deleted Publication	B
IEC 60027-2 Ed. 3.0 Letter symbols to be used in electrical technology - Part 2: Telecommunications and electronics	PPUB PPUB Publication issued	B		no		Webstore
IEC 60027-2 Ed. 4.0 Letter symbols to be used in electrical technology - Part 2: Telecommunications and electronics	AMW AMW Approved Maintenance Work	E	2013-02	yes	25/435	75 kB
IEC 60027-2 f2 Ed. 2.0 Amendment to IEC 60027-2 - New clause on data processing and data transmission - Transfer rate and modulation rate	MERGED MERGED Merged project	B
IEC 60027-2 am1 Ed. 1.0 Amendment No. 1	DELPUB DELPUB Deleted Publication	B
IEC 60027-2 am2 Ed. 1.0 Amendment 2	DELPUB DELPUB Deleted Publication	B
IEC 60027-2 am3 f1 Ed. 1.0 Amendment to IEC 27-2, 27-2A and 27-2B concerning matrices for linear two-port and n-port networks	MERGED MERGED Merged project	B
IEC 60027-3 Ed. 2.0 Letter symbols to be used in electrical technology. Part 3: Logarithmic quantities and units	DELPUB DELPUB Deleted Publication	B
IEC 60027-3 Ed. 3.0 Letter symbols to be used in electrical technology - Part 3: Logarithmic and related quantities, and their units	PPUB PPUB Publication issued	B		no		Webstore
IEC 60027-3 Ed. 4.0 Letter symbols to be used in electrical technology - Part 3: Logarithmic and related quantities, and their units	AMW AMW Approved Maintenance Work	E	2013-02	yes	25/437	74 kB
IEC 60027-3 f3 Ed. 3.0 Harmonization between IEC 27 and ISO 31	DEL DEL Deleted items	E			25/170
IEC 60027-3 am1 Ed. 2.0 Amendment 1	DELPUB DELPUB Deleted Publication	B
IEC 60027-4 Ed. 1.0 Letter symbols to be used in electrical technology. Part 4: Symbols for quantities to be used for rotating electrical machines	DELPUB DELPUB Deleted Publication	B
IEC 60027-4 Ed. 2.0 Letter symbols to be used in electrical technology - Part 4: Rotating electric machines	PPUB PPUB Publication issued	B	2006-12	yes		Webstore
IEC 60027-5 Ed. 1.0 New IEC 27-5: Electronics	DEL DEL Deleted items	B
IEC 60027-6 Ed. 1.0 Letter symbols to be used in electrical technology - Part 6: Control technology	PPUB PPUB Publication issued	B	2006-12	yes		Webstore
IEC/PAS 60027-6 Ed. 1.0 Letter symbols to be used in electrical technology - Control technology	DELPUB DELPUB Deleted Publication	E			25/271	271 kB
IEC 60027-7 Ed. 1.0 Letter symbols to be used in electrical technology - Part 7: Power generation, transmission and distribution	PPUB PPUB Publication issued	B	2010-05	yes		Webstore
IEC 60027-2A Ed. 1.0 Letter symbols to be used in electrical technology - Part 2: Telecommunications and electronics - First supplement	DELPUB DELPUB Deleted Publication	B
IEC 60027-2B Ed. 1.0 Letter symbols to be used in electrical technology - Part 2: Telecommunications and electronics - Second supplement	DELPUB DELPUB Deleted Publication	B
IEC 60164 Ed. 1.0 Recommendations in the field of quantities and units used in electricity	DELPUB DELPUB Deleted Publication
IEC 60206 Ed. 1.0 Designation of the quantities characterizing the magnetic and electric properties of vacuum and a substance. *Note.-This publication was established by TC 24, whose scope has been taken over by TC 25	DELPUB DELPUB Deleted Publication
IEC 60375 Ed. 1.0 Conventions concerning electric and magnetic circuits. *Note.-This publication was established by TC 24, whose scope has been taken over by TC 25	DELPUB DELPUB Deleted Publication	B
IEC 60375 Ed. 2.0 Conventions concerning electric and magnetic circuits	PPUB PPUB Publication issued	B		yes		Webstore
IEC 60375 Ed. 3.0 Conventions concerning electric and magnetic circuits	1CD 1CD 1st Committee Draft	E	2013-02	yes
IEC 62428 Ed. 1.0 Electric power engineering - Modal components in three-phase a.c. systems - Quantities and transformations	PPUB PPUB Publication issued	B	2008-08	yes		Webstore
IEC 62536 Ed. 1.0 Coordinated telebiometric multimodal interaction database	PWI PWI Potential new work item	B	2009-12		25/348	159 kB
IEC 80000-6 Ed. 1.0 Quantities and units - Part 6: Electromagnetism	PPUB PPUB Publication issued	B	2008-03	yes		Webstore
IEC 80000-13 Ed. 1.0 Quantities and units - Part 13: Information science and technology	PPUB PPUB Publication issued	B	2008-03	yes		Webstore
IEC 80000-14 Ed. 1.0 Quantities and units - Part 14: Telebiometrics related to human physiology	PPUB PPUB Publication issued	B	2008-01	no		Webstore
DEL 80000-15 Ed. 1.0 Quantities and units - Part 15: Telebiometrics related to Telehealth and World-wide Telemedicines	DEL DEL Deleted items	E	2011-04		25/374	165 kB
IEC 80003-1 Ed. 1.0 Quantities for e-health - Part 1: Modalities	PWI PWI Potential new work item	E
IEC 80003-4 Ed. 1.0 Quantities for e-health - Part 4: Biology	PWI PWI Potential new work item	E
IEC 80003-5 Ed. 1.0 Quantities for e-health - Part 5: Culturology	PWI PWI Potential new work item	E
IEC 80003-6 Ed. 1.0 Quantities for e-health - Part 6: Psychology	PWI PWI Potential new work item	E
IEC 80003-9 Ed. 1.0 Quantities for e-health - Biopharmacology	ANW ANW Approved New Work	E	2016-12		25/443	147 kB
IEC 80003-10 Ed. 1.0 Quantites for e-health - Culturopharmacology	ANW ANW Approved New Work	E	2016-12		25/443	147 kB
IEC 80003-11 Ed. 1.0 Quantities for e-heath - Psychopharmacology	ANW ANW Approved New Work	E	2016-12		25/443	147 kB
IEC 80003-12 Ed. 1.0 Quantities for e-health - Third Party Payment Identification: World-Wide Diagnosis, Prognosis and Interventions Catalogue (and relative thresholds)	ANW ANW Approved New Work	E	2014-04		25/445	213 kB
IEC Handbook Ed. 1.0 Letter symbols including conventions and signs for electrical technology. A Handbook for everyday use. *Note.-Based on IEC 27-1, 27-1A, 27-2, 27-2A, 27-2B, 27-3 and 375	PPUB PPUB Publication issued	B
ISO 80000-1 Ed. 1.0 ISO 80000-1 Ed.1: Quantities and units - Part 1: General	PPUB PPUB Publication issued	B	2009-11	no		Webstore
ISO 80000-2 Ed. 1.0 ISO 80000-2 Ed.1: Quantities and units - Part 2: Mathematical signs and symbols to be used in the natural sciences and technology	PPUB PPUB Publication issued	B	2009-12	no		Webstore
ISO 80000-3 Ed. 1.0 ISO 80000-3: Quantities and units - Part 3: Space and time	PPUB PPUB Publication issued	B	2006-05	no		Webstore
ISO 80000-4 Ed. 1.0 ISO 80000-4: Quantities and units - Part 4: Mechanics	PPUB PPUB Publication issued	B	2006-03	no		Webstore
ISO 80000-5 Ed. 1.0 ISO 80000-5 Ed.1: Quantities and units - Part 5: Thermodynamics	PPUB PPUB Publication issued	E	2007-01			Webstore
ISO 80000-7 Ed. 1.0 ISO 80000-7 Ed.1: Quantities and units - Part 7: Light	PPUB PPUB Publication issued	B	2008-11	no		Webstore
ISO 80000-8 Ed. 1.0 ISO 80000-8 Ed.1: Quantities and units - Part 8: Acoustics	PPUB PPUB Publication issued	B	2007-06	no		Webstore
ISO 80000-9 Ed. 1.0 ISO 80000-9 Ed.1: Quantities and units - Part 9: Physical chemistry and molecular physics	PPUB PPUB Publication issued	B	2009-03	no		Webstore
ISO 80000-9 am1 Ed. 1.0 Amendment 1 - ISO 80000-9: Quantities and units ? Part 9: Physical chemistry and molecular Physics	BPUB BPUB Publication being printed	E	2011-05	no	25/433	245 kB
ISO 80000-10 Ed. 1.0 ISO 80000-10 Ed.1: Quantities and units - Part 10: Atomic and nuclear physics	PPUB PPUB Publication issued	B	2009-11	no		Webstore
ISO 80000-11 Ed. 1.0 Quantities and units - Part 11: Characteristic numbers	PPUB PPUB Publication issued	B	2008-12	no		Webstore
ISO 80000-12 Ed. 1.0 ISO 80000-12 Ed.1: Quantities and units - Part 12: Solid state physics	PPUB PPUB Publication issued	B	2009-03	no		Webstore
ISO 80003-2 Ed. 1.0 Quamtities for e-health -- Part 2: Physics	ADIS ADIS Approved for FDIS circulation	B	2013-10	no
ISO 80003-2 f1 Ed. 1.0 Quantities and their units to be used in Physiology - Part 2: Physics	MERGED MERGED Merged project	E
ISO 80003-3 Ed. 1.0 Quantities for e-health - Part 3: Chemistry	ADIS ADIS Approved for FDIS circulation	B	2013-10	no

International

Electrotechnical

Commission

TC 25

Quantities and units

TC 25 Project files