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IEC 60027-3:2002

Current
Current

The latest, up-to-date edition.

Letter symbols to be used in electrical technology - Part 3: Logarithmic and related quantities, and their units
Available format(s)

Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users

Language(s)

English - French, Spanish, Castilian

Published date

07-19-2002

Applies to logarithmic quantities and units. Quantities that can be expressed as the logarithm of a dimensionless quantity, such as the ratio of two physical quantities of the same kind, can be regarded and treated in different ways. In many cases, differences do not affect practical treatment.

Committee
TC 25
DevelopmentNote
Stability Date: 2017. (09/2017)
DocumentType
Standard
Pages
25
PublisherName
International Electrotechnical Committee
Status
Current
Supersedes

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IEC 61156-1-1:2001 Multicore and symmetrical pair/quad cables for digital communications - Part 1-1: Capability Approval - Generic specification
BS EN 21683:1994 Acoustics. Preferred reference quantities for acoustic levels
BS 0-3:1997 A standard for standards Specification for structure, drafting and presentation
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BS 4308:1979 Specification for documentation to be supplied with electronic measuring apparatus
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BS QC420101(1992) : 1992 VARISTORS FOR USE IN ELECTRONIC EQUIPMENT - BLANK DETAIL SPECIFICATION FOR SILICON CARBIDE SURGE SUPPRESSION VARISTORS - ASSESSMENT LEVEL E
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NF EN 60027-2 : 2007 LETTER SYMBOLS TO BE USED IN ELECTRICAL TECHNOLOGY - PART 2: TELECOMMUNICATIONS AND ELECTRONICS
HD 60027-2 : 200S1 LETTER SYMBOLS TO BE USED IN ELECTRICAL TECHNOLOGY - PART 2: TELECOMMUNICATIONS AND ELECTRONICS
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IEC TR 61366-1:1998 Hydraulic turbines, storage pumps and pump-turbines - Tendering Documents - Part 1: General and annexes
ISO 10651-5:2006 Lung ventilators for medical use Particular requirements for basic safety and essential performance Part 5: Gas-powered emergency resuscitators
ISO 3461-1:1988 General principles for the creation of graphical symbols — Part 1: Graphical symbols for use on equipment
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IEC 60416:1988 General principles for the formulation of graphical symbols
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15/30274135 DC : 0 BS ISO 18405 - UNDERWATER ACOUSTICS - TERMINOLOGY
IEEE 260.4-1996 American National Standard Letter Symbols and Abbreviations for Quantities Used in Acoustics
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98/230636 DC : DRAFT MARCH 98 DRAFT IEC 61010-2-031 - SAFETY REQUIREMENTS FOR ELECTRICAL EQUIPMENT FOR MEASUREMENT CONTROL AND LABORATORY USE 2-031: SAFETY REQUIREMENTS FOR HAND-HELD PROBE ASSEMBLIES FOR ELECTRICAL MEASUREMENT TEST
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NFC 03 002 : 2002 LETTER SYMBOLS TO BE USED IN ELECTRICAL TECHNOLOGY - PART 2: TELECOMMUNICATIONS AND ELECTRONICS
BS QC420102(1992) : 1992 SPECIFICATIONS FOR HARMONIZED SYSTEM OF QUALITY ASSESSMENT FOR ELECTRONIC COMPONENTS - VARISTORS FOR USE IN ELECTRONIC EQUIPMENT - BLANK DETAIL SPECIFICATION: ZINC OXIDE SURGE SUPPRESSION VARISTORS - ASSESSMENT LEVEL E
CSA ISO/IEC 2382-16 : 2001 : R2005 : FR INFORMATION TECHNOLOGY - VOCABULARY - PART 16: INFORMATION THEORY
UNE 21144-1-1:2012 Electric cables - Calculation of the current rating - Part 1-1: Current rating equations (100 % load factor) and calculation of losses - General
I.S. EN 80000-13:2008 QUANTITIES AND UNITS - PART 13: INFORMATION SCIENCE AND TECHNOLOGY
I.S. EN 61800-2:2015 ADJUSTABLE SPEED ELECTRICAL POWER DRIVE SYSTEMS - PART 2: GENERAL REQUIREMENTS - RATING SPECIFICATIONS FOR LOW VOLTAGE ADJUSTABLE SPEED A.C. POWER DRIVE SYSTEMS
ISO 14617-5:2002 Graphical symbols for diagrams Part 5: Measurement and control devices
PD ISO/TR 18569:2004 Safety of machinery. Guidelines for the understanding and use of safety of machinery standards.
EN 62099:2001 Fibre optic wavelength switches - Generic specification
EN 80000-13:2008 Quantities and units - Part 13: Information science and technology
EN 62522:2014 Calibration of tuneable laser sources
EN 61310-2:2008 Safety of machinery - Indication, marking and actuation - Part 2: Requirements for marking

ISO/IEC 2382-1:1993 Information technology Vocabulary Part 1: Fundamental terms
ISO 31-11:1992 Quantities and units Part 11: Mathematical signs and symbols for use in the physical sciences and technology
ISO 31-0:1992 Quantities and units Part 0: General principles
ISO 31-2:1992 Quantities and units Part 2: Periodic and related phenomena
IEC 60027-2:2005 Letter symbols to be used in electrical technology - Part 2: Telecommunications and electronics

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