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HD 60027-1:2004

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

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withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Letter symbols to be used in electrical technology - Part 1: General

Withdrawn date

01-12-2006

Published date

05-02-2004

FOREWORD
SECTION 0: GENERAL
Scope
SECTION 1: RECOMMENDATIONS FOR PRINTING SYMBOLS AND
           NUMBERS
1.1 Symbols for quantities
1.2 Names and symbols for units
1.3 Numbers
1.4 Mathematical signs and symbols
1.5 Expressions for quantities
1.6 Complex representation of quantities
SECTION 2: GENERAL RECOMMENDATIONS FOR TIME-DEPENDENT
           QUANTITIES
2.1 Quantities that vary with time periodically
2.2 Quantities that vary with non-periodically
SECTION 3: SYMBOLS FOR QUANTITIES AND THEIR UNITS,
           SELECTED CONSTANTS AND SIGNS
3.1 Introduction to tables for quantities and their units
3.2 Introduction to tables for subscripts
3.3 Introduction to the table for mathematical signs and
    symbols
3.4 Introduction to the tables for time-dependent
    quantities
Annexes
A Greek alphabet
B Glossary of terms concerning letter symbols
  B.1 Terms concerning the structure of letter symbols
  B.2 Styles of letters
      B.2.1 Names of various marks added to a kernel (X)
      B.2.2 Illustrative examples
C Examples of time-dependent quantities
  C.1 Examples of periodic quantities
  C.2 Examples of transient quantities
  C.3 Example of random quantity
D Examples of use of source voltage and source current in
  equivalent circuits
E Special note concerning the rules for the names of
  quantities and units
F Systems of units and quantities
G Bibliography

Gives letter symbols for quantities and units used in electrical technology, and rules for their use and combination. Also specifies alphabets, subscripts, singularity functions, distributions and letter styles.

Committee
CLC/SR 25
DevelopmentNote
Supersedes HD 245.1 (02/2004)
DocumentType
Standard
PublisherName
European Committee for Standards - Electrical
Status
Withdrawn
SupersededBy
Supersedes

Standards Relationship
PN HD 60027-1 : 2006 Identical
I.S. HD 60027-1:2004 Identical
NEN HD 60027-1 : 2004 Identical
IEC 60027-1:1992 Identical
CEI 25-7 : 1ED 2005 Identical
BS EN 60027-1:2006+A2:2007 Identical
UNE-HD 60027-1:2004 Identical

EN 62319-1:2005 Polymeric thermistors - Directly heated positive step function temperature coefficient - Part 1: Generic specification
I.S. EN 62319-1:2005 POLYMERIC THERMISTORS - DIRECTLY HEATED POSITIVE STEP FUNCTION TEMPERATURE COEFFICIENT - PART 1: GENERIC SPECIFICATION
BS EN 62319-1:2005 Polymeric thermistors. Directly heated positive step function temperature coefficient Generic specification
CEI EN 62319-1 : 2005 POLYMERIC THERMISTORS - DIRECTLY HEATED POSITIVE STEP FUNCTION TEMPERATURE COEFFICIENT - PART 1: GENERIC SPECIFICATION

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
IEC 60375:2003 Conventions concerning electric and magnetic circuits
ISO 31-2:1992 Quantities and units Part 2: Periodic and related phenomena

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