IEC 60027-3:1989 ED2

Letter symbols to be used in electrical technology - Part 3: Logarithmic quantities and units

Publication date: Dec 15, 1989

General information

Current stage: 99.60 Effective date: Jul 19, 2002

Originator: IEC

Owner: TC 25

Type: International Standard

ICS: 01.060

Languages: English French

Buying

Status: Revised

PDF - ALL 4,523

Paper - ALL 4,523

CD - ALL 4,523

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Scope

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.

Life cycle

PREVIOUSLY

Revises
IEC 60027-3:1974 ED1

NOW

IEC 60027-3:1989 ED2
99.60 Withdrawal effective
Jul 19, 2002

CORRIGENDA / AMENDMENTS

Amended by
IEC 60027-3:1989/AMD1:2000 ED2

REVISED BY

PUBLISHED
IEC 60027-3:2002 ED3

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