IEC 60521:1976 ED1

Class 0.5, 1 and 2 alternating-current watt-hour meters

Publication date:   Jan 1, 1976

General information

99.60 Withdrawal effective   Nov 19, 2016

IEC

TC 13

International Standard

91.140.50   Electricity supply systems

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Scope

Applies only to newly manufactured induction type watt-hour meters of accuracy classes 0.5, 1 and 2, for the measurement of alternating current electrical active energy of a frequency in the range 45 Hz to 65 Hz and to their type tests only.
This publication supersedes IEC 43 (1960), 170 (1964) and 280 (1968).

Life cycle

PREVIOUSLY

WITHDRAWN
IEC 60280:1968 ED1

NOW

WITHDRAWN
IEC 60521:1976 ED1
99.60 Withdrawal effective
Nov 19, 2016

CORRIGENDA / AMENDMENTS

WITHDRAWN
IEC 60521:1976/AMD1:1980 ED1

REVISED BY

WITHDRAWN
IEC 60521:1988 ED2