Revised
Applies only to newly manufactured static watt-hour meters of
accuracy classes 1 and 2, for the measurement of alternating current electrical active energy in 50 Hz or 60 Hz networks and it applies to their type tests only.
It applies only to static watt-hour meters for indoor and outdoor application consisting of a measuring element and register(s) enclosed together in a meter case.
This publication is of high relevance for Smart Grid.
WITHDRAWN
IEC 62053-21:2003 ED1
99.60
Withdrawal effective
17 qer 2020
WITHDRAWN
IEC 62053-21:2003/AMD1:2016 ED1
PUBLISHED
IEC 62053-21:2020 ED2