DIN EN 62053-21 VDE 0418-3-21:2017-09
Electricity metering equipment (a.c.) – Particular requirements
Part 21: Static meters for active energy (classes 1 and 2)
(IEC 62053-21:2003 + A1:2016); German version EN 62053-21:2003 + A1:2017
Class/Status:
Standard,
withdrawn
Released: 2017-09
VDE Art. No.: 0400237