Electricity metering equipment (a.c). Particular requirements. Part 21. Static meters for active energy (classes 1 and 2)
STANDARD published on 1.1.2014
Designation standards: GOST 31819.21-2012
Publication date standards: 1.1.2014
The number of pages: 26
Approximate weight : 78 g (0.17 lbs)
Country: Russian technical standard
Category: Technical standards GOST
Implemented changes and corrections:
Amd. 1.21