Thin-layered glassreinforced plastics electrical heating elements for the voltage of 220 and 27 V. Construction and sizes
STANDARD published on 1.7.1977
Designation standards: GOST 21789-76
Publication date standards: 1.7.1977
The number of pages: 11
Approximate weight : 33 g (0.07 lbs)
Country: Russian technical standard
Category: Technical standards GOST
Implemented changes and corrections:
Amd. 12.82