Group I, equipment protection level Ma intended to remain functional in atmosphere endangered by firedamp and/or coal dust
STANDARD published on 1.1.2011
Designation standards: GOST R EN 50303-2009
Note: WITHDRAWN
Publication date standards: 1.1.2011
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: Russian technical standard
Category: Technical standards GOST