Electric engineering regulations. Electrical apparatus in atmospheres with risk of fire or explosion of explosives
STANDARD published on 1.7.1979
Designation standards: STN 332340
Classification mark: 332340
Catalog number: 57722
Publication date standards: 1.7.1979
The number of pages: 26
Approximate weight : 78 g (0.17 lbs)
Country: Slovak technical standard
Category: Technical standards STN