UNE 21819:1991

ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES. INCREASED SAFETY "E".

NORMA vydaná dňa 18.10.1991

The information about the standard:

Designation standards: UNE 21819:1991
Note: NEPLATNÁ
Publication date standards: 18.10.1991
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE