
Electrical apparatus for explosive gas atmospheres - Part 20: Data for flammable gases and vapours, relating to the use of electrical apparatus.
NORMA vydaná dňa 26.9.2003
Designation standards: UNE 202003-20:2003IN
Note: NEPLATNÁ
Publication date standards: 26.9.2003
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE