
PROTECTION SYSTEM OF ELECTRIC MATERIAL USED IN AN ATMOSPHERE CONTAINING GASES OR VAPORS. DEFINITIONS.
STANDARD published on 15.12.1969
Designation standards: UNE 20318:1969
Note: WITHDRAWN
Publication date standards: 15.12.1969
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Spanish technical standard
Category: Technical standards UNE