Respiratory protective devices for self-rescue. Self-contained closed-circuit breathing apparatus. Compressed oxygen escape apparatus. Requirements, testing, marking.
NORMA vydána dne 15.5.1993
Designation standards: BS EN 400:1993
Note: NEPLATNÁ
Publication date standards: 15.5.1993
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: British technical standard
Kategorie: Technické normy BS