
Specification for mining type flameproof gate-end boxes. Gate-end boxes for drilling machines (for use on 3-phase a.c. circuits up to 650 V).
NORM herausgegeben am 25.1.1972
Designation standards: BS 787-4:1972
Note: UNGÜLTIG
Publication date standards: 25.1.1972
The number of pages: 18
Approximate weight : 54 g (0.12 lbs)
Country: British technical standard
Kategorie: Technische Normen BS