Ordinary duty 250-volt cartridge fuses (rated up to 5 amperes) for a.c. and d.c. service.
STANDARD published on 1.12.1937
Designation standards: BS 646:1935
Note: WITHDRAWN
Publication date standards: 1.12.1937
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Category: Technical standards BS