BS : 3871 : Pt.1 : 1965 : Specification for miniature and moulded case circuit-breakers - Pt. 1. Miniature air-break circuit-breakers for a.c. circuits
- London British Standards Institution 1965
- 49p.
STD1492
BS 3871: Part 1: 1965
STD1492
BS 3871: Part 1: 1965