Tech PDF

BS

BS 142-1-1.2:1982

Electrical protection relays. Information and requirements for all protection relays-Specification for contact performance
standard by BSI Group, 11/30/1982

BS

BS 1449-1-1.10:1991

Steel plate, sheet and strip. Carbon and carbon-manganese plate, sheet and strip-Specification for hot rolled narrow strip based on specified minimum strength
standard by BSI Group, 10/31/1991