Hello. Sign In
Standards Store
BS 9153 82nd Edition, April 15, 1982
Complete Document
Superseded By: BS EN 116501
Rules for the preparation of detail specifications for all-or-nothing electromechanical relays of assessed quality primarily intended for telecommunication applications - Full and basic assessment levels
Includes all amendments and changes through Amendment 1, January 1983
Additional Comments: W/D S/S BY BS EN 116501
Page Count:22
Print  :
Lists ratings, characteristics, inspection requirements and supplementary information particularly for enclosed telecommunication relays which are to be included as minimum mandatory requirements in any detail specification for these relays