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Specification for lever operated switches of assessed quality: generic data and methods of test; general rules for the preparation of detail specifications
BS 9561 – Specification for lever operated switches of assessed quality: generic data and methods of test; general rules for the preparation of detail specifications
General matters, terminology, test procedures (electrical, mechanical, environmental and endurance) and general rules for drafting detail specifications for switches for use primarily in telecommunication and electronic equipment employing similar techniques.
