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Specification. Automatic change-over switches and contactors for emergency lighting systems.
STANDARD published on 13.12.1937
Designation standards: BS 764:1937
Note: WITHDRAWN
Publication date standards: 13.12.1937
SKU: NS-77221
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Category: Technical standards BS
Latest update: 2024-09-13 (Number of items: 2 429 660)
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