Lock for door of meter cupboard - has bolts with inner and outer arms which grip respective surfaces of door frame and secured by nut which can only be removed by using special tool
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Single pole adaptor for flush-fitting electrical device - has clamp which slides on rail, making contact with one of three=phase bus=bars
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adapter
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Meter connecting plug clamp for electrically meter with fixed contact pins - has retaining mechanism in form of slot in connection pin engaged by latch
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Attachment of junction box housing to foundation - using shear pins in slotted cheese-headed pegs and necked shear pin held by screws
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Switching mechanism for circuit breaker - has one-piece trip lever actuated by magnetic or thermal triggers such that it slides sideways to open contacts
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Closing device for electrical distributor cabinets
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Electrical distribution cabinet, especially a cable distribution cabinet
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Screw terminal
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Device for fastening an electrical switching apparatus
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Supporting device for mounting electrical apparatuses which are installed in a row
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Device for fastening an electrical switching apparatus
DE3717733C1
Mechanism for automatic circuit breakers
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Switching mechanism for electrical switches
DE3709280C1
Domestic connecting box having an internal electric-shock protection cover