FIELD: electricity.
SUBSTANCE: circuit breaker includes a housing, the upper side of which is installed on a reverse side of a mounting plate; a fastening projection with fasteners and several elastic tongues, on each of which a locking projection is made. The fastening projection and elastic tongues are inserted into a mounting plate hole from behind to perform an installation process. Locking projections are fixed in their places and interact with front edge of the hole. The device includes a fastening element that can be installed on front side of the mounting plate and interacts with fasteners of the fastening projection. Elastic tongues project behind the upper side of the housing in vertical direction and are located at some distance from the fastening projection. The fastening element is formed with a sleeve that can be inserted into the mounting plate hole on its front side.
EFFECT: easier assembly and disassembly.
13 cl, 4 dwg
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