FIELD: machine building.
SUBSTANCE: invention relates to rotary switch (1), comprising signaling means for visual indication of operating condition of drive device, comprising housing (2) of switch made of metal or having outer coating of metal, and cover (4). Cover (4) is attached to switch housing (2) by means of several connecting screws (5) made of metal or with external metal coating, inserted into seats (45, 25) in cover (4) and housing (2) of switch. Inside housing (25) of switch housing (2) there is insert (6) made of material, which prevents occurrence of galvanic currents between socket (25) of switch body (2) and connecting screw (5).
EFFECT: technical result is providing resistance to corrosion.
10 cl, 5 dwg
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