| 摘要 |
Leaktight plug for electrical connection to a bus duct (17) in which an insulating body (1) houses in a plurality of slots (2, 3, 4, 5) which are hermetically sealed over their entire length by an insulating sheet (10) a corresponding plurality of conducting bars (6, 7, 8, 9), comprising a supporting member (18) and a plug body (19) hinged to the supporting member to adopt a disconnected operating position and an electrically connected operating position, the supporting member (18) being provided with attachment means (39) which can be operated manually for attachment and detachment to/from the bus duct only if the plug body is in the disconnected operating position, the plug body being provided with contact clamps (25) which in the connected operating position enter into contact with the conducting bars (6, 7, 8, 9) after having perforated the insulating sheet (10), the contact clamps (25) being surrounded by a seal (26) which in the electrically connected operating position ensures a leaktight connection between the plug body and the bus duct.
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