Patent ID: 8742875

Claim:
A contactor comprising: a frame including a base unit and a casing for connection to the base unit, the casing including a first casing part and a second casing part; the first and second casing parts including guiding members, the guiding members being provided on the two sidewalls or on opposite walls, the guiding members being provided on the inner side of the first and second casing part and protruding inwardly; a coil provided on the base unit and including input terminals; a module comprising a circuit board for electrically controlling the coil, the circuit board including input terminals for power supply and output terminals for providing an electrical connection to the coil, the module including the second casing part, the second casing part being arranged partly surrounding the circuit board, and the first and second casing parts being arranged to be connected to each other upon connection of the module to the frame such that the casing encloses the circuit board together with the base unit; and a fastening device arranged for mechanically and electrically connecting one of output terminals to a corresponding input terminal of the coil, the fastening device connecting the output terminal of the circuit board to the input terminal of the coil simultaneously with the module being connected to the frame.