Electric connection point has terminal block fixed to plate - and plate screws to wall and holds electric device which bolts onto plate

摘要

The connection point has a terminal block (D) which clamps and connects the wires from an electrical device (A) (e.g. a switch) to external wires. The block is fixed to an insulating plate (P) that is screwed onto a wall (through holes (4)). The plate has a central hook (3) that engages a similar hook (8) on the rear of the electrical device. The device is screwed (5, 9) to the plate.