Electrical motor control/protection unit having switch module with control unit electromagnetic switching unit connected and second control unit power electromagnet connected and micro controller controlled.

摘要

The switching circuit has switching contacts (19) controlled by bistable electromagnetic switching (15) and having a switch unit (20), controlling electrical motors (M). The switch module (10) has an electronic circuit (11) with a first control unit (12) connected to the electromagnetic switching unit and a second control unit (14) connected to a power electromagnet (25) and micro controller (30) driving the first control unit and the second control unit.