The TA42DU-42M thermal overload relay is an economic electromechanical protection device for the main circuit. It offers reliable and fast protection for motors in the event of overload or phase failure. The device has trip class 10A. Further features are the temperature compensation, trip contact (NC), signal contact (NO), automatic- or manual reset selectable, trip-free mechanism, STOP- and Test function and a trip indication. The overload relays are connected directly to the block contactors. Single mounting kits are available as accessory.

The Bulletin 100-C offers space-saving design in a standard contactor, and the Bulletin 100-D has flexibility with an integrated PLC interface. Bulletin 100-G contactor family provides an essential expansion to the Bulletin 100 contactor range through 1200 A (AC3) and 1350 A (AC1).