Siemens Power contactor, 3-pole, 24VDC, size S00, 7.5kWThe compact Siemens power contactor is typically used to control motors, plants and to turn on electrical heating systems. The 3RT2018 1BB41 is ideal for the performance range up to 7. 5 kW at AC 3 400 V. The SIRIUS power contactor uses a control supply voltage of 240 V AC and features an NO contact as auxiliary contact as well as a useful screw type connection. In size S00, the power contactor is a great solution for all load feeders with the circuit