Siemens 3RW4038-2BB04

Soft starter SIRIUS 3RW40

The Sirius 3RW40 soft starter is designed for high power induction motors (250 kW). The soft starter provides easy start, allows you to protect the motor from overloads, lower the current consumption, inexpensive than utilize of the facilities. The data devices apply features unusual to this capacity diapason: solid-state motor overload protection and inbuilt protection devices, adjustable current limitative and control the 2-phase technique. The Soft starters 3RW40 are sections of the SIRIUS modular system. As a result, they have pinpoint dimensions and connection diagrams. Due to their especially compact dimensions, SIRIUS 3RW40 soft starters are half the size of star-delta starters, thus they take up minimal space in the monitoring cabinet. Together with the contactor, they are applied as protective infinite conjunction for electric engines.