Siemens 3RW4026-1BB15

Soft starter SIRIUS 3RW40

Siemens Sirius 3RW40 is designed for high power induction engines (250 kW). Siemens Soft starter give light start-up, allows you to protect the motor from overloads, lower power rate, which do the use of apparatus cheaper. These models are equipped with features unique to this capacity range: solid-state engine overload defense and inbuilt arrangement protection, controllable current limitative and control the 2-phase method (polarity balance). The Sirius 3RW40 are sections of the SIRIUS modular system. Consequently, they have identical sizes and connection diagrams. Thanks to its particularly compact size, Siemens soft starters are half as much the size of star-delta starters, thereby they take at minimal place in the switch cabinet. At the contactor, they are utilized as protective infinite union for electric motors.