SIRIUS soft starter 100 A / 55 kW
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3RW3046-1AB14 – SIRIUS soft starter 100 A / 55 kW is a Siemens SIRIUS 3RW30 soft starter for controlled starting of three-phase motors. The 3RW3046 version is rated at 100 A and corresponds to motor ratings up to 55 kW at 400 V and 40 C.
Soft-starter sizing depends on motor current, starting duty, switching frequency and thermal conditions. Motor power alone is not sufficient, so verify the application data before replacement.
Manufacturer documentation and product information are available from Siemens Industry Mall. Related products in the POLRAD catalog: 3RW4036-1BB04, 3RW4046-1BB04.
For service replacement, compare the complete catalog number and device parameters with the machine documentation. If you are unsure, send us the marking from the installed module and we can help verify the correct variant.
