Soft Starters
Select the starter range, motor rating at 400 V and control supply. 3RW30 uses separate overload protection; 3RW40 includes motor overload protection.

Product specification
SIRIUS 3RW40 soft starter, 5.5 kW at 400 V, 12.5 A at 40°C, 110–230 V AC/DC control supply. Integrated motor overload protection.
Dimensions & specifications
kW values are a guide for 400 V motors at 40°C and normal starting (CLASS 10). Size against motor nameplate current and starting duty. 3RW30 requires separate overload protection.
Accessories & related parts
Search part numbers & specifications
Open to search 28 parts.
Browse part numbers (28)
- 3RW3013-1BB04SIRIUS 3RW30 soft starter, 1.5 kW at 400 V, 3.6 A at 40°C, 24 V AC/DC control supply. Separate motor overload protection required.
- 3RW3013-1BB14SIRIUS 3RW30 soft starter, 1.5 kW at 400 V, 3.6 A at 40°C, 110–230 V AC/DC control supply. Separate motor overload protection required.
- 3RW3014-1BB04SIRIUS 3RW30 soft starter, 3 kW at 400 V, 6.5 A at 40°C, 24 V AC/DC control supply. Separate motor overload protection required.
- 3RW3014-1BB14SIRIUS 3RW30 soft starter, 3 kW at 400 V, 6.5 A at 40°C, 110–230 V AC/DC control supply. Separate motor overload protection required.
- 3RW3016-1BB04SIRIUS 3RW30 soft starter, 4 kW at 400 V, 9 A at 40°C, 24 V AC/DC control supply. Separate motor overload protection required.
- 3RW3016-1BB14SIRIUS 3RW30 soft starter, 4 kW at 400 V, 9 A at 40°C, 110–230 V AC/DC control supply. Separate motor overload protection required.
- 3RW3017-1BB04SIRIUS 3RW30 soft starter, 5.5 kW at 400 V, 12.5 A at 40°C, 24 V AC/DC control supply. Separate motor overload protection required.
- 3RW3017-1BB14SIRIUS 3RW30 soft starter, 5.5 kW at 400 V, 12.5 A at 40°C, 110–230 V AC/DC control supply. Separate motor overload protection required.
- 3RW3018-1BB04SIRIUS 3RW30 soft starter, 7.5 kW at 400 V, 17.6 A at 40°C, 24 V AC/DC control supply. Separate motor overload protection required.
- 3RW3018-1BB14SIRIUS 3RW30 soft starter, 7.5 kW at 400 V, 17.6 A at 40°C, 110–230 V AC/DC control supply. Separate motor overload protection required.
- 3RW4024-1BB04SIRIUS 3RW40 soft starter, 5.5 kW at 400 V, 12.5 A at 40°C, 24 V AC/DC control supply. Integrated motor overload protection.
- 3RW4024-1BB14SIRIUS 3RW40 soft starter, 5.5 kW at 400 V, 12.5 A at 40°C, 110–230 V AC/DC control supply. Integrated motor overload protection.
- 3RW4026-1BB04SIRIUS 3RW40 soft starter, 11 kW at 400 V, 25 A at 40°C, 24 V AC/DC control supply. Integrated motor overload protection.
- 3RW4026-1BB14SIRIUS 3RW40 soft starter, 11 kW at 400 V, 25 A at 40°C, 110–230 V AC/DC control supply. Integrated motor overload protection.
- 3RW4027-1BB04SIRIUS 3RW40 soft starter, 15 kW at 400 V, 32 A at 40°C, 24 V AC/DC control supply. Integrated motor overload protection.
- 3RW4027-1BB14SIRIUS 3RW40 soft starter, 15 kW at 400 V, 32 A at 40°C, 110–230 V AC/DC control supply. Integrated motor overload protection.
- 3RW4028-1BB04SIRIUS 3RW40 soft starter, 18.5 kW at 400 V, 38 A at 40°C, 24 V AC/DC control supply. Integrated motor overload protection.
- 3RW4028-1BB14SIRIUS 3RW40 soft starter, 18.5 kW at 400 V, 38 A at 40°C, 110–230 V AC/DC control supply. Integrated motor overload protection.
- 3RW4036-1BB04SIRIUS 3RW40 soft starter, 22 kW at 400 V, 45 A at 40°C, 24 V AC/DC control supply. Integrated motor overload protection.
- 3RW4036-1BB14SIRIUS 3RW40 soft starter, 22 kW at 400 V, 45 A at 40°C, 110–230 V AC/DC control supply. Integrated motor overload protection.
- 3RW4037-1BB04SIRIUS 3RW40 soft starter, 30 kW at 400 V, 63 A at 40°C, 24 V AC/DC control supply. Integrated motor overload protection.
- 3RW4037-1BB14SIRIUS 3RW40 soft starter, 30 kW at 400 V, 63 A at 40°C, 110–230 V AC/DC control supply. Integrated motor overload protection.
- 3RW4038-1BB04SIRIUS 3RW40 soft starter, 37 kW at 400 V, 72 A at 40°C, 24 V AC/DC control supply. Integrated motor overload protection.
- 3RW4038-1BB14SIRIUS 3RW40 soft starter, 37 kW at 400 V, 72 A at 40°C, 110–230 V AC/DC control supply. Integrated motor overload protection.
- 3RW4046-1BB04SIRIUS 3RW40 soft starter, 45 kW at 400 V, 80 A at 40°C, 24 V AC/DC control supply. Integrated motor overload protection.
- 3RW4046-1BB14SIRIUS 3RW40 soft starter, 45 kW at 400 V, 80 A at 40°C, 110–230 V AC/DC control supply. Integrated motor overload protection.
- 3RW4047-1BB04SIRIUS 3RW40 soft starter, 55 kW at 400 V, 106 A at 40°C, 24 V AC/DC control supply. Integrated motor overload protection.
- 3RW4047-1BB14SIRIUS 3RW40 soft starter, 55 kW at 400 V, 106 A at 40°C, 110–230 V AC/DC control supply. Integrated motor overload protection.
Soft starter selection
Select the motor rating at the stated voltage and the required control supply. Check the starter duty and starting conditions against the product documentation.
The listed 3RW30 range requires separate overload protection; 3RW40 includes motor overload protection. Review the chosen starter and matched protection together.
