Siemens Soft Starter, Soft Start, 75 kW, 400 V ac, 3 Phase, IP00
- RS Stock No.:
- 746-4965
- Mfr. Part No.:
- 3RW4055-6BB44
- Brand:
- Siemens
Currently unavailable
We don’t know if this item will be back in stock, it is being discontinued by the manufacturer.
Alternative
This product is not currently available. Here is our alternative recommendation.
Each
£1,067.56
(exc. VAT)
£1,281.07
(inc. VAT)
- RS Stock No.:
- 746-4965
- Mfr. Part No.:
- 3RW4055-6BB44
- Brand:
- Siemens
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Siemens | |
| Power Rating | 75 kW | |
| Motor Starter Type | Soft Start | |
| Voltage Rating | 400 V ac | |
| Phase | 3 | |
| Current Rating | 134 A | |
| IP Rating | IP00 | |
| Number of Poles | 3 | |
| Overall Length | 250mm | |
| Overall Width | 120mm | |
| Overall Depth | 198mm | |
| Series | 3RW40 | |
| Standards Met | CCC, CE, CSA, EAC, UL | |
Select all | ||
|---|---|---|
Brand Siemens | ||
Power Rating 75 kW | ||
Motor Starter Type Soft Start | ||
Voltage Rating 400 V ac | ||
Phase 3 | ||
Current Rating 134 A | ||
IP Rating IP00 | ||
Number of Poles 3 | ||
Overall Length 250mm | ||
Overall Width 120mm | ||
Overall Depth 198mm | ||
Series 3RW40 | ||
Standards Met CCC, CE, CSA, EAC, UL | ||
- COO (Country of Origin):
- DE
Siemens Soft Starter, 134A Current Rating, 37 to 75kW Power Output - SIRIUS Series - 3RW4055-6BB44
Stop high start-up currents from disrupting your electric motors with this soft starter from Siemens. As it supplies power up to 75kW, it's a versatile motor starter that drives heavy hardware. The unit provides a 230V AC voltage to ensure a stable start-up for your appliances, eliminating disruption from electrical overload and delivering efficient activation. Automatic, manual and remote reset options mean it's easy to restart after an electrical fault, minimising downtime. With compact body measurements of 120 (W) x 198 (H) x 250mm (D), this soft starter fits easily into busy systems. You can use it to safely activate motorised machines like conveyor belts and ventilation systems.
Supports three-phase input voltages from 230 to 400V for wide compatibility with industrial power sources
Adjustable current limit to protect system against motor overload
Front-facing LED indicators for easy diagnostics
Works between operating temperatures of -25°C and +60°C to suit demanding environments
Adjustable current limit to protect system against motor overload
Front-facing LED indicators for easy diagnostics
Works between operating temperatures of -25°C and +60°C to suit demanding environments
What length cables can I use this soft starter with?
This soft starter supports cables up to 300m long, giving you flexibility in your system's layout.


