Better World
Siemens SIRIUS Soft Starter, , 55 kW, 400 → 600 V ac, 3 Phase, IP20
- RS Stock No.:
- 275-828
- Mfr. Part No.:
- 3RW4046-2BB05
- Brand:
- Siemens
Subtotal (1 unit)*
£1,069.94
(exc. VAT)
£1,283.93
(inc. VAT)
FREE delivery for orders over £50.00
Temporarily out of stock
- Shipping from 19 November 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £1,069.94 |
*price indicative
Better World
Our Better World range features products that make it easy for you to make a greener product choice you can trust. Click here to find out more.
- RS Stock No.:
- 275-828
- Mfr. Part No.:
- 3RW4046-2BB05
- 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 | 55 kW | |
| Range | SIRIUS | |
| Motor Starter Type | Soft Start | |
| Voltage Rating | 400 → 600 V ac | |
| Phase | 3 | |
| Current Rating | 80 A | |
| IP Rating | IP20 | |
| Better World Claim | Concentrated or compact solution, Saves energy | |
| Better World Product | Yes | |
Select all | ||
|---|---|---|
Brand Siemens | ||
Power Rating 55 kW | ||
Range SIRIUS | ||
Motor Starter Type Soft Start | ||
Voltage Rating 400 → 600 V ac | ||
Phase 3 | ||
Current Rating 80 A | ||
IP Rating IP20 | ||
Better World Claim Concentrated or compact solution, Saves energy | ||
Better World Product Yes | ||
- COO (Country of Origin):
- CZ
The Siemens Soft Starter from siemens is engineered for efficiency with an integrated bypass contact system that reduces energy consumption during operation. Designed to handle up to 80 A, it provides robust motor protection and features adjustable current limitation to enhance safety. With a wide operating voltage range of 400 to 600 V, it is suitable for various industrial applications.
Robust motor overload protection
Adjustable current limitation
Wide operating voltage range
Easy installation with versatile mounting
Comprehensive connectivity options
Optimised for 3 phase motors
Durable for challenging conditions
Adjustable current limitation
Wide operating voltage range
Easy installation with versatile mounting
Comprehensive connectivity options
Optimised for 3 phase motors
Durable for challenging conditions
Related links
- Siemens SIRIUS Soft Starter 55 kW 3 Phase, IP20
- Siemens SIRIUS Soft Starter 18.5 kW 3 Phase, IP20
- Siemens SIRIUS Soft Starter 7.5 kW 3 Phase, IP20
- Siemens SIRIUS Soft Starter 75 kW 3 Phase, IP20
- Siemens SIRIUS Soft Starter 45 kW 3 Phase, IP20
- Siemens SIRIUS Soft Starter 15 kW 3 Phase, IP20
- Siemens SIRIUS Soft Starter 37 kW 3 Phase, IP20
- Siemens SIRIUS Soft Starter 30 kW 3 Phase, IP20

