Better World
Siemens 40 A SIRIUS Motor Protection Circuit Breaker, 20 → 690 V
- RS Stock No.:
- 159-996
- Mfr. Part No.:
- 3RV2042-4FA10
- Brand:
- Siemens
Subtotal (1 unit)*
£357.48
(exc. VAT)
£428.98
(inc. VAT)
FREE delivery for orders over £50.00
Temporarily out of stock
- Shipping from 18 November 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £357.48 |
*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.:
- 159-996
- Mfr. Part No.:
- 3RV2042-4FA10
- 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 | |
| Current Rating | 40 A | |
| Range | SIRIUS | |
| Motor Protection Component | Circuit Breaker | |
| Supply Voltage | 20 → 690 V | |
| Motor Protection System | 3RV2 | |
| Better World Product | Yes | |
| Better World Claim | Extended product life, Low carbon manufacture | |
Select all | ||
|---|---|---|
Brand Siemens | ||
Current Rating 40 A | ||
Range SIRIUS | ||
Motor Protection Component Circuit Breaker | ||
Supply Voltage 20 → 690 V | ||
Motor Protection System 3RV2 | ||
Better World Product Yes | ||
Better World Claim Extended product life, Low carbon manufacture | ||
- COO (Country of Origin):
- DE
The Siemens circuit breaker offers exceptional performance in motor protection, designed to safeguard your equipment against overloads and short circuits. With its robust construction and advanced features, it ensures speedy disconnections in fault conditions while maintaining reliability even in demanding environments. The device is rated for an impressive breaking capacity and supports a wide range of operational currents, making it versatile for various industrial applications. Its compact design allows for flexible installation options, and the user-friendly interface provides ease of operation and monitoring. The circuit breaker is engineered with safety and efficiency in mind, ensuring longevity and minimal downtime for your operations.
Increased switching capacity
Screw and snap-on mounting
Broad temperature range operation
Safety standards compliance
Thermal overload release precision
Screw and snap-on mounting
Broad temperature range operation
Safety standards compliance
Thermal overload release precision
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