Better World
Siemens 20 A SIRIUS 3RV Motor Protection Circuit Breaker, 20 → 690 V
- RS Stock No.:
- 159-529
- Mfr. Part No.:
- 3RV2321-4BC20
- Brand:
- Siemens
Subtotal (1 unit)*
£75.65
(exc. VAT)
£90.78
(inc. VAT)
FREE delivery for orders over £50.00
Temporarily out of stock
- Shipping from 10 November 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £75.65 |
*price indicative
Better World
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- RS Stock No.:
- 159-529
- Mfr. Part No.:
- 3RV2321-4BC20
- 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 | 20 A | |
| Range | SIRIUS 3RV | |
| Motor Protection Component | Circuit Breaker | |
| Supply Voltage | 20 → 690 V | |
| Motor Protection System | 3RV2 | |
| Series | 3RV2 | |
| Better World Claim | Extended product life, Low carbon manufacture | |
| Better World Product | Yes | |
Select all | ||
|---|---|---|
Brand Siemens | ||
Current Rating 20 A | ||
Range SIRIUS 3RV | ||
Motor Protection Component Circuit Breaker | ||
Supply Voltage 20 → 690 V | ||
Motor Protection System 3RV2 | ||
Series 3RV2 | ||
Better World Claim Extended product life, Low carbon manufacture | ||
Better World Product Yes | ||
- COO (Country of Origin):
- DE
The Siemens Circuit Breaker designed for reliable protection in starter combinations, specifically optimised for safe and efficient operation. Featuring a compact design, it facilitates easy installation and integration within various systems while meeting stringent safety standards. Its exceptional performance is underscored by a high breaking capacity, ensuring immediate response during overload or short circuit scenarios. With advanced features supporting both electrical endurance and mechanical service life, this product is an ideal solution for those seeking dependable performance in demanding conditions.
Compact size allows for versatile mounting options
Designed for robust protection against short circuits and overloads
High mechanical and electrical endurance ensures long lasting performance
Wide operational temperature range supports diverse applications
Achieves high breaking capacity for effective fault isolation
IP20 protection class ensures safety from touch hazards
Designed for robust protection against short circuits and overloads
High mechanical and electrical endurance ensures long lasting performance
Wide operational temperature range supports diverse applications
Achieves high breaking capacity for effective fault isolation
IP20 protection class ensures safety from touch hazards
