Siemens, SENTRON, 3VA5 Molded Case Circuit Breaker 3-Pole 450 A, Breaking Capacity 35 kA, Fixed
- RS Stock No.:
- 257-343
- Mfr. Part No.:
- 3VA5445-5EC31-0AA0
- Manufacturer:
- Siemens
Subtotal (1 unit)*
€1,863.98
(exc. VAT)
€2,292.70
(inc. VAT)
Temporarily out of stock
- Shipping from 23 February 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | €1,863.98 |
*price indicative
- RS Stock No.:
- 257-343
- Mfr. Part No.:
- 3VA5445-5EC31-0AA0
- Manufacturer:
- Siemens
Specifications
Technical data sheets
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Siemens | |
| Product Type | Molded Case Circuit Breaker | |
| Range | SENTRON | |
| Series | 3VA5 | |
| Number of Poles | 3 | |
| Current Rating | 450 A | |
| Breaking Capacity | 35kA | |
| Rated AC Voltage | 690 V ac | |
| Mount Type | Fixed | |
| Rated DC Voltage | 500 V | |
| Terminal Type | Without | |
| Height | 248mm | |
| Width | 138 mm | |
| Standards/Approvals | ABS, CCC, CE, EAC, RCM, UKCA, UL | |
| Depth | 110mm | |
| Tripping Characteristics | Type M | |
| Tripping Mechanism | Thermal Magnetic | |
| Select all | ||
|---|---|---|
Brand Siemens | ||
Product Type Molded Case Circuit Breaker | ||
Range SENTRON | ||
Series 3VA5 | ||
Number of Poles 3 | ||
Current Rating 450 A | ||
Breaking Capacity 35kA | ||
Rated AC Voltage 690 V ac | ||
Mount Type Fixed | ||
Rated DC Voltage 500 V | ||
Terminal Type Without | ||
Height 248mm | ||
Width 138 mm | ||
Standards/Approvals ABS, CCC, CE, EAC, RCM, UKCA, UL | ||
Depth 110mm | ||
Tripping Characteristics Type M | ||
Tripping Mechanism Thermal Magnetic | ||
- COO (Country of Origin):
- CZ
The Siemens Molded Case Circuit Breaker is designed to offer robust protection for electrical circuits in various applications. With a compact yet powerful design it provides reliable line protection with a high breaking capacity making it ideal for demanding industrial environments. The innovative design ensures efficient overload and short circuit protection while maintaining a long mechanical and electrical service life.
Operates effectively in a broad temperature range which ensuring performance reliability
Complies with stringent UL and IEC standards which ensuring regulatory compliance and safety
Equipped with adjustable response settings for tailored protection based on operational needs
Provides clear visibility into operational status through intuitive design elements
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