Siemens, SENTRON, 3VA5 Molded Case Circuit Breaker 3-Pole 450 A, Breaking Capacity 35 kA, Fixed

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Subtotal (1 unit)*

R 35 059,03

(exc. VAT)

R 40 317,88

(inc. VAT)

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  • Shipping from 18 February 2026
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Units
Per unit
1 +R 35,059.03

*price indicative

RS stock no.:
257-343
Mfr. Part No.:
3VA5445-5EC31-0AA0
Manufacturer:
Siemens
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Brand

Siemens

Range

SENTRON

Product Type

Molded Case Circuit Breaker

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

Standards/Approvals

ABS, CCC, CE, EAC, RCM, UKCA, UL

Width

138 mm

Height

248mm

Depth

110mm

Tripping Mechanism

Thermal Magnetic

Tripping Characteristics

Type M

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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