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Siemens, SENTRON, 3VA6 Molded Case Circuit Breaker 3-Pole 400 A, Breaking Capacity 100 kA, Fixed

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Subtotal (1 unit)*

£3,500.65

(exc. VAT)

£4,200.78

(inc. VAT)

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  • Shipping from 16 February 2026
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RS Stock No.:
249-358
Mfr. Part No.:
3VA6440-7KT31-2AA0
Brand:
Siemens
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Brand

Siemens

Range

SENTRON

Product Type

Molded Case Circuit Breaker

Series

3VA6

Number of Poles

3

Current Rating

400 A

Breaking Capacity

100kA

Mount Type

Fixed

Rated AC Voltage

480 V ac

Terminal Type

Without

Height

248mm

Depth

110mm

Width

138 mm

Standards/Approvals

IEC 81346-2, IEC 60947, RoHS, UL 489

Better World Claim

Concentrated or Compact Solution, Extended Product Life

Better World Product

Yes

Tripping Characteristics

Type I, Type L, Type S

COO (Country of Origin):
CZ
The Siemens Molded Case Circuit Breaker delivers robust performance designed for critical protection in power distribution systems. Engineered with advanced features it ensures high reliability and efficiency in electrical applications. With its UL certified design this circuit breaker is crafted to handle substantial operational currents while offering a maximum breaking capacity of 150 kA at 240 V safeguarding against short circuits and overloads. Its modular design allows for upgrades and retrofitting making it ideal for a variety of industrial environments.

Utilizes advanced ground fault monitoring technology for enhanced safety

Retrofittable features for neutral conductors adding installation flexibility

Equipped with adjustable response settings for tailored protection

Compact dimensions facilitate easy installation in confined spaces

IP40 protection class ensures reliable operation against dust ingress

Supports a variety of connection types to accommodate different configurations

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