Better World

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

View all MCCBs

Subtotal (1 unit)*

£3,030.86

(exc. VAT)

£3,637.03

(inc. VAT)

Add to Basket
Select or type quantity
Temporarily out of stock
  • Shipping from 16 February 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£3,030.86

*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.:
249-248
Mfr. Part No.:
3VA6440-7KT31-0AA0
Brand:
Siemens
Find similar products by selecting one or more attributes.
Select all

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

690 V ac

Height

248mm

Depth

110mm

Width

184 mm

Standards/Approvals

CE, UL

Better World Claim

Concentrated or Compact Solution, Extended Product Life

Better World Product

Yes

Tripping Mechanism

LSI

COO (Country of Origin):
CZ
The Siemens Molded Case Circuit Breaker is engineered to provide unparalleled protection for your electrical installations. This robust device blends advanced technology with reliability, accommodating electrical demands securely within a compact frame. Featuring a breaking capacity of class C and various adjustable parameters, it ensures optimal performance tailored to specific operational requirements. Built for durability, the circuit breaker boasts a minimum mechanical service life of 20,000 operating cycles, signifying its long lasting presence in your setup.

Equipped with a comprehensive ground fault monitoring version to prevent potential faults

Allows for an extensive range of short circuit current breaking capabilities across various voltages

Advanced communication function supports integration into modern electrical monitoring systems

Includes an optional motor drive for improved functionality and accessibility

User friendly design that simplifies installation and maintenance processes

Constructed to achieve high performance even in harsh environmental conditions

Related links