Siemens, SENTRON, 3VA5 Molded Case Circuit Breaker 3-Pole 450 A, Breaking Capacity 65 kA, Fixed

View all MCCBs

Subtotal (1 unit)*

$6,243.07

(exc. GST)

$6,867.38

(inc. GST)

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 +$6,243.07

*price indicative

RS Stock No.:
256-518
Mfr. Part No.:
3VA5445-6EF31-0AA0
Brand:
Siemens
Find similar products by selecting one or more attributes.
Select all

Brand

Siemens

Product Type

Molded Case Circuit Breaker

Range

SENTRON

Series

3VA5

Number of Poles

3

Current Rating

450 A

Breaking Capacity

65kA

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

Depth

110mm

Height

248mm

Width

138 mm

Tripping Characteristics

Type H

Tripping Mechanism

Thermal Magnetic

COO (Country of Origin):
CZ
The Siemens Molded Case Circuit Breaker is designed to offer robust protection in electrical systems ensuring safety and performance. With a breaking capacity class H rated at 65 kA at 480 V it efficiently manages line protection and overload scenarios. This model is engineered for the demanding needs of various applications showcasing its reliability and durability in operation. Capable of operating at up to 450 A it meets the highest standards outlined by UL. The innovative design features a TM240 overcurrent release function ensuring effective protection against overloads.

Compact design allowing for space efficient installation

Insulation voltage capability of up to 800 V for enhanced safety

Mechanical service life reaching 20000 cycles promotes long term reliability

Built with a high short circuit breaking capacity to handle unexpected power surges

User friendly with optional accessories like motor drives for extended functionality

IP40 protection class ensures dust resistance enhancing durability and performance

Related links