Siemens, SENTRON, 3VA5 Molded Case Circuit Breaker 4-Pole 450 A, Breaking Capacity 100 kA, Fixed

View all MCCBs

Subtotal (1 unit)*

HK$36,609.20

Add to Basket
Select or type quantity
Temporarily out of stock
  • Shipping from 17 February 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +HK$36,609.20

*price indicative

RS Stock No.:
256-523
Mfr. Part No.:
3VA5445-7EF41-0AA0
Manufacturer:
Siemens
Find similar products by selecting one or more attributes.
Select all

Brand

Siemens

Range

SENTRON

Product Type

Molded Case Circuit Breaker

Series

3VA5

Number of Poles

4

Current Rating

450 A

Breaking Capacity

100kA

Mount Type

Fixed

Rated AC Voltage

690 V ac

Rated DC Voltage

600 V

Standards/Approvals

CCC, CE, IEC 60947, UL 489, UL file HLAS

Width

184 mm

Depth

110mm

Height

248mm

Tripping Characteristics

Overload Protection, Short Circuit Protection

Tripping Mechanism

ATAM, TM240

COO (Country of Origin):
CZ
The Siemens Molded Case Circuit Breaker combines advanced technology with reliable functionality ensuring peace of mind in various operational environments. Boasting a robust structure it caters to demanding applications while maintaining user friendly adjustments. The device supports a wide range of operating conditions and provides impressive breaking capacities making it ideal for critical infrastructures. Engineered with safety in mind this circuit breaker encompasses overload and short circuit protection ensuring efficient operation in industrial systems.

Designed to operate within a wide temperature range

Installs easily in both new and existing setups

Includes optional motor drive for additional operational efficiency

Incorporates a high IP rating for dust and moisture protection

Energy efficient reducing operational costs over time

Related links