Siemens, SENTRON MCCB Molded Case Circuit Breaker 3P 500A, Breaking Capacity 10 kA, Fixed Mount

View all MCCBs

Subtotal (1 unit)*

£1,816.78

(exc. VAT)

£2,180.14

(inc. VAT)

Add to Basket
Select or type quantity
Temporarily out of stock
  • Shipping from 17 November 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£1,816.78

*price indicative

RS Stock No.:
257-577
Mfr. Part No.:
3VA5450-0MH31-0AA0
Brand:
Siemens
Find similar products by selecting one or more attributes.
Select all

Brand

Siemens

Range

SENTRON

Series

3VA5

Number of Poles

3

Current Rating

500A

Breaking Capacity at Maximum Voltage Rating

10 kA

Mounting Style

Fixed

COO (Country of Origin):
CZ
The Siemens Molded Case Circuit Breaker offers exceptional motor starter protection tailored for demanding applications, ensuring reliable performance and safety in industrial environments. Equipped with advanced protection features, this device is designed to handle operational currents of up to 500 A, while providing robust short-circuit protection without overload safeguards. Its strong insulation and electrical endurance stand up to rigorous use, guaranteeing longevity. With a compact design and versatile installation options, this circuit breaker easily integrates into existing systems, enhancing overall functionality and ensuring compliance with industry standards.

Offers high insulation voltage up to 800 V for enhanced safety
Designed for mechanical service life of approximately 20,000 operational cycles
Exhibits impressive electrical endurance performance across various voltage levels
Features a compact form factor that facilitates easy installation in confined spaces
Complies with international protection standards, including IP40 rating
Supports modular accessories like motor drives to extend functionalities

Related links