Siemens 3VS Motor Protection Circuit Breaker

The Siemens 3VS Motor Protection Circuit Breaker (MPCB) is a compact, thermal-magnetic protection and switching device designed to safeguard electric motors and other loads. It ensures reliable defense against overloads, short circuits, and single phasing, all while offering a modular, space-saving design.

Key Features at a Glance

• Compact & Modular Design – Saves installation space and ensures easy integration.

• Integrated Protection – Combines switching, overload (thermal), and short-circuit (magnetic) protection.

• Thermal-Magnetic Operation – Inverse-time delayed thermal relay for overloads and instantaneous magnetic trip for faults.

• Trip-Free Mechanism – Guarantees tripping even when the toggle is held, ensuring safety.

• Adjustable Overload Release – Fine-tuned protection for different motor ratings.

• Fuseless Starters – Can be paired with Siemens contactors for complete fuseless motor starters.

• Accessory Options – Compatible with add-on auxiliary contacts, undervoltage, and shunt releases.

Why Choose This Product

The Siemens 3VS MPCB offers reliable, all-in-one motor protection in a compact form. Its modular design reduces wiring complexity, and the adjustable settings allow flexibility for a wide range of motor applications. By combining safety, performance, and Siemens’ trusted engineering, this MPCB ensures dependable operation in demanding industrial environments.

Ideal For

• Machine Tools

• Textile Machinery

• Automobile Industries

• Food & Beverage Processing Units

• Process Industries requiring motor protection

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