Description

The MS132-4.0 manual motor starter is a robust and efficient motor protection circuit breaker designed for safe motor control and protection. It allows manual ON/OFF switching and safeguards motors from short-circuits, overloads, and phase failures—eliminating the need for external fuses. With its trip-free mechanism, temperature-compensated trip function, and compact 45 mm design, it provides reliable performance in industrial environments. For seamless integration and panel optimization, pair this model with our industrial panel fabrication solutions.

Key Specifications – Motor Protection Circuit Breaker MS132-4.0

• Rated Operational Current (Ie): 4.0 A

• Short-Circuit Breaking Capacity (Ics): 100 kA at 400 VAC

• Trip Class: 10

• Width: 45 mm

• Operating Voltage: 400 VAC

• Protection: Overload, short-circuit, and phase failure

• Lockable Rotary Handle: Yes

• Application: Three-phase and single-phase motors

Highlights

• Combines switching and motor protection in a single compact device

• Removes the need for external fuses with built-in circuit protection

• Temperature-compensated and trip-free for reliable operation

• Rotary handle with clear ON/OFF and trip position indicators

• Accessory-ready design for signaling and undervoltage trip modules

Typical Uses

• Industrial and automation motor control systems

• Pumps, fans, and compressors

• HVAC and process equipment

• Conveyor systems and general machinery

Installation & Support

The MS132-4.0 is DIN-rail mountable for quick and easy installation.

• Supports ABB auxiliary contacts, bus bars, and shunt trips

• Includes full wiring and installation documentation

• Backed by local technical service and available spare parts