
ABB MS116 Motor Protection Circuit Breaker
- Comprehensive motor protection with adjustable overload settings
- High breaking capacity up to 100 kA for enhanced safety
- Integrated short-circuit protection for reliable operation
- Compact design for easy installation in control panels
- Conforms to international standards IEC/EN 60947-4-1

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ABB MS116 Motor Protection Circuit Breaker
The ABB MS116 Motor Protection Circuit Breaker is a high-performance, manual motor starter designed to provide reliable protection for motors and circuits against overloads, short circuits, and phase failures. This device combines motor control and protection in a compact, space-saving design, making it ideal for use in industrial and commercial applications.
Purpose
The MS116 is engineered to safeguard motors and circuits by offering manual ON/OFF switching and fuseless protection, ensuring operational safety and minimizing downtime in electrical systems.
Key Features
- Available in current ratings from 0.1A to 32A, suitable for various motor sizes.
- Thermal and electromagnetic trip units for comprehensive motor protection.
- Compact 45mm width design, saving valuable panel space.
- High breaking capacity of up to 100kA at 400V, ensuring safe operation in demanding conditions.
- Integrated phase failure protection and adjustable overload settings for precise motor control.
- IP20-rated terminals for finger-safe installation.
Applications
- Industrial motor control centers
- Pumps, fans, and compressors
- Machinery and automation systems
- HVAC systems and building automation
Why Choose ABB?
ABB is a global leader in electrification and automation technologies, known for its commitment to innovation, quality, and safety. The MS116 series exemplifies ABB’s dedication to providing robust, reliable solutions for motor protection, ensuring optimal performance and compliance with international safety standards.
Product features
Nominal voltage | 690 V AC |
Standards | IEC/EN 60947 |
Mounting | DIN 35 mm |
Number of poles | 3 P |
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