Why Choose the ABB MS165-80 Manual Motor Starter?
The ABB 1SAM451000R1019 MS165-80 is a compact and powerful manual motor starter (motor protection circuit breaker) designed for reliable switching, isolation and protection of industrial motors against overload, short circuit and phase failure conditions. As part of the advanced ABB MS165 motor protection starter series, it provides dependable motor protection for demanding automation, machinery and industrial control applications.
This manual motor starter combines motor switching and protection functions in one compact device, helping simplify electrical panel design while improving system reliability. The MS165 series features a built-in disconnect function, temperature compensation, trip-free mechanism, clear fault indication and a lockable rotary handle for safe operation.
With an adjustable current setting range of 70–80 A and a rated operational current of 80 A, the ABB MS165-80 is suitable for protecting motors up to 45 kW at 400 V AC. Its compact 55 mm housing enables efficient DIN rail installation in industrial control cabinets.
Key Advantages
- Compact manual motor starter for high-performance industrial motor protection.
- 70–80 A adjustable current range for flexible motor protection.
- 45 kW motor power capability at 400 V AC for demanding applications.
- Protects motors against overload, short circuit and phase failure.
- Integrated disconnect function reduces additional switching components.
- Lockable rotary handle with clear ON/OFF/TRIP position indication.
Key Features
- ABB MS165 motor protection starter series.
- MS165-80 model.
- 70–80 A adjustable overload setting range.
- 80 A rated operational current.
- 3-pole motor protection design.
- Trip class 10 overload protection.
- Integrated short-circuit protection with fault indication window.
- Temperature compensated operation.
- Built-in isolation function.
- DIN rail mounting with screw terminal connections.
Reliable Motor Protection for Industrial Systems
Manual motor starters such as the ABB MS165-80 provide combined switching and protection by monitoring motor current and disconnecting equipment during overload, short circuit or phase failure conditions. This helps prevent motor damage and improves operational reliability in industrial machinery.
The ABB MS165 series is designed for machine builders, OEM manufacturers and automation engineers requiring robust motor protection in compact control panels. Its accessory range allows additional auxiliary contacts, signalling contacts, undervoltage releases and shunt trips to be integrated into motor starter assemblies.
Typical Applications
- Industrial machinery and production equipment.
- Large conveyors and material handling systems.
- Pumps, fans and process equipment.
- Manufacturing and automation systems.
- OEM motor starter panels.
- Industrial electrical control systems.
