MS116-2.5 Manual Motor Starter 1.6 ... 2.5 A

Why Choose the ABB 1SAM250000R1007 MS116-2.5 Manual Motor Starter?

The ABB 1SAM250000R1007, also known as the MS116-2.5, is a compact and reliable manual motor starter designed for switching and protecting three-phase motors in industrial control panels, machinery and automation systems. Part of the ABB MS116 motor protection range, it combines manual switching, overload protection, short-circuit protection and phase failure sensitivity in one compact device.

This ABB manual motor starter features an adjustable thermal overload setting range of 1.6-2.5 A and a rated operational current of 2.5 A. Its thermomagnetic protection system helps protect motors against overloads and short-circuits without the need for separate fuses in many applications.

With a compact 45 mm width, DIN rail mounting format and clear rotary handle operation, the MS116-2.5 is ideal for motor starter assemblies and control cabinet installations. It offers a rated service short-circuit breaking capacity of 50 kA at 400 V AC and trip class 10A, making it suitable for dependable low-voltage motor protection.

Key Advantages

• Compact ABB MS116 manual motor starter for motor switching and protection.
• 1.6-2.5 A adjustable overload setting range for motor protection applications.
• 2.5 A rated operational current for small three-phase motors.
• Provides overload, short-circuit and phase failure protection.
• 50 kA rated service short-circuit breaking capacity at 400 V AC.
• Compact 45 mm wide design for efficient control panel installation.

Key Features

• ABB MS116 motor protection series.
• MS116-2.5 manual motor starter model.
• Thermomagnetic motor protection circuit breaker.
• Adjustable current setting range of 1.6-2.5 A.
• 3-pole device for three-phase motor circuits.
• Rotary handle operation with clear switch position indication.
• DIN rail mounting for standard control panels.
• Trip class 10A for motor overload protection.

Technical Specifications

• Manufacturer: ABB
• Series: MS116
• Model: MS116-2.5
• Product ID: 1SAM250000R1007
• Product type: Manual motor starter / motor protection circuit breaker
• Number of poles: 3P
• Overload release current setting: 1.6-2.5 A
• Rated operational current: 2.5 A
• Rated operating voltage: up to 690 V AC
• Rated operational power AC-3 at 400 V: 0.75 kW
• Rated service short-circuit breaking capacity Ics at 400 V AC: 50 kA
• Trip class: 10A
• Switch-off technique: Thermomagnetic
• Phase failure sensitivity: Yes
• Short-circuit release setting: 31.25 A
• Main circuit connection: Screw terminals
• Control element: Rotary button
• Mounting type: DIN rail mounting
• Protection rating: IP20
• Operating temperature: -25 to +70 °C
• Product net width: 45 mm
• Product net height: 90 mm
• Product net depth: approx. 85.6 mm
• Package gross weight: approx. 0.28 kg
• EAN: 4013614320309

Reliable Motor Protection for Industrial Control Panels

Manual motor starters such as the ABB MS116-2.5 are used to switch motors on and off while protecting them against overloads, short-circuits and phase failures. This makes them an essential part of motor starter assemblies, machinery panels and low-voltage industrial control systems.

The ABB 1SAM250000R1007 is designed for compact panel layouts where reliable protection and easy manual operation are required. Its adjustable current range allows the protection setting to be matched to the motor, helping support safer and more dependable operation in industrial applications.

Typical Applications

• Three-phase motor protection circuits.
• Industrial motor starter assemblies.
• Pump, fan and compressor control panels.
• Machinery control cabinets.
• Conveyor and material handling systems.
• Panel building, maintenance and retrofit applications.

Trusted by Panel Builders and Maintenance Engineers

ABB manual motor starters are widely used by panel builders, machine manufacturers and maintenance professionals to protect motors, simplify control panel design and support reliable industrial motor control systems.