MS116-6.3 Manual Motor Starter 4.0 ... 6.3 A

Why Choose the MS116-6.3 [1SAM250000R1009]

The MS116-6.3 manual motor starter is a compact 45 mm wide device with a rated operational current of 6.3 A, designed for reliable manual switching and protection of motors without requiring fuses. It provides effective protection against short circuits, overloads, and phase failures, with a rated service short-circuit breaking capacity (Ics) of 50 kA at 400 VAC and a trip class 10A. Key features include an integrated disconnect function, temperature compensation, a trip-free mechanism, and a rotary handle with clear switch position indication. Suitable for both single- and three-phase motor applications, the MS116-6.3 can be enhanced with a range of accessories such as auxiliary and signalling contacts, undervoltage releases, shunt trips, 3-phase bus bars, power in-feed blocks, and locking devices to prevent unauthorized operation.

Technical Specification

• Function: Manual motor starter with integrated motor protection for short-circuits, overload, and phase failure.
• Rated Operational Current: 6.3 A.
• Rated Operational Voltage: Up to 690 V AC, suitable for three- and single-phase applications.
• Short-Circuit Breaking Capacity (Ics): 50 kA at 230/400 V AC.
• Contact Configuration: 3-pole with rotary handle and clear ON/OFF position indication.
• Insulation and Impulse Withstand Voltage: Rated insulation voltage 690 V; impulse withstand voltage 6 kV.
• Degree of Protection: Housing IP20; main circuit terminals IP10.
• Terminal Type and Size Range: Screw terminals for flexible or rigid wires 0.75 to 4 mm².
• Mechanical and Electrical Durability: Rated for 100,000 operations.
• Mounting: Suitable for TH35 DIN rails (7.5 and 15 mm).

Trusted By Customers Worldwide

"Specified by UK panel builders for dependable control." Controls Engineer, UK