MS Series Manual Motor Protectors Technical Specifications

This document provides technical specifications and application guidance for ABB's MS Series manual motor protectors, which are electromechanical devices offering local motor disconnect, manual ON/OFF control, and protection against short circuit, overload, and phase loss. It details the suitability of Types MS116, MS132, MS45x, and MS49x for single motor and group motor installations, including tap conductor protection, with ratings up to 100 hp and short circuit current ratings up to 47 kA.