Description

The MS116-4.0 manual motor starter delivers reliable control and protection for electric motors through its motor circuit breaker design. It enables safe manual operation while offering full protection against short-circuits, overloads, and phase failures—all without external fuses. Compact and efficient, it features a rotary handle for clear position indication and precise temperature-compensated tripping. For seamless system integration, pair it with our industrial panel fabrication services for optimized electrical layouts.

Key Specifications – Motor Circuit Breaker MS116-4.0

• Rated Operational Current (Ie): 4.0 A

• Short-Circuit Breaking Capacity (Ics): 50 kA at 400 VAC

• Trip Class: 10A

• Width: 45 mm

• Operating Voltage: 400 VAC

• Protection: Overload, short-circuit, and phase failure

• Type: Manual motor starter (MPCB)

• Application: Three-phase and single-phase motors

Highlights

• Combines control and protection functions in a compact form factor

• Eliminates the need for external fuses via built-in protection

• Temperature-compensated and trip-free mechanism for accurate operation

• Rotary handle with visible ON/OFF and trip positions

• Compatible with auxiliary, signaling, and tripping accessories

Typical Uses

• Industrial and automation control panels

• Pumps, compressors, and fans

• HVAC and process machinery

• Conveyor systems and small industrial motors

Installation & Support

The MS116-4.0 is DIN-rail mountable for quick installation and straightforward wiring.

• Accessory options: auxiliary contacts, shunt trips, bus bars

• Includes installation guide and test features for setup verification

• Local technical support and stocked spare parts available