Description:
The MS 450-50 is a thermal-magnetic manual motor starter designed to provide reliable protection and control for motors up to 22 kW. It integrates overload, short circuit, and phase failure protection with a manual ON/OFF switch, ideal for industrial environments requiring robust motor safeguarding.

Application:
Perfect for industrial motor control panels, standalone motors, and machinery requiring dependable motor protection with easy manual disconnect capabilities.

Objective:
To ensure efficient motor protection against electrical faults such as overloads and short circuits, prolong motor lifespan, minimize operational downtime, and provide safe manual control.

✔️ Key Features:

• Current Range: 40.00 – 50.00 A

• Motor Power Rating: Up to 22 kW (400 V, AC-3)

• Trip Class: Class 10 — rapid overload protection

• Short-Circuit Breaking Capacity: Up to 25 kA

• Phase Failure Protection: Built-in phase loss detection

• Manual ON/OFF Rotary Handle: Trip-free operation for user safety

• Design: Compact and rugged, DIN rail mountable

• Protection Class: IP20 with finger-safe terminals

• Mechanical Endurance: ≥ 100,000 operation cycles

• Optional Accessories: Auxiliary contacts, shunt trips, undervoltage releases