ABB MS165-65 Manual Motor Starter Thermal Magnetic

Description:

The ABB MS165-65 Manual Motor Starter Protector is a thermal-magnetic motor protection circuit breaker designed to provide manual switching, overload protection, short-circuit protection, and phase-loss protection for three-phase motors. Commonly installed in motor control centers, conveyors, pumps, compressors, and industrial machinery requiring reliable motor protection and control. Maintenance teams and system integrators use this device for replacement, retrofit, and expansion of motor control systems to improve equipment safety and operational reliability. The MS165 series supports motor applications up to 45 kW (400 VAC) and 80 A in a compact 55 mm-wide form factor.

Applications:

The ABB MS165-65 is commonly used in industrial automation systems, machine tools, HVAC equipment, water treatment facilities, and process control applications where motors require adjustable thermal and magnetic protection. Its built-in disconnect function, trip-free mechanism, and lockable rotary handle make it suitable for motor control centers, electrical panels, and OEM machinery operating in demanding industrial environments.

Technical Specifications:

• Manufacturer Part Number (MPN): MS165-65
• Product Type: Manual Motor Starter Protector (MMS)
• Manufacturer: ABB
• Series: MS165
• Current Adjustment Range: 52 to 65 A
• Rated Operational Current (Ie): 65 A
• Rated Operational Voltage: Up to 690 VAC / 250 VDC
• Motor Rating (AC-3): 30 kW @ 400 VAC
• Number of Poles: 3
• Trip Class: 10
• Breaking Capacity: Up to 50 kA @ 400 VAC
• Rated Insulation Voltage (Ui): 1000 V
• Mounting Type: 35 mm DIN Rail or Panel Mount
• Protection Rating: IP20 Housing
• Application Environment: Industrial Motor Control Systems

Common Replacements:

• ABB MS165-80 Manual Motor Starter
• Eaton PKZM4-63 Manual Motor Starter
• Schneider Electric GV7RS63 Motor Circuit Breaker
• Siemens 3RV2041 Motor Starter Protector