Allen-Bradley 140M-C2E-B63 Motor Protector Circuit Breaker 140MC2EB63

Description:

The Allen-Bradley 140M-C2E-B63 is a motor protector circuit breaker designed to provide thermal and magnetic protection for three-phase motors in industrial control systems. It combines short-circuit and overload protection in a compact manual motor starter form factor, helping safeguard motors and branch circuits from damage. Commonly installed in motor control centers, pump systems, conveyor drives, and industrial machinery panels, this breaker ensures reliable motor protection and isolation. Maintenance teams and system integrators use this device for motor branch circuit protection, panel upgrades, equipment retrofits, and replacement of existing motor protection components in automation environments.

Applications:

The 140M-C2E-B63 motor protector circuit breaker is used to protect three-phase motors in applications such as material handling systems, compressors, HVAC units, processing equipment, and production machinery. It is widely applied in manufacturing facilities and industrial plants where coordinated motor overload and short-circuit protection are required to maintain equipment reliability and reduce downtime.

Technical Specifications:

• Manufacturer Part Number (MPN): 140M-C2E-B63
• Brand: Allen-Bradley
• Product Type: Motor Protector Circuit Breaker
• Trip Unit Type: Thermal-Magnetic
• Rated Operational Current (In): 63 A
• Number of Poles: 3-pole
• Rated Operational Voltage: Up to 690V AC
• Breaking Capacity: High short-circuit interrupt rating (model dependent)
• Mounting: DIN rail or panel mount
• Adjustment Range: Fixed rating (B63)
• Operating Temperature: Industrial control panel environment

Common Replacements:

• Allen-Bradley 140M-C2E-B40
• Allen-Bradley 140M-C2E-B80
• Allen-Bradley 140U-C2C3-C63