The Allen-Bradley 140M-C2E-B40 is a three-pole motor protection circuit breaker engineered to deliver comprehensive protection for motors operating within a 2.5 to 4.0 A current range. This device integrates thermal overload and fixed magnetic short-circuit protection, ensuring reliable performance in industrial applications. Key Features Adjustable Thermal Overload Protection: Allows precise setting of the thermal trip between 2.5 and 4.0 A to match specific motor requirements. Fixed Magnetic Trip: Provides immediate response to short-circuit conditions, enhancing motor safety. High Breaking Capacity: Rated for a short-circuit breaking capacity of up to 100 kA at 400/415 V AC, suitable for demanding environments. Phase Failure Sensitivity: Detects and responds to phase loss, offering additional motor protection. Compact Design: With dimensions of 45 mm width, 70 mm depth, and 90 mm height, it is ideal for installations where space is limited. Easy Installation: Features screw terminals and DIN rail mounting for straightforward setup and maintenance. Technical Specifications Rated Operational Current (Ie): 4 A Rated Operating Voltage: Up to 690 V per IEC standards Rated Operation Power at AC-3, 400 V: 1.5 kW Rated Operation Power at AC-3, 230 V: 0.75 kW Electrical Life Cycle: Up to 100,000 operations at maximum rated current Switching Frequency: Maximum of 25 operations per hour Trip Class: Class 10 Degree of Protection: IP2X Applications The 140M-C2E-B40 is designed for various industrial applications, including: Motor starters and protection systems Pumps and compressors Conveyor systems HVAC equipment Industrial machinery Why Choose the 140M-C2E-B40? Precise Motor Protection: Adjustable overload settings ensure optimal protection tailored to specific motor needs. High Fault Tolerance: With a 100 kA short-circuit interrupting rating, it offers robust protection against electrical faults. Compact and Versatile: Its space-saving design allows for easy integration into various control panel configurations. Quick Installation: DIN rail mounting facilitates fast and efficient setup. Reliable Performance: Built to meet industrial standards, ensuring durability and consistent operation. The Allen-Bradley 140M-C2E-B40 motor protection circuit breaker combines essential protection features with a user-friendly design, making it a dependable choice for safeguarding motors in diverse industrial settings.