Allen-Bradley 140MT-C3E-B40 is a Bulletin 140MT motor protection circuit breaker (MPCB) with a 4A operational current rating. This C-frame device features an adjustable thermal overload range of 0.25-4.0A and a fixed magnetic trip at 14 times the set current. It provides short-circuit protection with a 100kA interrupting rating at 480V and is rated for motor applications up to 2 HP at 460V or 0.75 kW at 400V.

Motor Protection Circuit Breaker The Allen Bradley 140MT-C3E-B40 Motor Protection Circuit Breaker is a high-quality electrical component specifically designed to protect motors from overloads, short circuits, and phase failures. As a part of Allen-Bradley's renowned lineup of industrial automation products, this circuit breaker ensures safety and reliability in motor control applications.

Key Features

• Rated Current: 40 A, providing optimal protection for a range of motor sizes.
• Voltage Rating: Up to 600 V AC for versatile use in various industrial applications.
• Type B Characteristic: Designed for standard motor protection, ensuring appropriate tripping times under overload conditions.
• Integrated Thermal-Magnetic Trip: Combines thermal and magnetic protection for enhanced reliability.
• Compact Design: Modular structure allows for easy integration into existing control panels, saving space and simplifying installation.

Applications

• Industrial Motor Control: Ideal for protecting motors in manufacturing processes, conveyors, and other automated systems.
• HVAC Systems: Suitable for use in heating, ventilation, and air conditioning equipment.
• Pumping Applications: Ensures reliable operation of pumps by safeguarding against electrical faults.
• Compatibility: Designed to work seamlessly with Allen-Bradley PLCs and HMIs for comprehensive automation solutions.
• Operational Suitability: Rated for use in environments where electrical reliability and safety are critical.

Benefits

• Enhanced Safety: Protects motors from damage, reducing downtime and maintenance costs.
• Operational Efficiency: Ensures consistent motor performance, leading to improved productivity in manufacturing operations.
• Durability and Reliability: Built with high-quality materials that withstand harsh industrial conditions, ensuring long-term performance.
• Ease of Use: Simple installation and setup process, supported by Allen-Bradley's commitment to customer service and technical support. --- Product information compiled with AI assistance for reference purposes.