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Allen-Bradley 140MT-C3E-C20

by Allen-Bradley

OverviewThe Allen-Bradley 140MT-C3E-C20 Motor Protection Circuit Breaker (MPCB) is specifically engineered to deliver optimal protection for industrial motors, defending against damaging overloads and dangerous short circuits. This high-performance MPCB combines precise thermal and magnetic protection with durable construction, guaranteeing efficient motor operation and a prolonged equipment lifespan. With an adjustable thermal current range of 14.5-20A, the 140MT-C3E-C20 provides exceptional flexibility to suit various motor specifications, while its standard magnetic trip, set at 14 times the rated current, ensures rapid response to fault conditions. This minimizes operational interruptions, prevents costly repairs, and significantly enhances safety and efficiency across diverse industrial environments. Designed for dependable performance in standard applications, this Frame Size C breaker is an essential element for modern automation networks, industrial motor management, and power distribution setups.Key Features Adjustable Thermal Current Range (14.5-20A): Delivers precise and customizable overload defense, allowing for fine-tuning to specific motor requirements, thereby preventing overheating and extending motor longevity. Standard Magnetic Trip (Fixed at 14x Ie): Ensures instant fault clearing during short-circuit situations, significantly reducing the potential for equipment damage and bolstering overall system security. Robust Standard Performance Rating: Built for consistent and trustworthy operation in a broad array of industrial settings, providing reliable circuit safeguarding for critical motor applications. Compact Frame Size C Design: Maximizes space utilization within control panels, facilitating tidier, more organized installations and decreasing the overall panel footprint. Convenient DIN Rail Mountable: Allows for quick, tool-free installation and integration into existing or new control panels, streamlining setup processes and lowering labor expenses. Comprehensive Motor Protection: Unites both thermal overload and magnetic short-circuit protection into a single, compact device, simplifying wiring and enhancing protective capabilities. Technical Specifications Model: 140MT-C3E-C20 Type: Motor Protection Circuit Breaker (MPCB) Brand: Allen-Bradley Frame Size: C Thermal Current Range: 14.5-20A (Adjustable) Magnetic Trip Setting: Fixed at 14x Ie Performance Level: Standard Mounting: DIN Rail Application: Industrial motor protection, automation, electrical control panels Applications Industrial Motor Safeguarding: Crucial for protecting a wide range of industrial motors, preventing damage from sustained overloads and sudden short circuits, ensuring continuous operation. Manufacturing & Automation Networks: Integrates smoothly into complex automation architectures to guarantee safe, efficient, and reliable functioning of motor-driven machinery and processes. Electrical Control Cabinets: A fundamental component for boosting the reliability and safety of industrial and commercial electrical control cabinets, offering robust circuit defense for diverse applications. Power Distribution & Safety Systems: Essential for sturdy circuit protection within power distribution networks and safety-critical applications, particularly in automation environments where motor control is paramount. HVAC Systems: Reliably protects motors in large-scale heating, ventilation, and air conditioning systems, ensuring operational continuity and energy efficiency. Pumping and Conveying Systems: Provides vital protection for motors powering pumps, conveyors, and material handling equipment, reducing downtime and maintenance costs. Why Choose This Model?As an Allen-Bradley product, the 140MT-C3E-C20 ensures industry-leading quality and strong performance, guaranteeing long-term operational stability. The adjustable thermal current range offers unparalleled precision in tailoring protection to your specific motor needs.Order NowEnsure the longevity and efficiency of your industrial motors. Contact us for pricing and availability.FAQWhat is the primary function of the Allen-Bradley 140MT-C3E-C20?The primary function is to provide superior protection for industrial motors against both overloads and short circuits, ensuring their safe and efficient operation.Can the thermal current range be adjusted on this MPCB?Yes, the thermal current range is adjustable from 14.5 to 20 amps, allowing for precise customization to match specific motor requirements.What is the magnetic trip setting for this model?The magnetic trip is fixed at 14 times the rated current, ensuring instantaneous response to short-circuit conditions.

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