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Allen-Bradley 140MT-C3E-B10

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Allen-Bradley 140MT-C3E-B10

by Allen-Bradley

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OverviewThe Allen-Bradley 140MT-C3E-B10 is a high-performance Motor Protection Circuit Breaker (MPCB) specifically engineered to deliver robust overload and short-circuit safeguarding for industrial motor applications. This compact and efficient solution is meticulously designed to protect valuable machinery, ensuring uninterrupted operation and extended service life. With an adjustable thermal current range of 0.63-1A and a fixed magnetic trip set at 14 times the rated current (14x Ie), the 140MT-C3E-B10 provides rapid and dependable fault response, critical for demanding industrial environments. Its Trip Class 10 rating guarantees optimized protection against motor overloads, while the C-frame design ensures efficient space utilization within control panels.Key Features Adjustable Thermal Current Range (0.63-1A): Offers precise and customizable overload protection, allowing tailoring of the breaker's response to specific motor characteristics and operational demands. Fixed Magnetic Trip (14x Ie): Provides instantaneous and rapid protection against severe short-circuit currents, minimizing potential damage to motors and associated circuitry. Trip Class 10 Protection: Ensures quick and effective disconnection in the event of an overload, preventing motor overheating and extending equipment lifespan. Standard Breaking Capacity: Reliably interrupts fault currents, making it a dependable choice for a wide range of general industrial applications and power distribution networks. Compact C-Frame Size: Designed for space-constrained industrial panels, allowing for efficient use of valuable cabinet real estate without compromising performance. DIN Rail Mountable: Facilitates swift and straightforward installation within standard control panel setups, reducing installation time and complexity. Durable Allen-Bradley Construction: Built to the rigorous standards of Allen-Bradley, guaranteeing long-term reliability and performance in harsh industrial settings. Technical Specifications Model: 140MT-C3E-B10 Type: Motor Protection Circuit Breaker (MPCB) Frame Size: C Thermal Current Range: 0.63-1A (Adjustable) Magnetic Trip Setting: Fixed at 14x Ie Trip Class: 10 Breaking Capacity: Standard Mounting: DIN Rail Application: Industrial motor protection, automation, control panels Applications Small Motor Protection: Essential for safeguarding smaller industrial motors in various applications, preventing costly damage from overloads and short circuits. Manufacturing & Automation Systems: Integrates seamlessly into automated production lines, ensuring the safe and continuous operation of critical motor-driven components. Electrical Control Panels: Provides robust circuit protection within industrial control panels, enhancing the safety and reliability of automation environments. Power Distribution & Safety Systems: A vital component in industrial power distribution, contributing to enhanced system stability and overall operational safety. HVAC Systems: Ideal for protecting motors in heating, ventilation, and air conditioning units within industrial and commercial settings. Pump and Fan Controls: Offers reliable protection for motors powering pumps, fans, and other essential equipment in diverse industrial processes. Why Choose?Unwavering ReliabilityAs an Allen-Bradley product, the 140MT-C3E-B10 offers proven reliability and performance, trusted by industries worldwide for critical motor protection.Enhanced Motor LifespanPrecise thermal and magnetic protection mechanisms actively prevent motor damage due to overloads and short circuits, extending the operational life of your equipment.Optimized UptimeRapid fault detection and interruption minimize downtime caused by electrical faults, ensuring your operations remain continuous and productive.Space-Saving DesignThe compact C-frame size makes it an excellent choice for applications where panel space is at a premium, without sacrificing protective capabilities.Order NowSecure your industrial motors with the Allen-Bradley 140MT-C3E-B10 Motor Protection Circuit Breaker. Enhance operational safety and extend equipment life by adding this reliable solution to your control systems today.FAQWhat is the primary function of the Allen-Bradley 140MT-C3E-B10?This device is a Motor Protection Circuit Breaker (MPCB) designed to protect industrial motors from damage due to electrical overloads and short circuits.What is the adjustable thermal current range for this MPCB?The Allen-Bradley 140MT-C3E-B10 has an adjustable thermal current range of 0.63 to 1 Amp.How does the fixed magnetic trip protect motors?The fixed magnetic trip, set at 14 times the rated current (14x Ie), provides rapid response to severe short-circuit currents, minimizing potential damage.What does "Trip Class 10" signify for this circuit breaker?Trip Class 10 indicates that the breaker will trip within a specific time (typically under 10 seconds) during an overload condition, offering quick and effective motor protection.Is this unit suitable for mounting in confined spaces?Yes, its compact C-frame design is specifically made for efficient space utilization within industrial control panels.

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$194.00
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PRODUCT DETAILS

Allen-Bradley 140MT-C3E-B10

Overview

This is a genuine Allen-Bradley component. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Allen-Bradley catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Allen-Bradley automation ecosystem

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Allen-Bradley equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Allen-Bradley platform with documented conversion notes

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Model: 140MT-C3E-B10
  • Type: Motor Protection Circuit Breaker (MPCB)
  • Frame Size: C
  • Thermal Current Range: 0.63-1A (Adjustable)
  • Magnetic Trip Setting: Fixed at 14x Ie
  • Trip Class: 10
  • Breaking Capacity: Standard
  • Mounting: DIN Rail
  • Application: Industrial motor protection, automation, control panels

Applications

  • Small Motor Protection: Essential for safeguarding smaller industrial motors in various applications, preventing costly damage from overloads and short circuits.
  • Manufacturing & Automation Systems: Integrates seamlessly into automated production lines, ensuring the safe and continuous operation of critical motor-driven components.
  • Electrical Control Panels: Provides robust circuit protection within industrial control panels, enhancing the safety and reliability of automation environments.
  • Power Distribution & Safety Systems: A vital component in industrial power distribution, contributing to enhanced system stability and overall operational safety.
  • HVAC Systems: Ideal for protecting motors in heating, ventilation, and air conditioning units within industrial and commercial settings.
  • Pump and Fan Controls: Offers reliable protection for motors powering pumps, fans, and other essential equipment in diverse industrial processes.

Why Choose the 140MT-C3E-B10?

Unwavering Reliability

As an Allen-Bradley product, the 140MT-C3E-B10 offers proven reliability and performance, trusted by industries worldwide for critical motor protection.

Enhanced Motor Lifespan

Precise thermal and magnetic protection mechanisms actively prevent motor damage due to overloads and short circuits, extending the operational life of your equipment.

Optimized Uptime

Rapid fault detection and interruption minimize downtime caused by electrical faults, ensuring your operations remain continuous and productive.

Space-Saving Design

The compact C-frame size makes it an excellent choice for applications where panel space is at a premium, without sacrificing protective capabilities.

Availability & Shipping

  • In stock: 140MT-C3E-B10 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every 140MT-C3E-B10 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

This device is a Motor Protection Circuit Breaker (MPCB) designed to protect industrial motors from damage due to electrical overloads and short circuits.

Machine down? We ship parts the same day.

New, surplus, and refurbished Allen-Bradley inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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