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Allen Bradley 140M Circuit Breakers 140MT-C3E-B40

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140MT-C3E-B40

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The 140MT-C3E-B40 is a motor protection circuit breaker designed for use in industrial applications. It operates at a supply voltage of 460V and a line frequency of 60 Hz, effectively safeguarding motors from overload and short-circuit conditions.

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Ships from Raleigh, NC
2 Year DO Supply Warranty
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 140MT-C3E-B40

ManufacturerAllen Bradley
Product TypeMotor protection circuit breaker
Product Line140M Circuit Breakers
Part Number140MT-C3E-B40
Weight0.75 lbs (0.34 kg)
UPC191326561877
Supply Voltage460V
Line Frequency60 Hz
Adjustable Thermal Current Range2.5 to 4 Amps
TripStandard magnetic
Frame SizeSize C
Breaking CapacityStandard Breaking Capacity
AssemblyFactory Assembled
ConnectionsScrew
Poles3 poles
MountableYes
CertificationsCE, UL, EAC
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Designed specifically for protecting motors, the Allen Bradley 140MT-C3E-B40 is a motor protection circuit breaker that operates at a supply voltage of 460 Volts. It functions at a frequency of 60 Hz, providing effective protection for motor applications. This circuit breaker is classified under Size C frame, allowing it to fit various installation requirements.

This model features an adjustable thermal current range of 2.5 to 4 Amps, enabling users to set the current according to specific needs. Trip functionality is provided via a standard magnetic mechanism, which is essential for reliable overload protection.

The device is designed to handle standard breaking capacity, ensuring that it can disrupt electrical flow effectively during short-circuit events. It comes factory assembled, allowing for straightforward installation and minimizing setup time. Screws are used for connections, providing secure and stable mounting.

The 140MT-C3E-B40 circuit breaker is configured with three poles, making it suitable for various applications requiring multiple connections. Additionally, it has received multiple certifications, including CE, UL, and EAC, ensuring compliance with international safety and quality standards. This circuit breaker is mountable, offering flexibility in installation options.