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Allen Bradley 140U MCB 140UT-D7D3-B80

Product image is representative; revision or series may vary. Contact us to request a specific version.

140UT-D7D3-B80

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The 140UT-D7D3-B80 circuit breaker from Allen Bradley is designed for demanding electrical applications. This 3-pole device offers a fixed adjustment, ensuring reliability in critical environments with a thermal-magnetic trip mechanism and current limiting capability.

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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 140UT-D7D3-B80

ManufacturerAllen Bradley
Product TypeCircuit Breaker
Product Line140U MCB
Part Number140UT-D7D3-B80
Weight0.88 lbs (0.40 kg)
UPC191326563697
Terminal TypeScrew terminals
Poles3-pole
ConstructionOpen style
Breaking Capacity65 kA
Rated Current8A
Adjustment MethodFixed
MountingDIN-rail
Voltage Rating480Y/277 VAC
Curve TypeB-curve
Frequency50/60 Hz
Trip TypeThermal-magnetic/Current limiting

The 140UT-D7D3-B80 circuit breaker manufactured by Allen Bradley is engineered for high-performance applications. This device is a 3-pole configuration and features screw-type terminals for effective electrical connections. Built in an open style, it allows for efficient cooling and easy access during maintenance.

The circuit breaker boasts a significant breaking capacity of 65 kA, providing robust protection against overcurrent conditions. Rated at 8 amps, it operates at a voltage range of 480Y/277 VAC, accommodating various industrial setups. Supporting both 50 Hz and 60 Hz frequencies enables versatile functionality across different applications.

Trip protection is implemented via a thermal-magnetic current limiting mechanism, providing reliable performance in dynamic operating conditions. The adjustment method is fixed, ensuring consistent protection levels without the risk of accidental alterations. Mounting is simplified through the use of a DIN rail, facilitating installation within control panels and electrical assemblies.