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Allen Bradley 140U MCB 140UT-D7D2-B80

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140UT-D7D2-B80

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The 140UT-D7D2-B80 is a 2-pole circuit breaker from Allen Bradley’s 140U MCB series. Designed with a thermal-magnetic trip mechanism, this unit provides reliable protection with a rated current of 8A and a breaking capacity of 65 kA.

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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 140UT-D7D2-B80

ManufacturerAllen Bradley
Product TypeCircuit Breaker
Product Line140U MCB
Part Number140UT-D7D2-B80
Weight2.00 lbs (0.91 kg)
UPC191326563383
Poles2-pole
Trip TypeThermal-magnetic/Current limiting
Rated Current8A
Curve TypeB-curve
Breaking Capacity65 kA
MountingDIN-rail
Voltage Rating480Y/277 VAC
Frequency50/60 Hz
Terminal TypeScrew terminals
ConstructionOpen style
Adjustment MethodFixed
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The Allen Bradley 140UT-D7D2-B80 circuit breaker is engineered for robust electrical protection in both residential and commercial applications. Configured as a 2-pole unit, it offers a rated current capacity of 8A. It employs a thermal-magnetic trip mechanism that enhances its responsiveness to overloads and short circuits.

The breaker is designed for high breaking capacities, rated at 65 kA, ensuring it can handle significant fault currents effectively. At a voltage rating of 480Y/277 VAC, it is well-suited for various voltage systems, operating efficiently in both 50 and 60 Hz frequency ranges.

Mounting is straightforward, as it can be affixed to standard DIN rails, which is common in control cabinets. The unit features screw terminals, allowing for reliable electrical connections. The B-curve characteristic is ideal for applications with moderate inrush currents, offering protection without nuisance tripping. Furthermore, its open construction style simplifies installation and maintains accessibility for inspections. The adjustment method is fixed, providing consistent performance in safeguarding circuits.