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Allen Bradley 140U MCB 140U-H0C3-D10

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140U-H0C3-D10

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The Allen Bradley 140U-H0C3-D10 is a molded case circuit breaker featuring a three-pole configuration. This breaker is rated for operation at 100 Amps and supports voltages up to 480V AC and 250V DC, making it suitable for various applications.

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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 140U-H0C3-D10

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140U MCB
Part Number140U-H0C3-D10
Weight12.00 lbs (5.44 kg)
Number of Poles3 poles
Frame SizeH Frame
Rated Current100 A
Voltage Rating AC480V AC
Voltage Rating DC250V DC
Interrupting Rating10 kA at 480V
Trip Unit TypeFixed Thermal / Fixed Magnetic
Minimum Frequency50 Hz
Maximum Frequency60 Hz
Power Dissipation20 W
Terminal TypeScrew Terminal
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The Allen Bradley 140U-H0C3-D10 molded case circuit breaker delivers essential protection for electrical circuits. It features a three-pole design and is intended to handle a rated current of 100 Amps. The circuit breaker operates on alternating current, with a voltage rating of up to 480V AC and can also manage direct current ratings reaching 250V DC.

With an interrupting capacity of 10 kA at 480 volts, this unit ensures effective disconnection during overload or short circuit conditions. It has a fixed thermal and magnetic trip unit that provides robust protection without the complexity of adjustable settings. The breaker is suitable for frequencies ranging from 50 Hz to 60 Hz, making it versatile for various installations.

This device dissipates a power level of 20 Watts during operation, which is significant for thermal management. The H frame size provides a sturdy structure, accommodating the electrical demands. Connections are made via screw terminals, simplifying installation and securing reliability in electrical performance.