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Allen Bradley 140G MCB 140G-H0X4

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

140G-H0X4

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The Allen-Bradley 140G-H0X4 is a four-pole molded case circuit breaker designed to operate at 125 amps. It is built on a robust H frame and features an impressive interrupting capacity of 100 kA, 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 140G-H0X4

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-H0X4
Weight3.00 lbs (1.36 kg)
FrameH
Amps125
Interrupting Rating100 kA
Protection TypeBreaker Frame
Poles4
Current RangeFrame Only
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.

The 140G-H0X4, a molded case circuit breaker from Allen-Bradley, is part of the Rockwell Automation product line. This circuit breaker is rated for 125 amps, making it suitable for managing substantial electrical loads. Constructed with an H frame, it provides durability and reliability for various electrical systems. Its interrupting rating of 100 kA signifies its ability to handle significant fault conditions without compromising safety.

Engineered to handle specific insulation requirements, the unit has a rated insulation voltage of 1000 volts, ensuring compatibility with high-voltage applications. It can also endure impulse withstand voltages of up to 8 kV, enhancing protection against voltage surges. Designed with four poles, the circuit breaker facilitates a robust electrical connection, adapting to diverse applications.

The 140G-H0X4 weighs approximately 3.53 pounds and showcases both mechanical and electrical life ratings. Its mechanical life is calculated at 240 operations per hour, indicating the frequency with which it can operate without failure. It has an electrical life span of 120 operations per hour, providing insight into its functionality over time. As such, the Allen-Bradley 140G-H0X4 circuit breaker is an essential component for effective electrical protection and reliability in various industrial environments.

Revision Part #Also known as
140G-H0X4 Ser A140G-H0X4/A, Series A, Rev A
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