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Allen Bradley 140G MCB 140G-J0H4-D10

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140G-J0H4-D10

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The Allen-Bradley 140G-J0H4-D10 is a dependable molded case circuit breaker within the Rockwell Automation portfolio. It is rated for 250 Amps, and its interrupting capacity reaches up to 100 kA. It is also designed with four poles. This breaker employs Electronic LSI technology for effective circuit protection.

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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-J0H4-D10

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-J0H4-D10
Weight10.00 lbs (4.54 kg)
FrameJ
Amps250
Interrupting Rating100 kA
Protection TypeElectronic LSI
Poles4
Current Range100 A
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The 140G-J0H4-D10 molded case circuit breaker by Allen-Bradley offers a robust solution for industrial electrical protection. Operating within a J frame, this breaker is rated for a maximum current of 250 Amps. It features a high interrupting capacity of 100 kA, providing substantial defense against electrical faults.

This unit is equipped with four poles, making it applicable in complex circuit systems where multiple connections are required. The breaker also provides advanced protection through its electronic LSI system, ensuring precise monitoring and responsiveness to overload conditions.

With a rated insulation voltage of 1000 volts, the 140G-J0H4-D10 is built to handle substantial electrical stresses. Additionally, it can withstand a rated impulse voltage of up to 8 kV, ensuring resilience in fluctuating environments.

Weighing 7.72 pounds, this sturdy circuit breaker is easy to install and maintain. This circuit breaker supports a mechanical operation life rating of 240 operations per hour and an electrical life rating of 120 operations per hour, which translate to reliable long-term performance in demanding applications. Together, these specifications make this circuit breaker a valuable component for safeguarding electrical circuits.

Revision Part #Also known as
140G-J0H4-D10 Ser A140G-J0H4-D10/A, Series A, Rev A
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