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Allen Bradley 140G MCB 140G-H2H4-D10

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140G-H2H4-D10

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The 140G-H2H4-D10 is a molded case circuit breaker manufactured by Allen-Bradley, under Rockwell Automation. Featuring a robust frame type H, this breaker operates at a current rating of 125 amps with an interrupting capacity of 25 kA, making it suitable for reliable circuit protection.

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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 140G-H2H4-D10

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-H2H4-D10
Weight4.94 lbs (2.24 kg)
FrameH
Amps125
Interrupting Rating25 kA
Protection TypeElectronic LSI
Poles4
Current Range100 A
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The Allen-Bradley 140G-H2H4-D10 is an advanced molded case circuit breaker designed to meet demanding industrial requirements. As part of the 140G series, it features an H frame design and operates with a maximum rating of 125 amps. The breaker’s interrupting capacity is rated at 25 kA, providing substantial protection against short circuits. The innovative use of an electronic LSI protection mechanism enhances its reliability.

This circuit breaker comes with four poles and has a specified current range of 100 amps. Designed to handle significant voltage levels, it can operate with a rated insulation voltage of 1000 volts, making it suitable for high-voltage applications. In addition, it boasts a rated impulse withstand voltage of 8 kV, ensuring resilience against transient voltage spikes.

Weighing in at 3.53 pounds, the 140G-H2H4-D10 offers a practical solution with easy installation capabilities. It features a mechanical life rated at 240 operations per hour, while the electrical life extends to 120 operations per hour, making it a long-lasting option for users seeking dependable circuit interruption and protection.

Revision Part #Also known as
140G-H2H4-D10 Ser A140G-H2H4-D10/A, Series A, Rev A
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