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Allen Bradley 140G MCB 140G-H3H4-C25

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140G-H3H4-C25

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The 140G-H3H4-C25 is a molded case circuit breaker crafted by Allen-Bradley, part of the Rockwell Automation series. This unit operates with a maximum current rating of 125 amps and features an interrupting capacity of 35 kA, suited for various applications seeking dependable performance.

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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-H3H4-C25

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-H3H4-C25
Weight3.00 lbs (1.36 kg)
FrameH
Amps125
Interrupting Rating35 kA
Protection TypeElectronic LSI
Poles4
Current Range25 A
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The 140G-H3H4-C25 from Allen-Bradley serves as a molded case circuit breaker designed for high-performance applications. Configured within the H frame classification, this device handles a peak current of 125 amps, ensuring efficient protection in circuit operation. It possesses a significant interrupting capacity of 35 kA, making it suitable for addressing fault conditions effectively.

This breaker utilizes electronic LSI technology for its protection system, which enhances its capacity to monitor and respond to electrical anomalies. This model features a total of four poles, providing flexibility in multi-phase operations. It can accommodate a current range of 25 amps while functioning within a rated insulation voltage of 1000 volts. It also demonstrates resilience against impulse voltages rated at 8 kV, which is crucial for maintaining system integrity during electrical transients.

With a weight of 3.53 pounds, the 140G-H3H4-C25 is designed for easy installation and reliable operation. It is built for durability, with a mechanical operational life of 240 cycles per hour and an electrical life longevity of 120 operations per hour. This combination of features makes the 140G-H3H4-C25 an essential component for safeguarding electrical circuits in diverse industrial settings.

Revision Part #Also known as
140G-H3H4-C25 Ser A140G-H3H4-C25/A, Series A, Rev A
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