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Allen Bradley 140G MCB 140G-J2H4-D25

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140G-J2H4-D25

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The 140G-J2H4-D25 is a molded case circuit breaker from the Allen-Bradley brand, engineered by Rockwell Automation. It operates at 250 amps of current and with a 25 kA interrupting rating, making it suitable for meeting significant electrical demands. Its advanced electronic LSI protection mechanism enhances its reliability in 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-J2H4-D25

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-J2H4-D25
Weight10.00 lbs (4.54 kg)
FrameJ
Amps250
Interrupting Rating25 kA
Protection TypeElectronic LSI
Poles4
Current Range250 A
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The 140G-J2H4-D25 molded case circuit breaker by Allen-Bradley is built to handle high-load electrical environments. It has a type J frame and a maximum operational capacity of 250 Amps. It is designed to safeguard electrical circuits by offering an interrupting capability of 25 kA, which addresses overload and fault conditions effectively. This breaker model employs electronic LSI technology, enhancing fault detection and operational safety.

This four-pole circuit breaker supports various configurations, making it versatile for many industrial applications. The insulation voltage rating is 1000 V which is suitable for high-voltage environments. The unit can also withstand impulse voltages of up to 8 kV, adding a layer of reliability against transients.

Weighing 7.72 lbs., the 140G-J2H4-D25 is easy to handle during installation and maintenance. It is engineered for longevity, boasting a mechanical life rated at 240 operations per hour and an electrical life of 120 operations per hour. This efficiency ensures consistent performance.

Revision Part #Also known as
140G-J2H4-D25 Ser A140G-J2H4-D25/A, Series A, Rev A
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