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Allen Bradley 140G MCB 140G-J6H4-D25

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140G-J6H4-D25

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The 140G-J6H4-D25 is a molded case circuit breaker made by Allen-Bradley, part of Rockwell Automation. With a robust frame designation of J, this unit supports up to 250 Amps and features an interrupt rating of 65 kA for reliable electrical 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-J6H4-D25

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-J6H4-D25
Weight10.00 lbs (4.54 kg)
FrameJ
Amps250
Interrupting Rating65 kA
Protection TypeElectronic LSI
Poles4
Current Range25 A
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The Allen-Bradley 140G-J6H4-D25 circuit breaker, part of the 140G series, is a sturdy molded case circuit breaker designed to meet demanding electrical requirements. This unit is rated for a maximum current of 250 Amps, providing adequate protection against overloads and short circuits. Its interrupting rating of 65 kA enhances its safety capabilities, ensuring it can effectively deal with fault conditions.

This breaker is configured with four poles, suitable for handling multiple electrical phases. It features electronic LSI protection, which delivers precise control and prompt tripping during fault conditions. The rated insulation voltage for this model is 1000 volts, offering robustness for high-voltage applications. Additionally, it can withstand impulse voltage spikes of up to 8 kV, making it resilient against transient electrical surges.

Weighing 7.72 pounds, the 140G-J6H4-D25 is designed for easy installation and efficient operation. It boasts a mechanical life rated at 240 operations per hour and an electrical life of 120 operations per hour, ensuring longevity and reliability in continuous use. In summary, this molded case circuit breaker is engineered for both performance and reliability in industrial electrical systems.

Revision Part #Also known as
140G-J6H4-D25 Ser A140G-J6H4-D25/A, Series A, Rev A
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