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140G-J3F4-D25

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The Allen-Bradley 140G-J3F4-D25 is designed as a molded case circuit breaker featuring a robust frame type J. This unit is rated for 250 amps and possesses an interrupting capacity of 35 kA, ensuring effective protection in various applications.

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Technical specifications for 140G-J3F4-D25

Manufacturer	Rockwell Automation
Brand	Allen-Bradley
Part Number/Catalog No.	140G-J3F4-D25
Product Type	Molded Case Circuit Breaker
Frame	J
Amps	250
Interrupting Rating	35 kA
Protection Type	Adjust Thermal/ Adjust Magnetic
Poles	4
Current Range	250 A
Rated Insulation Voltage	1000V
Rated Impulse Withstand Voltage	8 kV
Weight	7.72 lb
Mechanical Life	240 Operations/hr.
Electrical Life	120 Operations/hr.

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.

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The 140G-J3F4-D25 molded case circuit breaker from Allen-Bradley is engineered for high-load scenarios. It operates with an impressive maximum rating of 250 amps, assuring its capability to handle significant electrical demands. The breaker is configured in a four-pole arrangement and falls under frame type J. Its interrupting rating of 35 kA allows it to manage fault conditions effectively, which is crucial in protecting electrical circuits from overload.

This device features adjustable thermal and magnetic protection settings, providing flexibility for various operational conditions. Operating under a rated insulation voltage of 1000 volts and withstanding impulse levels up to 8 kV, it suits diverse industrial applications.

Weighing in at 7.72 pounds, the 140G-J3F4-D25 is manageable for installation while maintaining solid robustness. Its mechanical life is rated at 240 operations per hour, indicating a solid construction capable of enduring repeated mechanical stress. In terms of electrical cycling, it provides a lifespan of 120 operations per hour. Overall, the 140G-J3F4-D25 circuit breaker is a dependable choice for safeguarding electrical installations and ensuring their longevity.