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Allen Bradley 140G MCB 140G-J0F3-C90

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140G-J0F3-C90

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The 140G-J0F3-C90 is a molded case circuit breaker designed by Allen-Bradley, part of the Rockwell Automation family. It operates effectively at 250 Amps and has an impressive interrupting rating of 100 kA. This device utilizes both adjustable thermal and magnetic protection, ensuring reliable operation.

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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-J0F3-C90

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-J0F3-C90
Weight10.00 lbs (4.54 kg)
FrameJ
Amps250
Interrupting Rating100 kA
Protection TypeAdjust Thermal/ Adjust Magnetic
Current Range90 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-J0F3-C90 molded case circuit breaker is engineered to provide dependable protection and control for electrical systems. Designed for robust performance, this breaker is rated for a maximum capacity of 250 Amps and utilizes a frame designated as 'J'. With a significant interrupting rating of 100 kA, it ensures the capability to handle fault conditions effectively.

The unit's advanced protection mechanism allows for adjustments in both thermal and magnetic responses to suit specific operational needs. It operates within a current range of 90 A, providing flexibility for different applications. Rated for insulation up to 1000 volts, the device is built to withstand high voltage surges, supported by an impulse withstand voltage rating of 8 kV.

Weighing in at 5.51 pounds, the 140G-J0F3-C90 is not only functional but optimized for ease of installation. This circuit breaker is designed for high mechanical durability, with a lifespan capable of sustaining up to 240 operations per hour, while its electrical durability is rated at 120 operations per hour. This specification makes it suitable for various industrial applications, where efficiency and reliability are essential.

Revision Part #Also known as
140G-J0F3-C90 Ser A140G-J0F3-C90/A, Series A, Rev A
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