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Allen Bradley 140G MCB 140G-J0F3-D20

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140G-J0F3-D20

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The 140G-J0F3-D20 is a robust molded case circuit breaker designed for effective electrical protection. This model operates with a maximum current rating of 250 Amps and supports an interrupting capacity of 100 kA, ensuring reliability under fault conditions.

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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-D20

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-J0F3-D20
Weight15.00 lbs (6.80 kg)
FrameJ
Amps250
Interrupting Rating100 kA
Protection TypeAdjust Thermal/ Adjust Magnetic
Current Range200 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-D20 is a molded case circuit breaker providing critical electrical safety and control. Designed by Rockwell Automation, this device falls within the J frame size and is capable of handling a maximum rating of 250 amps. The unit's interrupting rating is impressive at 100 kA, which ensures that it can effectively safeguard electrical circuits from overload and short-circuit conditions.

Featuring adjustable thermal and magnetic protection types, the 140G-J0F3-D20 allows customization based on specific operational demands. This circuit breaker operates within a current range of up to 200 A, adapting suitably to different application needs. The rated insulation voltage for this model is 1000 volts, providing flexibility in various industrial settings.

Additionally, the breaker endures rated impulse withstand voltages of 8 kV, making it resilient under transient conditions. At a weight of 5.51 pounds, this circuit breaker supports efficient installation while maintaining adequate protection levels. The mechanical life of the 140G-J0F3-D20 is rated for 240 operations per hour, while its electrical life supports 120 operations per hour. This reliable performance makes it a valuable component for ensuring system integrity and safety in electrical equipment.

Revision Part #Also known as
140G-J0F3-D20 Ser A140G-J0F3-D20/A, Series A, Rev A
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