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Allen Bradley 140G MCB 140G-J0F4-C80

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140G-J0F4-C80

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The 140G-J0F4-C80 from Allen-Bradley is a robust molded case circuit breaker designed for enhanced protection in electrical installations. It operates effectively with an interrupting rating of 100 kA, suitable for high fault-level applications. This circuit breaker is rated for 250 Amps and is arranged as a four-pole device, making it versatile for various circuits.

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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-J0F4-C80

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-J0F4-C80
Weight10.00 lbs (4.54 kg)
FrameJ
Amps250
Interrupting Rating100 kA
Protection TypeAdjust Thermal/ Adjust Magnetic
Poles4
Current Range80 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-J0F4-C80 is a molded case circuit breaker tailored for demanding applications. It belongs to the J frame size series and is capable of managing a maximum rated current of 250 Amps. The breaker is designed with an impressive interrupting rating of 100 kA, ensuring it can safely interrupt high fault currents in industrial setups.

This device features four poles to accommodate diverse circuit configurations while providing a current range of 80 A. Utilizing adjustable thermal and magnetic protection, it offers customized settings for specific application needs. The rated insulation voltage is set at 1000 volts, making it suitable for high-voltage environments. Additionally, it can endure impulse withstand voltages of 8 kV, which adds to its resilience against transient surges.

The breaker weighs 7.72 pounds and is built with durability in mind. Its mechanical life rating allows for up to 240 operations per hour, and it maintains an electrical life of 120 operations per hour, reflecting solid performance in continuous use scenarios. Overall, the 140G-J0F4-C80 provides reliable protection for electrical circuits, ensuring safety and operational integrity in various settings.

Revision Part #Also known as
140G-J0F4-C80 Ser A140G-J0F4-C80/A, Series A, Rev A
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