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Allen Bradley 140G MCB 140G-JTF3-C80

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140G-JTF3-C80

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The 140G-JTF3-C80 molded case circuit breaker is produced by Allen-Bradley and operates at a maximum current of 250 Amps. This device features an adjustable thermal and magnetic protection type for enhanced performance in various applications.

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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-JTF3-C80

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-JTF3-C80
Weight3.00 lbs (1.36 kg)
FrameJ
Amps250
Interrupting RatingTrip Unit
Protection TypeAdjust Thermal/ Adjust Magnetic
Current Range80 A
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The 140G-JTF3-C80 from Allen-Bradley is classified as a molded case circuit breaker. It is manufactured under the Rockwell Automation brand. At its core, this device operates with a current capacity of 250 Amps.

Protection mechanisms include adjustable thermal and magnetic features, ensuring the breaker is responsive to different load conditions and fault situations. The interrupting rating for this breaker is based on its trip unit, providing essential safeguarding against electrical issues. This model supports a current range of 80 A, which facilitates its versatile use in various applications.

The rated insulation voltage is set at 1000 Volts, allowing it to function safely in high-voltage environments. Additionally, it is designed to handle impulse withstand voltages of up to 8 kV. Weighing 5.51 pounds, the device is manageable for installation. The unit stands out with a substantial mechanical life rating of 240 operations per hour and an electrical life expectancy of 120 operations per hour. This combination of features guarantees reliability and performance for critical electrical systems.

Revision Part #Also known as
140G-JTF3-C80 Ser A140G-JTF3-C80/A, Series A, Rev A
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