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Allen Bradley 140G MCB 140G-JTF4-C80

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140G-JTF4-C80

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The 140G-JTF4-C80 is a molded case circuit breaker from Allen-Bradley that operates with a maximum current of up to 250 Amps. Known for its adjustable thermal and magnetic protection features, it can effectively manage fault conditions with its trip unit interrupting rating. This unit is designed for four poles and has a rated current range of 80 Amps.

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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-JTF4-C80

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-JTF4-C80
Weight3.00 lbs (1.36 kg)
FrameJ
Amps250
Interrupting RatingTrip Unit
Protection TypeAdjustable Thermal/ Adjustable Magnetic
Poles4
Current Range80 A
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The Allen-Bradley 140G-JTF4-C80 molded case circuit breaker is engineered for effective operation and reliability in diverse electrical applications. It features a four-pole setup and is crafted within a J-frame design, accommodating a maximum current rating of 250 Amps. This unit has an adjustable thermal and magnetic protection system that enhances its capability against overloads and short circuits.

The 140G-JTF4-C80 optimized for a current range of up to 80 Amps, ensures accurate current management. It is rated for insulation voltages up to 1000 volts, making it suitable for high-voltage installations. Its rated impulse withstand voltage is 8 kV, providing further protection against transient voltage surges.

The molded case circuit breaker weighs approximately 7.72 pounds, contributing to ease of installation while remaining robust. Designed for longevity, it has a mechanical life rated for 240 operations per hour and an electrical life rated for 120 operations per hour, confirming its reliability in continuous use within industrial settings.

Revision Part #Also known as
140G-JTF4-C80 Ser A140G-JTF4-C80/A, Series A, Rev A
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