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Allen Bradley 140G MCB 140G-J2F4-D22

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140G-J2F4-D22

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The 140G-J2F4-D22 is a versatile molded-case circuit breaker designed for industrial applications. This Allen-Bradley breaker operates at a current rating of 200 Amps and 250 Amps of maximum current. It features four poles, making it suitable for a range of electrical systems.

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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-J2F4-D22

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-J2F4-D22
Weight10.00 lbs (4.54 kg)
FrameJ
Amps250
Interrupting Rating25 kA
Protection TypeAdjust Thermal/ Adjust Magnetic
Poles4
Current Range220 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-J2F4-D22 is a molded-case circuit breaker designed to protect electrical circuits effectively. It has a robust J-frame, a rated current of 220 Amps, and a maximum current of 250 Amps. It also supports an interrupting rating of 25 kiloamperes (kA), which is crucial for maintaining operational safety in the event of short circuits or overload conditions.

This breaker model features adjustable thermal and magnetic protection technology, which allows for precise control over its trip settings. This adjustability ensures the breaker can be configured to meet specific application requirements, enhancing its versatility in different scenarios. This breaker is equipped with four poles. The 140G-J2F4-D22 breaker's insulation voltage rating is 1000 volts, providing necessary protection against electrical faults.

Furthermore, the circuit breaker can withstand impulse voltages up to 8 kV, ensuring reliability in environments subject to voltage spikes. Weighing 7.72 pounds, it is durable yet manageable for installation. The device's mechanical life is rated at 240 operations per hour, while its electrical life is rated at 120 operations per hour, indicating its durability and long-lasting performance. Overall, the 140G-J2F4-D22 is a robust choice for industrial applications requiring dependable circuit protection.

Revision Part #Also known as
140G-J2F4-D22 Ser A140G-J2F4-D22/A, Series A, Rev A
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