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Allen Bradley 140G MCB 140G-J6F4-D10

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140G-J6F4-D10

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The 140G-J6F4-D10 from Allen-Bradley is designed as a molded case circuit breaker, capable of handling a maximum current of 250 Amps. With a sturdy frame classified as J, this unit features a substantial interrupting rating of 65 kA, ensuring adequate protection against 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-J6F4-D10

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-J6F4-D10
Weight12.00 lbs (5.44 kg)
FrameJ
Amps250
Interrupting Rating65 kA
Protection TypeAdjust Thermal/ Adjust Magnetic
Poles4
Current Range100 A
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The 140G-J6F4-D10 molded case circuit breaker is an essential component from the Rockwell Automation lineup, under the well-known Allen-Bradley brand. This breaker is capable of supporting a maximum current of 250 Amps and is built with a robust J-frame to ensure durability. A key feature is its interrupting capacity rated at 65 kA, which provides reliable circuit protection during fault conditions.

This model integrates four poles designed to accommodate various circuit configurations. The adjustable thermal and magnetic protection allows for customization based on specific operational requirements, making it versatile for different applications. The rated insulation voltage is an impressive 1000 volts, ensuring compatibility with high-voltage electrical systems. It also possesses an impulse withstand voltage rating of 8 kV, which enhances its resilience against voltage spikes.

Weighing in at 7.72 pounds, this breaker is manageable for installation and maintenance. It is designed for longevity, with a mechanical life expectancy of 240 operations per hour, while the electrical life is rated at 120 operations per hour. The 140G-J6F4-D10 is engineered to provide reliable performance and safety in various industrial environments.

Revision Part #Also known as
140G-J6F4-D10 Ser A140G-J6F4-D10/A, Series A, Rev A
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