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Allen Bradley 140G MCB 140G-K0F3-D40

Product image is representative; revision or series may vary. Contact us to request a specific version.

140G-K0F3-D40

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The 140G-K0F3-D40 is a molded case circuit breaker from Allen-Bradley, designed to provide effective current management. It features a robust K-frame and is rated for 400 Amps of maximum current, ensuring its ability to handle significant loads with an interrupting capacity of 100 kA.

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Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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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-K0F3-D40

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-K0F3-D40
Weight10.00 lbs (4.54 kg)
FrameK
Amps400
Interrupting Rating100 kA
Protection TypeAdjust Thermal/ Adjust Magnetic
Current Range400 A
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life120 Operations/hr.
Electrical Life60 Operations/hr.
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The Allen-Bradley 140G-K0F3-D40 circuit breaker, part of Rockwell Automation's 140G series, is built for high-performance applications. Its molded case construction provides reliable support for various industrial uses. This model operates in a K-frame and supports a maximum rated current of 400 Amps.

With an impressive interrupting rating of 100 kA, it efficiently protects against overloads and short circuits. The adjustable thermal and magnetic protection features enable customization for different operational setups.

This circuit breaker can manage rated insulation voltages as high as 1000V and withstand impulse surge voltages of 8 kV, ensuring robust performance and safety in challenging electrical environments. Weighing 7.17 pounds, it is relatively lightweight, making installation straightforward.

The 140G-K0F3-D40 also boasts a mechanical life rating of 120 operations per hour and an electrical life rating of 60 operations per hour, demonstrating its durability and reliability in frequent operational conditions. Overall, this molded case circuit breaker is a reliable choice for effective electrical safety in various applications.

Revision Part #Also known as
140G-K0F3-D40 Ser A140G-K0F3-D40/A, Series A, Rev A
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