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Allen Bradley 140G MCB 140G-K6X3

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

140G-K6X3

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The 140G-K6X3 from Allen-Bradley is a robust molded case circuit breaker characterized by its K frame size. It is designed to handle a maximum current of 400 Amps and offers an interrupting capacity of 65 kA, ensuring effective protection in commercial applications.

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Ships from Raleigh, NC
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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-K6X3

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-K6X3
UPC885630443553
Weight12.00 lbs (5.44 kg)
FrameK
Amps400
Interrupting Rating65 kA
Protection TypeBreaker Frame
Current RangeFrame Only
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life120 Operations/hr.
Electrical Life60 Operations/hr.

The 140G-K6X3 molded case circuit breaker by Allen-Bradley is engineered for significant performance in various electrical systems. Featuring a K-frame design, this unit is rated to handle up to 400 Amps of current, making it suitable for substantial load applications. It ensures efficient fault condition management with a notable interrupting rating of 65 kA, which is crucial for safeguarding electrical equipment from overload incidents.

With a construction that supports a rated insulation voltage of 1000 volts, the 140G-K6X3 provides strong protection against electrical stress. This breaker can also endure impulse withstand voltages of up to 8 kV, which is vital for operations subject to transient surges. Weighing 7.17 pounds, it is designed for relatively straightforward installation in existing system setups.

The 140G-K6X3's operational durability is demonstrated by its mechanical life rating of 120 operations per hour, which indicates its capability to sustain frequent handling. This device's electrical life is rated at 60 operations per hour, ensuring reliable performance over time. Collectively, these specifications render the 140G-K6X3 an invaluable component in maintaining the integrity of high-current systems.

Revision Part #Also known as
140G-K6X3 Ser A140G-K6X3/A, Series A, Rev A
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