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Allen Bradley 140G MCB 140G-K0H3-D40

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140G-K0H3-D40

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The 140G-K0H3-D40 by Allen-Bradley is a durable molded-case circuit breaker designed for high-capacity applications. It features a K frame and has a maximum current rating of 400 Amps and a robust interrupting capacity of 100 kA. This device uses electronic LSI protection to ensure efficient circuit management.

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2 Year DO Supply Warranty
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-K0H3-D40

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-K0H3-D40
Weight20.00 lbs (9.07 kg)
FrameK
Amps400
Interrupting Rating100 kA
Protection TypeElectronic LSI
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-K0H3-D40 is a reliable molded case circuit breaker. Designed to manage demanding electrical loads, this circuit breaker operates at a maximum current rating of 400 Amps. Its K frame classification guarantees compatibility with various mounting requirements. With an interrupting rating of 100 kA, it effectively protects circuits from overload conditions and potential faults.

Equipped with electronic LSI protection, this breaker supports enhanced responses to electrical disturbances, ensuring operational safety and efficiency. The device operates with a rated insulation voltage of 1000 volts which allows it to function within high-voltage environments. Additionally, it is capable of withstanding impulse voltages up to 8 kV, safeguarding against transients and surges.

The 140G-K0H3-D40 weighs 7.17 pounds, allowing for straightforward installation and maintenance. Its mechanical life is rated at 120 operations per hour, reflecting its aptitude for regular use in industrial settings. Furthermore, its electrical life is rated at 60 operations per hour, reinforcing its reliability in continuous operation scenarios. Overall, the 140G-K0H3-D40 circuit breaker is designed for robust performance in demanding electrical applications.

Revision Part #Also known as
140G-K0H3-D40 Ser A140G-K0H3-D40/A, Series A, Rev A
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