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Allen Bradley 140G MCB 140G-K15X4

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140G-K15X4

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The 140G-K15X4 is a durable molded-case circuit breaker designed for high-capacity operation. This Allen-Bradley unit features a K-frame configuration with a maximum current rating of 400 Amps. It offers a significant interrupting capacity of 150 kA, ensuring reliable fault protection.

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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-K15X4

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-K15X4
Weight32.00 lbs (14.51 kg)
FrameK
Amps400
Interrupting Rating150 kA
Protection TypeBreaker Frame
Poles4
Current RangeFrame Only
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life120 Operations/hr.
Electrical Life60 Operations/hr.
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The 140G-K15X4 molded case circuit breaker from Allen-Bradley is engineered for robust performance in electrical circuits. This model harnesses a powerful current rating of 400 Amps for effective management of significant electrical loads. Its K-frame showcases a well-designed structure tailored for high-capacity applications.

With an impressive interrupting rating of 150 kA, this breaker is equipped to handle severe fault conditions, facilitating safe disconnections when necessary. The four-pole configuration ensures compatibility with multi-phase setups. Additionally, the rated insulation voltage of this unit reaches 1000 volts, which guarantees effective operation within high-voltage environments.

The device's rated impulse withstand voltage is 8 kV, fortifying its reliability against voltage transients. Weighing 9.15 lbs., it is sturdy and manageable for installation and maintenance tasks. With a mechanical life of 120 operations per hour and an electrical life of 60 operations per hour, the 140G-K15X4 functions efficiently, making it ideal for diverse industrial applications.

Revision Part #Also known as
140G-K15X4 Ser A140G-K15X4/A, Series A, Rev A
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