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Allen Bradley 140G MCB 140G-M5K3-D60

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140G-M5K3-D60

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The 140G-M5K3-D60 is a robust molded case circuit breaker from Allen-Bradley, which is under the Rockwell Automation umbrella. This model is capable of handling a substantial current rating of 800 Amps and features a solid interrupting capacity of 50 kA. It utilizes electronic LSIG for protective functions.

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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-M5K3-D60

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-M5K3-D60
Weight32.00 lbs (14.51 kg)
FrameM
Amps800
Interrupting Rating50 kA
Protection TypeElectronic LSIG
Current Range600 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-M5K3-D60, classified as a molded case circuit breaker, excels in high-load applications. This device operates at a maximum rating of 800 Amps, making it suitable for demanding electrical systems. The breaker showcases a significant interrupting rating of 50 kA to manage fault conditions effectively.

Equipped with electronic LSIG protection, the 140G-M5K3-D60 provides advanced safeguards, ensuring reliability under varying load scenarios. Its M-frame designation allows adaptability for various mounting configurations. The device operates within a current range of 600 Amps, ensuring compatibility with different applications.

The rated insulation voltage is set at 1000 volts, while it can withstand impulse voltages of 8 kV, enhancing its durability in electrically challenging environments. Weighing 26.68 pounds, installation remains straightforward, and the unit is designed for efficient operation, with a mechanical lifespan of 120 operations per hour and an electrical lifespan of 60 operations per hour. The 140G-M5K3-D60 stands as a reliable component for those seeking robust circuit protection.

Revision Part #Also known as
140G-M5K3-D60 Ser A140G-M5K3-D60/A, Series A, Rev A
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