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Allen Bradley 140G MCB 140G-M6K3-D63

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140G-M6K3-D63

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The 140G-M6K3-D63 is a robust molded case circuit breaker from Allen-Bradley. It has a maximum capacity of 800 Amps and facilitates electronic LSIG protection. With a rated insulation voltage of 1000 volts, this model is apt for various demanding applications.

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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-M6K3-D63

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-M6K3-D63
Weight32.00 lbs (14.51 kg)
FrameM
Amps800
Interrupting Rating65 kA
Protection TypeElectronic LSIG
Current Range630 A
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life120 Operations/hr.
Electrical Life60 Operations/hr.
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The 140G-M6K3-D63 is an advanced molded case circuit breaker designed by Allen-Bradley under Rockwell Automation. With an impressive current handling capability of 800 Amps, this breaker is suitable for rigorous applications. The electronic LSIG protection system enhances safety by providing precise overload and fault current detection.

This model accommodates a current range up to 630 A, ensuring versatile application in various setups. It is rated for an insulation voltage of 1000V, which makes it appropriate for high-voltage scenarios. Furthermore, the breaker can withstand impulse voltages of 8 kV, reinforcing its durability against transient surges.

Its design includes an M-frame, reflecting a sturdy construction ideal for heavy-duty use. Weighing 26.68 pounds, it is manageable for installation purposes. The mechanical life rating of 120 operations per hour is indicative of its resilience, while the electrical life is marked at 60 operations per hour, confirming its reliability in consistent use. Overall, the 140G-M6K3-D63 circuit breaker stands out for its operational efficiency and safety features.

Revision Part #Also known as
140G-M6K3-D63 Ser A140G-M6K3-D63/A, Series A, Rev A
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