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Allen Bradley 140G MCB 140G-M6I4-D63

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140G-M6I4-D63

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The 140G-M6I4-D63 from Allen-Bradley represents a key component in electrical management systems. This molded case circuit breaker is rated for 800 Amps and is designed to interrupt currents up to 65 kA, ensuring that electrical systems operate safely and efficiently.

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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-M6I4-D63

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-M6I4-D63
Weight32.00 lbs (14.51 kg)
FrameM
Amps800
Interrupting Rating65 kA
Protection TypeElectronic LSIG
Poles4
Current Range630 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-M6I4-D63 is an integral molded case circuit breaker designed to manage high currents reliably. It offers a maximum capability of 800 Amps, making it suitable for heavy-duty applications. The device is classified in an M frame and includes a notable interrupting capacity of 65 kA, providing robust protection against electrical faults.

It is equipped with electronic LSIG protection, which enhances operational integrity in various circuit conditions. This model features four poles, allowing it to function effectively across various configurations and applications. The current range it operates within is 630 A, which supports its versatility in handling different loads.

Designed for high-voltage scenarios, the breaker has a rated insulation voltage of 1000V. It withstands impulse voltages of up to 8 kV, ensuring resilience against sudden surges. Weighing 33.29 lb, this circuit breaker is built for durability and can perform 120 mechanical operations per hour, alongside an electrical operational life rated at 60 operations per hour. These specifications make the 140G-M6I4-D63 a vital part for high-capacity electrical systems.

Revision Part #Also known as
140G-M6I4-D63 Ser A140G-M6I4-D63/A, Series A, Rev A
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