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Allen Bradley 140G MCB 140G-M6H4-D63

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140G-M6H4-D63

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The 140G-M6H4-D63 from Allen-Bradley is a high-capacity molded case circuit breaker. It is rated for 800 Amps and features a robust interrupting rating of 65 kA. This model incorporates Electronic LSI for effective protection and operates with four poles.

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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-M6H4-D63

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-M6H4-D63
Weight32.00 lbs (14.51 kg)
FrameM
Amps800
Interrupting Rating65 kA
Protection TypeElectronic LSI
Poles4
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 Allen-Bradley 140G-M6H4-D63 molded case circuit breaker is designed for demanding electrical applications. Its robust construction supports a maximum current of 800 Amps, which is crucial for handling significant power loads. This unit features an interrupting capacity of 65 kA, essential for ensuring safe operation under fault conditions.

The Electronic LSI protection mechanism provides precise performance and enhances the reliability of circuit operations. With four poles in its design, the breaker can manage multiple circuits simultaneously while maintaining efficiency. Its operational parameters allow it to function within a current range of 630 A, making it suitable for versatile applications.

This model can maintain a rated insulation voltage of 1000 volts, which is vital for compatibility in high-voltage systems. Additionally, it withstands impulse voltages reaching 8 kV, helping safeguard against transient surges. At a weight of 33.29 pounds, it balances sturdiness with practicality for installation.

For lifecycle metrics, the 140G-M6H4-D63 boasts a mechanical life capable of 120 operations per hour, and an electrical life rated at 60 operations per hour. This durability underscores its capacity to operate effectively over time in demanding environments.

Revision Part #Also known as
140G-M6H4-D63 Ser A140G-M6H4-D63/A, Series A, Rev A
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