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Allen Bradley 140G MCB 140G-M5F4-D60

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140G-M5F4-D60

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The 140G-M5F4-D60 molded case circuit breaker from Allen-Bradley is engineered for high-performance applications. This unit supports up to 800 Amps with an interruption capacity of 50 kA. It features a four-pole design, allowing for flexible motor protection and control.

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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-M5F4-D60

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-M5F4-D60
Weight15.00 lbs (6.80 kg)
FrameM
Amps800
Interrupting Rating50 kA
Protection TypeAdjustable Thermal/ Adjustable Magnetic
Poles4
Current Range600 A
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life120 Operations/hr.
Electrical Life60 Operations/hr.
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The 140G-M5F4-D60, part of the Allen-Bradley 140G MCB lineup from Rockwell Automation, is a robust molded case circuit breaker. Designed for stringent applications, this breaker carries a current rating of 800 Amps. With its M frame classification, it is built to provide reliable protection in demanding environments.

This model features a four-pole configuration ideal for ensuring comprehensive protection. It has an interrupting rating of 50 kA, effectively handling substantial fault conditions. The adjustable thermal and magnetic protection enhances its adaptability to specific operational requirements, allowing users to customize the protection settings based on system dynamics.

The breaker can manage a current range up to 600 A, ensuring its versatility across varied applications. Rated for insulation voltage of 1000 volts, the 140G-M5F4-D60 also withstands impulse voltages up to 8 kV, demonstrating its suitability for environments susceptible to electrical transients. With a weight of 33.29 pounds, it offers robust construction without compromising installation ease.

Additionally, the mechanical life of this unit is rated at 120 operations per hour, ensuring longevity in frequent cycling scenarios, while its electrical life is rated at 60 operations per hour. The 140G-M5F4-D60 is engineered to provide consistent operational integrity and reliability, making it an essential component for safeguarding electrical systems.

Revision Part #Also known as
140G-M5F4-D60 Ser A140G-M5F4-D60/A, Series A, Rev A
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