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Allen Bradley 140G MCB 140G-M5I3-D60

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140G-M5I3-D60

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The 140G-M5I3-D60 from Allen-Bradley is a molded case circuit breaker intended for robust applications. Featuring 800 amps as its maximum capacity, this device provides an interrupting capacity of 50 kA. It is equipped with electronic LSIG protection technology to enhance safety in various environments.

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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-M5I3-D60

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-M5I3-D60
Weight20.00 lbs (9.07 kg)
FrameM
Amps800
Interrupting Rating50 kA
Protection TypeElectronic LSIG
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 Allen-Bradley 140G-M5I3-D60 is a high-performance molded case circuit breaker designed for demanding electrical systems. This unit has an M frame, making it suitable for applications requiring significant load handling with a maximum current rating of 800 A. The device incorporates cutting-edge electronic LSIG protection, which ensures reliable and precise circuit management by offering enhanced protection against short circuits and overloads.

With an impressive interrupting rating of 50 kA, this breaker is designed to safeguard connected equipment by effectively interrupting high fault currents. The operational limits include a current range of 600 A, making it versatile for different applications. Furthermore, the insulation voltage capability is rated at 1000 V, ensuring safe operation in high-voltage installations.

Durability is a key feature, as the device withstands impulse voltages of up to 8 kV, ensuring resilience against voltage transients. Weighing in at 26.68 lb, the 140G-M5I3-D60 provides a solid yet manageable design for installation in various panels. The mechanical life rating of this circuit breaker is 120 operations per hour, indicating its suitability for robust usage, while its electrical life rating is 60 operations per hour, affirming its reliability in continuous operation scenarios.

Revision Part #Also known as
140G-M5I3-D60 Ser A140G-M5I3-D60/A, Series A, Rev A
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