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Allen Bradley Bulletin 140MG 140MG-J8P-D20

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140MG-J8P-D20

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The 140MG-J8P-D20 is a motor circuit protector designed by Allen Bradley, belonging to the Bulletin 140MG series. Rated for 200 A, this device operates effectively at 480 V in three-phase AC systems, with a significant interrupting capacity of 65 kA.

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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 140MG-J8P-D20

ManufacturerAllen Bradley
Product TypeMotor Circuit Protectors
Product LineBulletin 140MG
Part Number140MG-J8P-D20
Weight5.50 lbs (2.49 kg)
UPC885630441788
Frame SizeJ-Frame
Number of Poles3
Interrupting Capacity65 kA
Rated Current200 A
Rated Voltage480 V
Voltage TypeAC
Number of Phases3-Phase
Power Loss35.7 W
Rated Insulation Voltage1000 V
Motor Power50 Hp
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The Allen Bradley 140MG-J8P-D20 serves as an effective motor circuit protector within high-demand settings. Its rated current stands at 200 amperes, making this unit suitable for a range of industrial motor applications. With a rated voltage of 480 volts in three-phase systems, the device supports robust motor operations.

This model is based on a J-frame size and integrates three poles, providing adequate protection during operation. Its interrupting capacity of 65 kA ensures that it can safely interrupt fault conditions, essential for safeguarding motors and connected equipment.

The circuit protector can manage motor power levels reaching up to 50 horsepower, meeting substantial operational requirements. Additionally, the rated insulation voltage is set at 1000 volts, enhancing safety features. It also shows a power loss of 35.7 watts, maintaining energy efficiency while performing its protective roles. Overall, the 140MG-J8P-D20 is designed with precision to meet the needs of modern motor control applications.