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Allen Bradley Bulletin 140MG 140MG-H8P-D12

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140MG-H8P-D12

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The 140MG-H8P-D12 from Allen Bradley is a motor circuit protector designed to safeguard motor applications effectively. With a robust rated operational current of 125 A and an operational voltage range accommodating 200 to 690 V, it is suitable for various setups in industrial 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 140MG-H8P-D12

ManufacturerAllen Bradley
Product TypeMotor Circuit Protector
Product LineBulletin 140MG
Part Number140MG-H8P-D12
Weight10.00 lbs (4.54 kg)
Frame SizeH Frame
Rated Operational Current125 A
Protection TypeMagnetic Trip Protection
Rated Operating Voltage Range200 to 690 V
Voltage TypeAC
Breaking Capacity65 kA
Rated Motor Power (AC-3)37 kW
Number of Phases3-Phase
Number of Poles3 Poles
Connection TypeScrew Connection
IP RatingIP20
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The 140MG-H8P-D12 is a motor circuit protector within Allen Bradley's Bulletin 140MG series, featuring an H frame design for greater robustness. This protector is rated for operational currents up to 125 A, making it ideal for sizable motor circuits. Operating efficiently over a broad voltage range of 200 to 690 V AC, it is versatile enough for various industrial applications.

This unit comes equipped with a magnetic trip protection mechanism. This feature ensures that it reacts swiftly to unexpected faults, thereby enhancing protection for connected motor loads. The breaking capacity of 65 kA enables this circuit protector to manage short-circuit conditions effectively, preventing potential equipment damage.

Designed for three-phase systems, the 140MG-H8P-D12 contains three poles to suit a wide array of connections. It has a rated motor power capacity of 37 kW, providing sufficient support for typical industrial motor applications. The connection method is screw-based, ensuring secure wiring configurations. Additionally, with an IP20 rating, it offers basic ingress protection, suitable for installation in controlled environments where moist or dusty conditions are minimal.