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Allen Bradley 140M Circuit Breakers 140M-L8P-D40

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140M-L8P-D40

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The 140M-L8P-D40 from Allen Bradley is a motor circuit protector designed for high performance. This device features a rated operational current of 400 A and can handle magnetic trip settings ranging from 2000 A to 4000 A.

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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 140M-L8P-D40

ManufacturerAllen Bradley
Product TypeMotor Circuit Protector
Product Line140M Circuit Breakers
Part Number140M-L8P-D40
Weight12.00 lbs (5.44 kg)
UPC662468159074
Frame SizeL-Frame
Rated Operational Current400 A
Magnetic Trip Setting2000 A to 4000 A
Number of Poles3 poles
Breaking CapacityHigh performance rating (65 kA @ 480V AC)
Minimum Storage Temperature0 degrees Celsius
Maximum Storage Temperature40 degrees Celsius
Operating Humidity80% (non-condensing)
Storage Humidity80% (non-condensing)
Installation Altitude1000 m
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The Allen Bradley model 140M-L8P-D40 is characterized as a motor circuit protector. It operates effectively with a rated current of 400 A. This circuit protector is configured in a three-pole arrangement, providing reliable protection for motor circuits. One of its key features includes a magnetic trip setting that can be adjusted between 2000 A and 4000 A, allowing for tailored protection in various applications.

This product boasts a breaking capacity rated highly at 65 kA when operating at 480 V AC, ensuring it can manage substantial fault currents while safeguarding motor operations. Designed within the L-frame size category, the 140M-L8P-D40 offers stability and reliable performance.

Storage conditions for this circuit protector are well-defined; it is safe to keep in temperatures ranging from 0 degrees Celsius to 40 degrees Celsius. Both operational and storage humidity levels can reach up to 80% (non-condensing), ensuring it remains effective under various atmospheric conditions. Additionally, it can be installed at altitudes up to 1000 m, making it suitable for diverse industrial environments.