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Allen Bradley 140M Circuit Breakers 140M-JD8P-D20-W

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140M-JD8P-D20-W

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The 140M-JD8P-D20-W Motor Protection Circuit Breaker by Allen Bradley provides reliable circuit protection in motor applications. It is rated for an operational current of 250 A at voltages up to 600 V AC, with a breaking 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 140M-JD8P-D20-W

ManufacturerAllen Bradley
Product TypeMotor Protection Circuit Breaker
Product Line140M Circuit Breakers
Part Number140M-JD8P-D20-W
Weight7.94 lbs (3.60 kg)
UPC721749641438
Rated Operational Current250 A
Rated System Voltage600 V AC
Interrupting Rating/Breaking CapacityHigh Break
Trip TypeMagnetic only
Trip Current Range1250–2500 A
Number of Poles3-pole
Control Element / HandleToggle lever
Mounting StylePanel and enclosure mountable
Frame SizeJD frame
Terminal TypeScrew-type lug
Connection TypeFeed-through line
Breaking Capacity65 kA
Frequency50/60 Hz
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The Allen Bradley 140M-JD8P-D20-W is a Motor Protection Circuit Breaker known for its dependable performance in electrical installations. It is designed to handle a rated operational current of 250 A and is capable of operating at system voltages of up to 600 V AC. This breaker is characterized by its high interrupting rating, allowing it to manage extensive fault currents effectively, with a breaking capacity of 65 kA.

Equipped with a magnetic-only trip mechanism, it provides a trip current range of 1250–2500 A, which is essential for protecting motor circuits from overloads and short-circuit conditions. The three-pole configuration of the breaker ensures it can support three-phase operations. With a toggle lever for control, it allows easy manual operation.

For installation, the 140M-JD8P-D20-W can be mounted in a panel or enclosure, offering flexibility for various applications. It utilizes screw-type lug terminals for solid wire connections, ensuring the integrity of connections during operation. The connection type is feed-through line, facilitating effective power distribution. Designed for use at typical frequencies of 50/60 Hz, this motor protection circuit breaker is an essential component in systems requiring reliable motor control.