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Allen Bradley 140M Circuit Breakers 140MT-D9V-B25

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140MT-D9V-B25

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The 140MT-D9V-B25, a motor protection circuit breaker by Allen Bradley, is designed for effective control in various applications. Capable of handling thermal current from 1.6 to 2.5 A, this unit offers reliable protection for variable frequency drive (VFD) outputs, operating with a rated voltage of 480 VAC.

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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 140MT-D9V-B25

ManufacturerAllen Bradley
Product TypeMotor Protection Circuit Breaker
Product Line140M Circuit Breakers
Part Number140MT-D9V-B25
Weight1.44 lbs (0.65 kg)
UPC191326562607
Thermal Current Range1.6–2.5 A
MountingDIN-rail
Poles3-pole
Trip ClassClass 10
ConstructionOpen style
Adjustment MethodDial-set
Magnetic TripHigh-magnetic
ApplicationVFD output protection
Rated Operational Voltage480 VAC
Breaking CapacityHigh
Frequency60 Hz
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The Allen Bradley 140MT-D9V-B25 is specifically structured as a motor protection circuit breaker intended to safeguard motors and associated equipment. This device operates within a thermal current range of 1.6 to 2.5 A and is equipped for 480 VAC operational voltage. Its three-pole design allows it to effectively manage and protect motor applications.

As part of its functionality, the circuit breaker utilizes a high-magnetic trip method, providing enhanced reliability for higher starting currents encountered in various applications. The adjustment is made easy with a dial-set method, allowing users to configure the device according to operational demands. This characteristic caters to precise control in diverse settings where thermal protection is essential.

Constructed in an open style, the 140MT-D9V-B25 facilitates straightforward installation and accessibility during mounting on standard DIN rails. With capabilities to support high breaking capacity, the breaker ensures efficient disconnecting of the circuits under fault conditions. It operates effectively at a frequency of 60 Hz, marking it suitable for typical industrial applications where VFD output protection is necessary.