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Allen Bradley 140U MCB 140U-J3D3-D15

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140U-J3D3-D15

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The Allen Bradley 140U-J3D3-D15 is a molded case circuit breaker designed for reliable circuit protection. This unit is rated for 150 A with a maximum voltage of 600 V, making it suitable for various applications requiring 3-phase connectivity.

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2 Year DO Supply Warranty
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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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 140U-J3D3-D15

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140U MCB
Part Number140U-J3D3-D15
Weight10.00 lbs (4.54 kg)
UPC662073006831
Number of Phases3-phase
Number of Poles3
Rated Current150 A
Rated Voltage600 V
Interrupting Rating35 kA
Trip TypeThermal-Magnetic
Protection TypeFixed Thermal Protection
Connection TypeBolt-On
Frame SizeJ-Frame
Mounting TypePanel Mount
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The 140U-J3D3-D15, part of the Allen Bradley 140U MCB series, is a molded case circuit breaker intended for critical circuit protection. It operates under a 150 A rated current and supports a rated voltage of 600 V, making it a solid choice for various 3-phase installations. With three poles available, it efficiently manages multiple circuit pathways.

This circuit breaker features a thermal-magnetic trip type, ensuring reliable response to overload and short-circuit conditions. The fixed thermal protection adds an extra layer of security, preventing potential damage during electrical faults. The interrupting rating of 35 kA signifies its capacity to withstand significant fault currents, making the device suitable for demanding applications.

Designed with a J-frame size, the 140U-J3D3-D15 is intended for panel mounting, ensuring secure installation within control cabinets. The bolt-on connection type allows for straightforward integration with existing systems, contributing to quick modifications and repairs. Overall, this molded case circuit breaker combines effective performance, reliable protection, and ease of installation for industrial environments.