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Allen Bradley 140U MCB 140U-JD3D3-D17

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140U-JD3D3-D17

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The 140U-JD3D3-D17 is a molded case circuit breaker from the Allen Bradley 140U MCB series. Capable of handling a rated current of 175 A, this device ensures robust protection for electrical circuits operating at a voltage rating of 600V AC.

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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-JD3D3-D17

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140U MCB
Part Number140U-JD3D3-D17
Weight32.00 lbs (14.51 kg)
Frame Size CompatibilityJ Frame
Number of Poles3 Poles
Rated Current175 A
Voltage Rating600V AC
Interrupting Rating at 480 VAC35 kA
Protection TypeThermal-Magnetic
Minimum Frequency50 Hz
Maximum Frequency60 Hz
Mounting StyleBolt-on / Panel mount
Terminal TypeLoad-side lug terminals
Installation Altitude1000 m
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The Allen Bradley 140U-JD3D3-D17 circuit breaker serves as a reliable solution for managing electrical circuits. This molded case circuit breaker is compatible with J frame sizes, allowing for flexible integration into various installations. With a robust rated current of 175 A, it effectively handles significant electrical loads and is rated for a maximum voltage of 600V AC.

This circuit breaker employs a thermal-magnetic protection system, providing reliable safeguards against overload and short circuit conditions. Its interrupting capability stands at 35 kA when operating at 480 VAC, ensuring it can manage high fault currents effectively.

Designed for operational efficiencies, this unit supports a frequency range from 50 Hz to 60 Hz, enhancing its adaptability across different applications. The mounting style of the 140U-JD3D3-D17 allows for either bolt-on or panel mount configurations, promoting ease of installation. It utilizes load-side lug terminals for secure connections.

This circuit breaker is suitable for installation at altitudes of up to 1000 meters, making it versatile for various environmental conditions. Overall, the 140U-JD3D3-D17 circuit breaker is an essential component for ensuring safety and reliability in electrical systems.