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Allen Bradley 140U MCB 140U-J6D3-D10

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140U-J6D3-D10

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The 140U-J6D3-D10 is a robust molded case circuit breaker that belongs to the 140U MCB series from Allen Bradley. It supports a rated voltage of 480 V and operates effectively in three-phase configurations, making it suitable for various industrial applications.

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Ships from Raleigh, NC
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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-J6D3-D10

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140U MCB
Part Number140U-J6D3-D10
Weight6.25 lbs (2.83 kg)
GTIN/UPC10662072093709
Minimum Frequency50 Hz
Maximum Frequency60 Hz
Interrupting Rating65 kA
Trip TypeThermal-Magnetic
Protection TypeFixed Thermal Protection
Rated Voltage480 V
Number of Phases3-phase
Number of Poles3
Terminal LugsNot Installed
Frame SizeJ-Frame

Model 140U-J6D3-D10 is a molded case circuit breaker from Allen Bradley’s 140U MCB series. This breaker is rated for a maximum voltage of 480 V and designed for three-phase power systems. Operating within a frequency range of 50 Hz to 60 Hz, it accommodates various electrical environments.

With an interrupting rating of 65 kA, this unit ensures robust protection against overloads and short circuits. The breaker employs a thermal-magnetic trip mechanism, providing reliable functionality of both thermal and magnetic trip features. It also includes fixed thermal protection to enhance safety in electrical applications.

This circuit breaker is designated as a 3-pole unit, further enhancing its compatibility with three-phase systems. The enclosure follows a J-frame sizing, which contributes to its compact design. However, note that terminal lugs must be acquired separately for installation, allowing for customization based on specific application needs.