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Allen Bradley 140U MCB 140UE-JTF3-D20

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140UE-JTF3-D20

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The 140UE-JTF3-D20 is a molded case circuit breaker from Allen Bradley's 140U MCB series. This unit has a rated current of 200 Amperes and is designed with a J frame size. Offering three poles and a thermal-magnetic trip unit, it provides reliable operation at voltages up to 690 VAC, along with insulation rated at 800 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 140UE-JTF3-D20

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140U MCB
Part Number140UE-JTF3-D20
Weight0.81 lbs (0.37 kg)
Rated Current200 A
Frame SizeJ Frame
Number of Poles3 poles
Trip Unit TypeThermal-magnetic
Rated Operational Voltage690V AC
Rated Insulation Voltage800 VAC
Minimum Operating Temperature-25 °C
Maximum Operating Temperature70 °C
Minimum Storage Temperature-40 °C
Maximum Storage Temperature85 °C
Installation Altitude1000 m
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The Allen Bradley part number 140UE-JTF3-D20 belongs to the 140U MCB series and functions as a molded case circuit breaker designed for safety and reliability. The unit accommodates a rated current of 200 Amperes and is based on the J frame size. This breaker is equipped with three poles, ensuring it can adequately manage power distribution in various applications. The thermal-magnetic trip unit enhances its protection capabilities, allowing it to react effectively to overloads and short circuits.

With a rated operational voltage of 690 V AC, the breaker ensures compatibility with high-voltage systems, while the rated insulation voltage stands at 800 VAC. These ratings provide confidence in its ability to handle electrical demands safely. Environmental adaptability is facilitated through a minimum operating temperature of -25 °C, and it can withstand a maximum operating temperature of up to 70 °C. For storage purposes, it can maintain performance within the range of -40 °C to 85 °C, ensuring reliability under various conditions.

The installation altitude capability of up to 1000 meters helps incorporate this breaker into diverse settings. The 140UE-JTF3-D20 is engineered for those requiring durable, efficient circuit protection in a compact design.