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Allen Bradley 140U MCB 140U-JD6D3-C90

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140U-JD6D3-C90

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The 140U-JD6D3-C90 model is a molded case circuit breaker from Allen Bradley’s 140U MCB series. It features a three-pole configuration with a rated current capacity of 90 A and is designed for both AC and DC applications.

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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-JD6D3-C90

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140U MCB
Part Number140U-JD6D3-C90
Weight32.00 lbs (14.51 kg)
Frame SizeJ Frame
Number of Poles3 Poles
Rated Current90 A
Trip Unit TypeThermal-Magnetic
Thermal TripFixed Thermal
Rated Voltage (AC)600 V AC
Rated Voltage (DC)250 V DC
Interrupting Rating (480V AC)65 kA
Interrupting Rating (240V AC)100 kA
Interrupting Rating (600V AC)25 kA
Installation Altitude1000 m
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The part number 140U-JD6D3-C90 represents a molded case circuit breaker designed by Allen Bradley within the 140U MCB series. It is characterized by its J frame size and is configured with three poles. This circuit breaker has a rated current of 90 amperes, suitable for various electrical applications. The unit operates effectively at 600 volts AC and 250 volts DC, providing versatile connectivity for both alternating and direct current systems.

In terms of protection, it uses thermal-magnetic trip technology, ensuring that it reacts appropriately to overload and short-circuit conditions. The thermal trip is fixed, allowing for reliable performance under normal operating conditions. Interrupting ratings are critical for circuit breakers, and this model boasts significant ratings: 100 kA at 240 volts AC, 65 kA at 480 volts AC, and 25 kA at 600 volts AC. Such capabilities confirm its robustness in demanding electrical environments.

The 140U-JD6D3-C90 is also designed to perform efficiently at installation altitudes reaching 1000 meters, making it adaptable for various settings. Its durable construction and operational reliability make it suitable for a wide range of industrial applications where circuit protection is essential.