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Allen Bradley 140U MCB 140U-J6D3-D22

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140U-J6D3-D22

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The 140U-J6D3-D22 is a molded case circuit breaker from Allen Bradley's 140U MCB series. It is rated at 250 A with a breaking capacity of 70 kA at 400 V and 65 kA at 480 V, providing robust protection in a variety of electrical 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-J6D3-D22

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140U MCB
Part Number140U-J6D3-D22
Weight20.00 lbs (9.07 kg)
GTIN10662074775283
Frame Rating250 A
Breaking Capacity @ 400V70 kA
Breaking Capacity @ 480 V65 kA
Rated Operational Current225 A
Min. Operating Temperature-25°C
Max. Operating Temperature60°C
Min. Storage Temperature-40°C
Max. Storage Temperature80°C
Installation Altitude1000 m
Relative Humidity5 to 95% (non-condensing)
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The Allen Bradley 140U-J6D3-D22 molded case circuit breaker is engineered for high performance within its frame rating of 250 amperes. This robust circuit breaker provides significant breaking capacities, rated at 70 kA when operating at 400 volts and 65 kA at 480 volts. This versatility makes it suitable for various demanding electrical environments.

For operational guidelines, the device functions effectively within a temperature range that spans from a minimum of -25°C to a maximum of 60°C. This feature ensures reliability across a wide range of conditions. The unit also offers storage capabilities, with temperatures tolerating from -40°C up to 80°C stable storage conditions.

Protection against environmental factors is reinforced, supporting installation at altitudes of up to 1000 meters. Moreover, it remains dependable in relative humidity conditions ranging from 5% to 95%, provided that they are non-condensing. The 140U-J6D3-D22 circuit breaker is an essential component for ensuring safety and stability in electrical systems.