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Allen Bradley 140G MCB 140G-J6H4-D10

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140G-J6H4-D10

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The 140G-J6H4-D10 is a molded case circuit breaker from Allen-Bradley designed for reliable electrical protection. This unit is rated for 250 amps with a robust interrupting capacity of 65 kA. Equipped with electronic LSI protection, it ensures responsive and effective circuit interruption.

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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 140G-J6H4-D10

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-J6H4-D10
Weight10.00 lbs (4.54 kg)
FrameJ
Amps250
Interrupting Rating65 kA
Protection TypeElectronic LSI
Poles4
Current Range100 A
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The Allen-Bradley 140G-J6H4-D10 is a high-capacity molded case circuit breaker designed for rigorous applications. With a maximum current rating of 250 amps, it accommodates significant electrical loads. The 65 kA interrupting rating ensures the breaker can effectively respond to fault conditions. This device is configured with four poles, offering versatility in multi-phase applications.

Protection is provided via electronic LSI technology, which enhances safety and reliability by adapting to conditions. This model supports a current range of up to 100 A, allowing for precise control in various settings. Its rated insulation voltage reaches up to 1000 V, signifying its ability to function efficiently in high-voltage environments. Furthermore, the unit is built to withstand impulse voltages of 8 kV, adding an extra layer of durability.

Weighing 7.72 pounds, the 140G-J6H4-D10 strikes a balance between strength and manageability for installation. The mechanical life of 240 operations per hour indicates its durability, while an electrical life of 120 operations per hour underscores its capability for consistent performance over time. This circuit breaker is a vital component for ensuring the safety and efficiency of electrical systems.

Revision Part #Also known as
140G-J6H4-D10 Ser A140G-J6H4-D10/A, Series A, Rev A
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