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Allen Bradley 140G MCB 140G-JC0H3-C40

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140G-JC0H3-C40

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The 140G-JC0H3-C40 is a molded case circuit breaker from Allen-Bradley, suitable for various electrical applications. This device operates at a maximum capacity of 250 Amps and is designed with an interrupting rating of 100 kA, which provides robust protection during fault conditions.

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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-JC0H3-C40

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-JC0H3-C40
Weight10.00 lbs (4.54 kg)
FrameJC
Amps250
Interrupting Rating100 kA
Protection TypeElectronic LSI
Current Range40 A
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The 140G-JC0H3-C40 from Allen-Bradley is a high-capacity molded case circuit breaker designed for reliability and safety in electrical systems. Capable of managing up to 250 Amps, it ensures effective circuit protection with its 100 kA interrupting capacity, which is essential for mitigating the risks associated with overloads and faults.

This model comprises a JC frame and features electronic LSI protection, optimizing its ability to handle various load conditions while maintaining efficiency. The current range is set at a maximum of 40 Amps, providing flexibility in various applications. The circuit breaker operates with a rated insulation voltage of 1000 volts, ensuring it can handle substantial electrical demands.

Furthermore, this unit can withstand impulse voltages reaching 8 kV, enhancing its durability against electrical surges. At a weight of 5.51 pounds, it is constructed for ease of installation and management in control panels. The mechanical life rating of 240 operations per hour indicates its robust design for repetitive use, while an electrical life of 120 operations per hour emphasizes its reliability during continuous service. Overall, the 140G-JC0H3-C40 is a dependable choice for ensuring safe electrical operations in industrial environments.

Revision Part #Also known as
140G-JC0H3-C40 Ser A140G-JC0H3-C40/A, Series A, Rev A
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