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Allen Bradley 140G MCB 140G-JC0I3-C40

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140G-JC0I3-C40

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The 140G-JC0I3-C40 is part of the Allen-Bradley line of molded case circuit breakers. This unit operates at a maximum current of 250 Amps and offers an interrupting capacity of 100 kA, ensuring effective protection against electrical faults.

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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-JC0I3-C40

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-JC0I3-C40
Weight10.00 lbs (4.54 kg)
FrameJC
Amps250
Interrupting Rating100 kA
Protection TypeElectronic LSIG
Current Range40 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-JC0I3-C40 serves as a molded case circuit breaker engineered for reliability in electrical systems. Operating with a frame designation of JC, this breaker supports up to 250 Amps of current. A notable feature is its interrupting rating of 100 kA, which allows it to handle substantial fault currents, providing considerable protective capabilities.

In terms of operational safeguards, the 140G-JC0I3-C40 is equipped with electronic LSIG protection. This functionality ensures effective response to overloads and short circuits, essential for maintaining system integrity. The circuit breaker manages a current range of 40 A, making it versatile for various applications. Its rated insulation voltage reaches 1000 volts, accommodating high-voltage environments, and it withstands impulse voltage levels up to 8 kV to enhance reliability against transient voltage spikes.

Weighing 5.51 pounds, this unit is designed for ease of handling and installation. It is built for efficiency, providing a mechanical life rating of 240 operations per hour alongside an electrical life rating of 120 operations per hour. These specifications confirm the robust design and durability of the 140G-JC0I3-C40 molded case circuit breaker, making it suitable for critical industrial applications.

Revision Part #Also known as
140G-JC0I3-C40 Ser A140G-JC0I3-C40/A, Series A, Rev A
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