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Allen Bradley 140G MCB 140G-JC0C3-C40

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140G-JC0C3-C40

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The 140G-JC0C3-C40 from Allen-Bradley is a molded case circuit breaker engineered for high performance. With a maximum capacity of 250 Amps and an interrupting rating of 100 kA, this unit is designed for reliability in filtering and protecting electrical circuits.

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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-JC0C3-C40

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-JC0C3-C40
Weight10.00 lbs (4.54 kg)
FrameJC
Amps250
Interrupting Rating100 kA
Protection TypeFixed Thermal/ Fixed Magnetic
Current Range40 A
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The 140G-JC0C3-C40 series from Allen-Bradley is a sophisticated molded case circuit breaker. Designed by Rockwell Automation, this component has a frame size identified as JC and operates effectively at a maximum of 250 Amps. Suitable for a wide variety of applications, the unit possesses a strong interrupting rating of 100 kA to handle fault conditions securely.

Fixed thermal and magnetic protection ensures reliable operation during overloads and short circuits. Within its design, it supports a current range of up to 40 Amps. The rated insulation voltage of the device reaches 1000 Volts, while it can withstand impulse voltages of up to 8 kV, making it suitable for environments with electrical disturbances.

This circuit breaker weighs 5.51 pounds and its mechanical life expectancy is rated at 240 operations per hour, ensuring durability and longevity in frequent use. Additionally, an electrical life duration rated at 120 operations per hour guarantees robust performance for connected circuitry. Overall, the 140G-JC0C3-C40 stands as a solid choice for safeguarding electrical installations.

Revision Part #Also known as
140G-JC0C3-C40 Ser A140G-JC0C3-C40/A, Series A, Rev A
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