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Allen Bradley 140G MCB 140G-JC6C3-C63

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140G-JC6C3-C63

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The 140G-JC6C3-C63 is a reliable molded case circuit breaker by Allen-Bradley, manufactured by Rockwell Automation. Designed for high performance, it operates at a maximum of 250 Amps and provides an impressive interrupting rating of 65 kA. This model features both fixed thermal and fixed magnetic protection for enhanced safety and efficiency.

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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-JC6C3-C63

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-JC6C3-C63
Weight10.00 lbs (4.54 kg)
FrameJC
Amps250
Interrupting Rating65 kA
Protection TypeFixed Thermal/ Fixed Magnetic
Current Range63 A
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The Allen-Bradley 140G-JC6C3-C63 serves as an essential molded case circuit breaker tailored to meet demanding requirements. It carries a significant maximum current rating of 250 Amps, delivering reliable performance in critical systems. Featuring an interrupting capacity of 65 kA, this device effectively manages fault conditions to prevent system damage.

Constructed with fixed thermal and magnetic mechanisms, the breaker ensures precise overload protection and short-circuit management. With a robust current range reaching up to 63 Amps, it accommodates a wide variety of applications requiring steady current control. The rated insulation voltage stands at 1000 volts, highlighting its ability to operate safely in high-voltage environments.

Additionally, the 140G-JC6C3-C63 can withstand impulse voltages of up to 8 kV, providing an extra layer of security against voltage spikes. This circuit breaker has a weight of 5.51 pounds, facilitating straightforward installation while offering durability.

The unit is engineered for longevity, with a mechanical life expectancy of 240 operations per hour, and it has an electrical life rated at 120 operations per hour. Overall, the 140G-JC6C3-C63 model exemplifies the balance between performance and reliability needed for rigorous industrial applications.

Revision Part #Also known as
140G-JC6C3-C63 Ser A140G-JC6C3-C63/A, Series A, Rev A
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