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Allen Bradley 140G MCB 140G-JC0F3-D17

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140G-JC0F3-D17

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The 140G-JC0F3-D17 is a molded case circuit breaker manufactured by Allen-Bradley under Rockwell Automation. It has a robust amperage capacity of 250 Amps and a high interrupting rating of 100 kA, providing reliable circuit protection.

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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-JC0F3-D17

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-JC0F3-D17
Weight10.00 lbs (4.54 kg)
FrameJC
Amps250
Interrupting Rating100 kA
Protection TypeAdjustable Thermal/ Adjustable Magnetic
Current Range170 A
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The 140G-JC0F3-D17 model from Allen-Bradley represents a molded case circuit breaker designed for high performance. With an amp capacity of 250, it is suitable for heavy-duty applications. The device has an interrupting capacity of 100 kA, enabling it to handle fault conditions effectively and safely.

This breaker is categorized with a JC frame type, optimized for both functionality and installation adaptability. It covers a current range that peaks at 170 A, ensuring compatibility with various circuit arrangements. Safety features include adjustable thermal and magnetic protection. The unit operates under a rated insulation voltage of 1000 volts, making it viable for high-voltage environments. Additionally, it resists impulse voltages as high as 8 kV, providing extra protection against transients.

Weighing in at 5.51 pounds, this circuit breaker is not only robust but also compact. It is designed for a mechanical lifespan of 240 operations per hour, which indicates its durability over time. The electrical life rating stands at 120 operations per hour, reflective of its reliability during normal usage. Overall, the 140G-JC0F3-D17 stands out as a dependable choice for ensuring safe circuit operations across various industrial applications.

Revision Part #Also known as
140G-JC0F3-D17 Ser A140G-JC0F3-D17/A, Series A, Rev A
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