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Allen Bradley 140G MCB 140G-G3C3-D10

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140G-G3C3-D10

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The 140G-G3C3-D10 from Allen-Bradley is a compact molded case circuit breaker designed for reliable power management. It operates at a rated current of 125 amps and has a maximum interrupting capacity of 35 kA.

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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-G3C3-D10

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-G3C3-D10
Weight10.00 lbs (4.54 kg)
FrameG
Amps125
Interrupting Rating35 kA
Protection TypeFixed Thermal/ Fixed Magnetic
Current Range100 A
Rated Insulation Voltage800 V
Rated Impulse Withstand Voltage8 kV
Thermal Trip100 A
Magnetic Trip1000 A
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The Allen-Bradley 140G-G3C3-D10 serves as a molded case circuit breaker engineered for high-performance applications. This model incorporates a G frame, capable of accommodating a maximum current of 125 Amps. It delivers substantial protection through both fixed thermal and fixed magnetic trip mechanisms, providing stable operation during overload and short-circuit conditions. The circuit breaker is rated with a notable interrupting capacity of 35 kA, which is vital for safeguarding circuits against unexpected faults.

Designed for high voltage applications, the 140G-G3C3-D10 breaker maintains a rated insulation voltage of 800 volts, alongside an impulse withstand rating of 8 kV. This level of insulation ensures safety during operational peaks. The device's thermal trip is set at 100 Amps while the magnetic trip threshold operates at 1000 Amps, allowing for precise response under varying electrical loads. Weighing approximately 2.42 pounds, it is suitable for a variety of installation scenarios, enhancing both utility and safety in electrical distribution systems.

Revision Part #Also known as
140G-G3C3-D10 Ser A140G-G3C3-D10/A, Series A, Rev A
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