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Allen Bradley 140G MCB 140G-G2C4-D10

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140G-G2C4-D10

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The 140G-G2C4-D10 is a molded case circuit breaker manufactured by Allen-Bradley, a brand under Rockwell Automation. This model features a G frame size and is rated for 125 amps. Its interrupting capacity is rated at 25 kA, providing essential protection in electrical systems.

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Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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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-G2C4-D10

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-G2C4-D10
Weight5.19 lbs (2.35 kg)
FrameG
Amps125
Interrupting Rating25 kA
Protection TypeFixed Thermal/ Fixed Magnetic
Poles4
Current Range100 A
Rated Insulation Voltage800 V
Rated Impulse Withstand Voltage8 kV
Thermal Trip100 A
Magnetic Trip1000 A
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This particular circuit breaker, part of Allen-Bradley's 140G MCB series, is a molded case design offering robustness and reliability. The frame is classified under type G, and the device is capable of managing an amperage of 125. Its four-pole configuration allows for versatile usage. With a thermal trip setting at 100 amps, it provides effective protection against overloads. The magnetic trip has a higher threshold, rated at 1000 amps, ensuring the circuit remains protected from fault conditions.

The breaker has a rated insulation voltage of 800 volts, which is essential for preventing dielectric failure. Additionally, it withstands impulse voltages of up to 8 kV, demonstrating its resilience under transient conditions. Weighing in at 3.08 pounds, the 140G-G2C4-D10 is designed for ease of installation without compromising on performance. This circuit breaker is engineered for fixed thermal and magnetic protection, ensuring consistent performance in industrial settings.

Revision Part #Also known as
140G-G2C4-D10 Ser A140G-G2C4-D10/A, Series A, Rev A
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