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Allen Bradley 140G MCB 140G-H2C4-C70

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140G-H2C4-C70

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The 140G-H2C4-C70 is a four-pole molded case circuit breaker designed by Allen-Bradley. Featuring an H frame, it operates at a maximum current of 125 Amps and has an interrupting capacity of 25 kA. This model employs fixed thermal and fixed magnetic protection mechanisms for reliable functionality.

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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-H2C4-C70

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-H2C4-C70
Weight3.00 lbs (1.36 kg)
FrameH
Amps125
Interrupting Rating25 kA
Protection TypeFixed Thermal/ Fixed Magnetic
Poles4
Current Range70 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-H2C4-C70 molded case circuit breaker operates effectively within an H frame design. It is rated at 125 Amps, making it suitable for various demanding electrical applications. With a notable interrupting rating of 25 kA, it can manage significant fault currents and ensures circuit protection.

The breaker features a protective system composed of fixed thermal and fixed magnetic mechanisms, which provide solid defense against overloads and short circuits. It incorporates four poles for versatile installation in multi-phase systems. Supporting a current range of 70 A, the device ensures compatibility with differing load requirements.

The unit boasts a rated insulation voltage of 1000 volts, supporting its use in high-voltage applications. It can endure impulse withstand voltages as high as 8 kV, enhancing system stability during transient spike conditions.

Weighing 3.53 lbs, the 140G-H2C4-C70 offers a mechanical life expectancy of 240 operations per hour, affirming its suitability for environments requiring frequent use. Its electrical life is rated at 120 operations per hour, indicative of a reliable performance across various applications. This circuit breaker is an essential component for industrious settings where circuit integrity and reliable performance matter.

Revision Part #Also known as
140G-H2C4-C70 Ser A140G-H2C4-C70/A, Series A, Rev A
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