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Allen Bradley 140G MCB 140G-H3C4-C30

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140G-H3C4-C30

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The 140G-H3C4-C30 represents a reliable molded case circuit breaker crafted by Allen-Bradley, a part of Rockwell Automation. Operating at a robust 125 amp capacity, it provides an interrupting capability of 35 kA, making it suitable for critical applications.

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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-H3C4-C30

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-H3C4-C30
Weight3.00 lbs (1.36 kg)
FrameH
Amps125
Interrupting Rating35 kA
Protection TypeFixed Thermal/ Fixed Magnetic
Poles4
Current Range30 A
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The 140G-H3C4-C30 molded case circuit breaker by Allen-Bradley is engineered for safety and efficiency in electrical systems. This component operates at a full capacity of 125 amps, supporting significant electrical loads. It provides an interrupting rating of 35 kA, essential for addressing fault currents effectively.

The design includes four poles, making it advantageous for various wiring options. This device offers protection through fixed thermal and magnetic mechanisms, ensuring it effectively responds to both overloads and short circuits. It supports a current range of 30 A, accommodating a variety of applications.

The rated insulation voltage stands at 1000 V, which prepares the component for demanding environments. Additionally, with a rated impulse withstand voltage of 8 kV, it guards against voltage spikes. Weighing 3.53 lb, the 140G-H3C4-C30 is manageable for installation within panels. Its operational longevity is reflected in its mechanical life of 240 operations per hour and an electrical life rated at 120 operations per hour, attesting to its reliability in various conditions.

Revision Part #Also known as
140G-H3C4-C30 Ser A140G-H3C4-C30/A, Series A, Rev A
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