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Allen Bradley 140G MCB 140G-H3C4-C63

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140G-H3C4-C63

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The 140G-H3C4-C63 is a molded case circuit breaker from Allen-Bradley, capable of handling significant electrical loads. Designed for a 125 Amp capacity, this unit features four poles and a robust interrupting rating of 35 kA, ensuring effective protection from fault conditions.

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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-C63

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-H3C4-C63
Weight10.00 lbs (4.54 kg)
FrameH
Amps125
Interrupting Rating35 kA
Protection TypeFixed Thermal/ Fixed Magnetic
Poles4
Current Range63 A
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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From Allen-Bradley, the part number 140G-H3C4-C63 represents a molded case circuit breaker with superior capabilities. It operates at a maximum load of 125 Amps and features a frame categorized as H. This circuit breaker is specifically built to provide fixed thermal and fixed magnetic protection, significantly reducing the risk of damage caused by overload or short-circuits.

It supports a maximum current flow up to 63 Amps and boasts an impressive interrupting rating of 35 kA, ensuring reliable performance in demanding electrical conditions. The rated insulation voltage for this unit is established at 1000 V, enabling it to function effectively in high-voltage environments. Furthermore, the 140G-H3C4-C63 can handle impulse withstand voltage, rated at 8 kV, making it suitable for various industrial applications.

With a weight of 3.53 pounds, this circuit breaker is easy to handle during installation. Its mechanical life is rated at 240 operations per hour, indicating durability for repeated use. The electrical life offers 120 operations per hour, demonstrating its reliability and efficiency over time. Overall, the 140G-H3C4-C63 is designed to meet stringent protection and safety requirements in electrical systems.

Revision Part #Also known as
140G-H3C4-C63 Ser A140G-H3C4-C63/A, Series A, Rev A
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