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Allen Bradley 140G MCB 140G-H2C4-C30

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140G-H2C4-C30

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The 140G-H2C4-C30 from Allen-Bradley is a molded case circuit breaker well-suited for various electrical applications. Constructed with H-frame specifications, this model supports a maximum current of 125 Amps while offering reliable protection with a 25 kA interrupting capacity.

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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-C30

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-H2C4-C30
Weight3.00 lbs (1.36 kg)
FrameH
Amps125
Interrupting Rating25 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 Allen-Bradley 140G-H2C4-C30 is an effective molded case circuit breaker designed to meet rigorous demands in electrical systems. This unit operates under a maximum rating of 125 Amps and is built within a robust H frame. It is engineered to interrupt a fault current with an impressive rating of 25 kA, safeguarding equipment from overload and short circuit conditions. Being equipped with 4 poles, this breaker is appropriate for various configurations, providing flexible installation options.

In terms of protective features, it employs fixed thermal and magnetic mechanisms, enhancing its ability to react in critical situations. The current range is set at 30 A, making this breaker adaptable for multiple applications. With a rated insulation voltage reaching 1000 volts, the 140G-H2C4-C30 participates efficiently in higher voltage settings.

Additionally, it is capable of withstanding impulse voltages up to 8 kV, reinforcing its longevity and reliability under transient conditions. The unit weighs approximately 3.53 pounds, allowing for relatively easy handling during installation. This circuit breaker is rated for a mechanical lifespan of 240 operations per hour, alongside an electrical lifespan of 120 operations per hour, which affirms its durability for continuous use in various environments.

Revision Part #Also known as
140G-H2C4-C30 Ser A140G-H2C4-C30/A, Series A, Rev A
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