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Allen Bradley 140G MCB 140G-H6H3-D12

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140G-H6H3-D12

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The 140G-H6H3-D12 is a molded case circuit breaker by Allen-Bradley designed for effective circuit protection. It operates at a maximum current rating of 125 Amps and has an interrupting rating of 65 kA, suitable for managing significant electrical faults.

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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-H6H3-D12

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-H6H3-D12
Weight3.00 lbs (1.36 kg)
FrameH
Amps125
Interrupting Rating65 kA
Protection TypeElectronic LSI
Current Range120 A
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The 140G-H6H3-D12 molded case circuit breaker, developed by Allen-Bradley, represents a robust solution for electrical safety. This device has a frame classification of H and is rated for a maximum continuous current of 125 Amps. It stands out with an interrupting capability of 65 kA, effectively protecting circuits during overload conditions.

Designed with electronic LSI protection, the breaker is capable of managing current ranges up to 120 A. It meets the rigorous requirements for classifications with a rated insulation voltage of 1000 volts, suitable for a wide array of industrial applications. Additionally, the rated impulse withstand voltage is set at 8 kV, which provides further resilience against voltage spikes.

The 140G-H6H3-D12 weighs 2.65 pounds, making it a manageable option during installation within panels. This model has a mechanical life of 240 operations per hour, which reflects its durability under frequent usage, while its electrical life is rated at 120 operations per hour, ensuring reliable performance over time. Overall, this molded case circuit breaker is engineered for superior safety and efficiency in complex electrical systems.

Revision Part #Also known as
140G-H6H3-D12 Ser A140G-H6H3-D12/A, Series A, Rev A
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