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Allen Bradley 140G MCB 140G-HTH3-D12

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140G-HTH3-D12

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The 140G-HTH3-D12 molded case circuit breaker, produced by Allen-Bradley, is part of the Rockwell Automation lineup. It features a robust amperage rating of 125 A and incorporates an electronic LSI protection mechanism to ensure reliable performance in demanding 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-HTH3-D12

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-HTH3-D12
Weight3.00 lbs (1.36 kg)
FrameHC
Amps125
Interrupting RatingTrip Unit
Protection TypeElectronic LSI
Current Range120 A
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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The 140G-HTH3-D12 is an efficient molded case circuit breaker designed for industrial electrical systems. With a sturdy HC frame, it can handle a maximum current of 125 amps. This circuit breaker utilizes an electronic LSI protection type, enhancing the safety and reliability of connected equipment. The current rating permits operation up to 120 A, making it ideal for a variety of industrial applications.

This unit is rated for insulation voltages of up to 1000 volts, providing sufficient protection in high-voltage scenarios. It also features a rated impulse withstand voltage of 8 kV, allowing it to endure voltage spikes without failure. Weighing just 2.65 pounds, the 140G-HTH3-D12 is lightweight relative to its capabilities.

The breaker has a mechanical life expectancy of 240 operations per hour, showing its aptitude for environments requiring frequent cycling. Furthermore, it has an electrical life rating of 120 operations per hour, ensuring longevity under regular electrical load conditions. The combination of its specifications makes the 140G-HTH3-D12 a dependable choice for ensuring electrical safety in various operational settings.

Revision Part #Also known as
140G-HTH3-D12 Ser A140G-HTH3-D12/A, Series A, Rev A
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