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Allen Bradley 140G MCB 140G-H6H4-D12

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140G-H6H4-D12

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The molded case circuit breaker 140G-H6H4-D12 by Allen-Bradley, part of the Rockwell Automation line, is designed for high-performance applications. This device operates at 125 Amps with a substantial interrupting capacity of 65 kA. It features four poles for enhanced circuit management and is built with electronic LSI protection.

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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-H6H4-D12

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-H6H4-D12
Weight10.00 lbs (4.54 kg)
FrameH
Amps125
Interrupting Rating65 kA
Protection TypeElectronic LSI
Poles4
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-H6H4-D12 molded case circuit breaker is engineered for durability and efficiency. Designed by Allen-Bradley, this device supports a frame rating designated as 'H' and is capable of managing up to 125 amps of current. It provides a high interrupting rating of 65 kA, making it suitable for protection against high fault currents.

The four-pole configuration allows it to function effectively in multi-phase systems, enhancing its utility across various applications. Electronic LSI protection ensures precise monitoring of electrical loads, reducing risks associated with overloads.

This circuit breaker has a rated insulation voltage of 1000 volts, which allows it to withstand demanding electrical conditions, while the rated impulse withstand voltage reaches up to 8 kV, providing additional reliability and safety.

Weighing in at 3.53 pounds, the 140G-H6H4-D12 maintains an efficient design that's simple to integrate into existing setups. The mechanical life spans 240 operations per hour, with an electrical life rated at 120 operations per hour, indicating substantial operational longevity. Overall, this reinforced breaker is ideal for applications needing dependable circuit protection and control.

Revision Part #Also known as
140G-H6H4-D12 Ser A140G-H6H4-D12/A, Series A, Rev A
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