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Allen Bradley 140G MCB 140G-H3I4-D16

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140G-H3I4-D16

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The 140G-H3I4-D16, an advanced molded case circuit breaker, is produced by Allen-Bradley. This device handles 125 amps and features electronic LSIG protection. Its interrupting capacity reaches 35 kA, making it suitable for demanding applications.

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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-H3I4-D16

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-H3I4-D16
Weight10.00 lbs (4.54 kg)
FrameH
Amps125
Interrupting Rating35 kA
Protection TypeElectronic LSIG
Poles4
Current Range160 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-H3I4-D16 molded case circuit breaker is designed for high performance in electrical systems. This unit is rated at 125 Amps and can manage continuous current demands effectively. It utilizes electronic LSIG protection technology, providing sophisticated safeguards against short circuits and overloads. The breaker boasts an interrupting rating of 35 kA, providing assurance of safety in fault conditions.

Constructed within an H frame, this circuit breaker is designed to accommodate varying installation environments. It is configured with four poles to allow for greater flexibility in applications requiring multi-phase connections. The current handling capacity can extend up to 160 A, ensuring it meets the needs of robust systems.

This model also features impressive electrical characteristics. With a rated insulation voltage of 1000 V, it is equipped to perform reliably in high-voltage scenarios. Additionally, it withstands impulse voltages of up to 8 kV. Weighing in at 3.53 lbs, the unit is manageable for installation and maintenance.

In terms of operational longevity, the 140G-H3I4-D16 provides a mechanical life rating of 240 operations per hour and 120 electrical operations per hour. These specifications indicate a reliable and durable component that can handle substantial operational demand across various industrial applications.

Revision Part #Also known as
140G-H3I4-D16 Ser A140G-H3I4-D16/A, Series A, Rev A
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