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Allen Bradley 140G MCB 140G-H15H3-D12

140G-H15H3-D12

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The 140G-H15H3-D12 is a robust circuit breaker from Allen-Bradley, part of the 140G series. Rated to handle 125 amps, this molded case circuit breaker features a high interrupting capacity of 150 kA and is designed with electronic LSI protection.

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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 our products come with DO Supply's 2-year warranty.
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Technical specifications for 140G-H15H3-D12

ManufacturerRockwell Automation
BrandAllen-Bradley
Part Number/Catalog No.140G-H15H3-D12
Product TypeMolded Case Circuit Breaker
FrameH
Amps125
Interrupting Rating150 kA
Protection TypeElectronic LSI
Current Range120 A
Rated Insulation Voltage1000 V
Rated Impulse Withstand Voltage8 kV
Weight2.65 lb
Mechanical Life240 Operations/hr.
Electrical Life120 Operations/hr.
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.
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The Allen-Bradley 140G-H15H3-D12, designed for reliable circuit protection, operates effectively within the framework of molded case circuit breakers. It is structured in an H frame size and is rated at 125 Amps capacity, ensuring substantial protective capabilities.

This model boasts an impressive interrupting rating of 150 kA which enhances its potential for managing fault conditions efficiently. The protection mechanism is built on electronic LSI technology, offering precise fault detection and minimal nuisance tripping. With a current range maximum of 120 A, the unit is ideal for various electrical applications.

Designed to withstand a rated insulation voltage of up to 1000 V, the breaker is engineered for high-performance environments. Its ability to handle a rated impulse withstand voltage of 8 kV further supports its reliability in protecting circuits against voltage surges.

The mechanical life of the 140G-H15H3-D12 is rated at 240 operations per hour, ensuring long-term durability. Its electrical life is efficient, capable of 120 operations per hour, which underscores its suitability for frequent operational cycles. Weighing 2.65 pounds, this circuit breaker is a practical component for various electrical distribution systems.

Revision Part #Also known as
140G-H15H3-D12 Ser A140G-H15H3-D12/A, Series A, Rev A
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