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Allen Bradley 140G MCB 140G-NS6H3-E12

Product image is representative; revision or series may vary. Contact us to request a specific version.

140G-NS6H3-E12

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The 140G-NS6H3-E12 is a robust molded case circuit breaker designed by Allen-Bradley. It handles an impressive rating of 1200 Amps, with an interrupting capacity of 65 kA. The circuit breaker features electronic LSI protection, making it reliable for various 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-NS6H3-E12

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-NS6H3-E12
Weight32.00 lbs (14.51 kg)
FrameNS
Amps1200
Interrupting Rating65 kA
Protection TypeElectronic LSI
Current Range1200 A
Rated Insulation Voltage1000V
Rated Impulse Withstand Voltage8 kV
Mechanical Life60 Operations/hr.
Electrical Life60 Operations/hr.

Designed for performance, the 140G-NS6H3-E12 molded case circuit breaker from Allen-Bradley offers high reliability and robust features. Rated for a substantial current of 1200 Amps, it provides security and stability in electrical systems. An interrupting rating of 65 kA ensures that this unit can safely manage fault conditions effectively.

This circuit breaker incorporates electronic LSI protection, which enhances its capacity for safeguarding circuits from overloads and other electrical issues. It utilizes an NS frame type that supports efficient installation and integration in various setups. The insulation voltage rating of 1000 volts makes it suitable for high-voltage applications. Furthermore, the impulse withstand voltage rating of 8 kV allows for reliable operation in environments with potential transient voltages.

Weighing 27.56 pounds, the unit is designed to endure with operational efficiency. It delivers a mechanical life rating of 60 operations per hour, ensuring consistent performance for applications requiring sustained use. Similarly, it maintains an electrical life rating of 60 operations per hour, highlighting its reliability in long-term service. The 140G-NS6H3-E12 breaker is an essential component for effective circuit protection in industrial settings.

Revision Part #Also known as
140G-NS6H3-E12 Ser A140G-NS6H3-E12/A, Series A, Rev A
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