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140G-NS0H4-E12

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The 140G-NS0H4-E12 from Allen-Bradley is a molded case circuit breaker primarily designed for high-current applications. With a capacity of 1200 amps, this unit is engineered to manage substantial electrical loads. The breaker's interrupting capacity is rated at 100 kA, ensuring reliability in fault conditions.

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Technical specifications for 140G-NS0H4-E12

Manufacturer	Rockwell Automation
Brand	Allen-Bradley
Part Number/Catalog No.	140G-NS0H4-E12
Product Type	Molded Case Circuit Breaker
Frame	NS
Amps	1200
Interrupting Rating	100 kA
Protection Type	Electronic LSI
Poles	4
Current Range	1200 A
Rated Insulation Voltage	1000V
Rated Impulse Withstand Voltage	8 kV
Weight	27.56 lb
Mechanical Life	60 Operations/hr.
Electrical Life	60 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 140G-NS0H4-E12 model is a sophisticated molded case circuit breaker provided by Allen-Bradley, part of the Rockwell Automation lineup. It is specifically tailored to accommodate high operational demands, with a maximum current rating of 1200 Amps. The unit's interrupting rating reaches 100 kA, effectively securing circuits during overload or fault occurrences.

Designed with an NS frame, the circuit breaker showcases four poles, making it suitable for various three-phase applications. The insulation voltage rating is set at 1000 volts, making it adaptable to high-voltage systems. Additionally, it possesses an impulse withstand voltage rating of 8 kV, enhancing its robustness against voltage spikes and ensuring operational integrity.

Weighing in at 27.56 pounds, the unit is manageable for installation and maintenance. The 140G-NS0H4-E12 is engineered for durability, with both mechanical and electrical life ratings of 60 operations per hour, ensuring it can withstand frequent cycling in demanding applications. This circuit breaker combines advanced electronic LSI protection, affirming its suitability for critical systems requiring dependable and efficient performance.