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140G-N5I4-E12

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The 140G-N5I4-E12 is a sturdy molded case circuit breaker rated at 1200 Amps. It has an interrupting rating of 50 kA, making it suitable for heavy-duty applications. Equipped with electronic LSIG protection, it features four poles and can handle a current range of 1200 A efficiently.

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Technical specifications for 140G-N5I4-E12

Manufacturer	Rockwell Automation
Brand	Allen-Bradley
Part Number/Catalog No.	140G-N5I4-E12
Product Type	Molded Case Circuit Breaker
Frame	N
Amps	1200
Interrupting Rating	50 kA
Protection Type	Electronic LSIG
Poles	4
Current Range	1200 A
Rated Insulation Voltage	1000 V
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 Allen-Bradley 140G-N5I4-E12 molded case circuit breaker is engineered for high current applications. With a substantial amp rating of 1200, this device can manage significant electrical loads. It provides an interrupting capacity of 50 kA, handling fault conditions effectively within this range.

The breaker features electronic LSIG protection, safeguarding circuits against overloads and short circuits. It is configured with four poles for versatile installation options. Additionally, the current handling capabilities allow it to operate efficiently within a maximum current range of 1200 A. This makes it apt for extensive industrial uses and critical systems requiring robust circuit protection.

Designed for high-voltage environments, it is rated for insulation up to 1000 volts. The 140G-N5I4-E12 also withstands impulse voltages rated at 8 kV, further ensuring its resilience in challenging electrical conditions. With a weight of 27.56 pounds, it can easily be integrated into existing control systems while providing the necessary protections. Furthermore, it maintains reliable operation with a mechanical and electrical lifespan each rated for 60 operations per hour, ensuring longevity and durability in operational settings.