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140G-K0K4-D40

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The 140G-K0K4-D40 breaker model by Allen-Bradley is a robust molded-case circuit breaker offering reliable performance for demanding applications. It operates at 400 Amps with a significant interrupting capacity of 100 kA and features advanced electronic LSIG 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-K0K4-D40

Manufacturer	Rockwell Automation
Brand	Allen-Bradley
Part Number/Catalog No.	140G-K0K4-D40
Product Type	Molded Case Circuit Breaker
Frame	K
Amps	400
Interrupting Rating	100 kA
Protection Type	Electronic LSIG
Poles	4
Current Range	400 A
Rated Insulation Voltage	1000V
Rated Impulse Withstand Voltage	8 kV
Weight	9.15 lb
Mechanical Life	120 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-K0K4-D40 is classified as a molded case circuit breaker, engineered for high-efficiency circuit protection. With its K frame type, this circuit breaker can manage a current capacity of 400 Amps and offers an impressive interrupting rating of 100 kA. This breaker is equipped with electronic LSIG and MM protection technology, providing enhanced safety features against overloads and short circuits.

Its construction allows it to operate effectively at a rated insulation voltage of 1000 volts, ensuring suitability for various high-voltage applications. Additionally, it is rated to withstand impulse voltage levels of up to 8 kV, which aids in the protection against transient spikes in electrical systems.

The unit weighs 9.15 pounds, making it manageable for installation and handling. Designed for durability, it boasts a mechanical lifespan rating of 120 operations per hour and an electrical lifespan rating of 60 operations per hour, indicating reliability in continuous usage. Overall, the 140G-K0K4-D40 serves as a dependable component for safeguarding electrical installations in industrial settings.