The GE FGN36AA630NNF is a Molded Case Circuit Breaker (MCCB) designed for use in industrial power distribution systems. 

GE FGN36AA630NNF Case Circuit Breaker The GE FGN36AA630NNF Case Circuit Breaker is a high-quality circuit breaker designed for industrial applications. It provides reliable protection for electrical systems and equipment, helping to prevent damages caused by overloads and short circuits. Featuring a durable and compact design, this circuit breaker is easy to install and maintain, making it an ideal choice for a variety of industrial settings.

Ampere Rating: 630A

Frame Type: G-frame (suitable for ratings 400A-630A)

Number of Poles: 3 (3P)

Short-circuit Breaking Capacity (Icu): 50 kA at 415VAC, 10 kA at 690VAC

Voltage Rating (Ui): 750V

Current Adjustment (Ir): 180-630A

Protection Trip Unit: Electronic, with PremEon protection

Dimensions: 262mm x 138.7mm x 123mm

Weight: 4.5 kg

 This FGN36AA630NNF indicates the maximum fault current the breaker can interrupt without damage; it typically ranges from 18kA to 65kA depending on the specific configuration.

Frame Size: This FGN36AA630NNF circuit breaker typically has a standard frame size, which determines the physical dimensions and compatibility with electrical systems.

Poles: Can be designed with multiple poles, typically 3-pole or 4-pole for three-phase systems.

The trip unit (either thermal-magnetic or electronic) determines the response to overloads and short circuits.

Provides protection against overcurrent and short-circuit conditions.

Used in large electrical installations, including switchgear and motor control centers.