APG6-23504-8 Circuit Protection

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Circuit breakers are devices that break current flow in an electrical circuit, either manually operated or system activated. The APG6-23504-8 is a circuit breaker from ABB and is designed for high-voltage applications in the power supply systems. This model is suitable for both indoor and outdoor installations, including for truck, locomotive, crane and other mobile applications.

The APG6-23504-8 works on the principle of localized arcing, in which the current flow is interrupted by creating a high temperature zone between two conducting parts. This results in a rapid arc that heats the surrounding air and cools the current-carrying parts, effectively breaking the circuit. The arc length is determined by the distance between the two parts, and the arc intensity is determined by the material and shape of the parts. In the APG6-23504-8, a internal arc-limited tube is used to further limit the arc.

In terms of application, the APG6-23504-8 has a variety of uses, including protection against high short circuit currents and disconnection of lines during faults. It is also suitable for power plants, substations, switchgear, and other power distribution systems. It can be used as a disconnect switch and as a load-breaking switch. This makes it an excellent choice for the protection of both indoor and outdoor installations.

In addition, the APG6-23504-8 is designed to meet the most stringent safety regulations and is tested to the highest standards. Its intelligent trip-free, time-limited, and overcurrent protection features make it an excellent choice for applications such as high-voltage power supply systems. Also, its contact force balance feature ensures a reliable connection and a secure disconnection, reducing the risk of electric shocks. It also features a high level of insulation, making it safe for use in hazardous locations.

In conclusion, the APG6-23504-8 is a dependable and reliable circuit breaker from ABB. It offers protection from high short-circuit currents and disconnection of lines during faults. Its contact force balance and high level of insulation make it an excellent choice for high-voltage power supply applications, especially in hazardous locations. Furthermore, it has undergone rigorous tests to ensure compliance with safety regulations, making it a safe and reliable choice for a variety of applications.

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