SL1003A400R

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Gas Discharge Tube Arresters (GDT) are devices designed to provide protection against high voltage spikes, such as lightning, static electricity, cable and power surges. The SL1003A400R is a common type of GDT, and is used in a wide variety of applications. This article will explain the application field and working principle of the SL1003A400R.

The SL1003A400R is designed for medium frequency high voltage spikes, making it ideal for use in protective equipment for motors and generators, renewable energy systems, power transmission and distribution systems, and communication systems. The device is designed to arrest and dissipate the energy of the high voltage surge, thus preventing it from causing damage to the equipment.

The SL1003A400R is composed of two main parts; the spark gap and the gas discharge tube. The spark gap is a metal component with two electrodes in which a short circuit of high voltage occurs when a high voltage surge is detected. This causes the electrons in the high voltage surge to heat up and create a spark. The spark then travels through a gas filled chamber called the gas discharge tube. The gas in the gas discharge tube is ionized when the spark passes through, creating a conductive path through which the high voltage surge is dissipated.

The SL1003A400R is designed to provide high levels of protection. It has a voltage rating of 400kV, and can handle up to 6kA of current. The device also features an overvoltage detector, which is designed to shut off the gas discharge tube if the voltage exceeds the rated limit. Furthermore, the device is encased in a robust fire-retardant plastic housing, making it resistant to mechanical shocks and extreme temperatures.

Overall, the SL1003A400R is a reliable and robust GDT that is suitable for use in a variety of applications. It provides effective protection against high voltage surges, and is encased in a sturdy casing for protection against extreme temperatures and shocks. The device is also able to detect and shut off the gas discharge tube if the voltage exceeds the rated limit, ensuring maximum protection to the equipment.

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