B88069X5480C253

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Gas discharge tubes (GDTs) are a type of electrical protective device, based on the principle of electrical breakdown and recovery. They are made of materials that are able to withstand high voltage and current, and therefore they are used as a surge or transient protection device, often in high voltage power systems. In this article, we will discuss the application field and working principle of a GDT with the reference code B88069X5480C253.

The B88069X5480C253 GDT is a type of three-electrode GDT, suitable for applications that require good electrical properties. It has a maximum voltage rating of 5.2kV, making it perfect for protecting high voltage power systems from transient voltages. This GDT is also suitable for surge arresters used in power applications such as power supply circuits, power distribution circuits, and industrial control panels. It also has a surge current rating of 20kA, which is high enough to protect the power supply against transient surge currents.

In terms of its working principle, the B88069X5480C253 GDT operates on the principle of electrical breakdown and recovery. In normal state, the electrodes of the GDT are insulated from each other. When a surge voltage above the critical breakdown voltage is applied to the electrodes, the GDT enters the forward conduction state. The current passing through it increases rapidly and will reach its peak current rating (20kA in this case). Subsequently, the voltage across the GDT decreases and the current stops flowing. When the voltage drops below the holding voltage of the GDT, it will switch back to the non-conducting state, restoring the power system to its original state.

To sum up, the B88069X5480C253 GDT is suitable for protecting high voltage power systems from surge and transient damage. Its maximum voltage rating of 5.2kV and surge current rating of 20kA make it suitable for industrial power applications. The working principle of this GDT is based on the principle of electrical breakdown and recovery, allowing it to protect the power system from transient voltages.

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