SL1021A200C

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Gas Discharge Tube Arresters (GDT) are protective devices that are designed to protect electric circuits and other components from lighting and power system overloads. The SL1021A200C is a Gas Discharge Tube Arrester (GDT), designed to provide protection in electric power distribution systems. It is widely used in industrial and commercial applications, and can be used in both AC and DC systems.

The SL1021A200C is designed to provide excellent protection to circuits and other components against transient over-voltage conditions, such as line surges, lightning strikes, and other power system faults. It is not designed to protect against continuous high voltage or current conditions. It is designed to be compact and easy to install, and features a robust construction, making it suitable for even harsh environmental conditions.

The SL1021A200C is a two–phase, two–level GDT. The two–phase design is necessary to provide balanced protection to both lines in the system. The main working principle of the GDT is based on the fact that when the voltage across it exceed a certain level, the insulation between the electrodes is reduced and breakdown occurs. This breakdown creates a spark which discharges the voltage surge and allows the current to be safely discharged.

The SL1021A200C is designed to work in two–stages. In the first stage, the low level voltage is detected and the GDT enters the protection state. This stage is designed to provide a low resistance path for the surge current, while simultaneously providing effective protection against direct lightning strikes and short-term power system faults. In the second stage, the high–level voltage is detected and the GDT enters the self-discharge state. This stage is designed to provide a low resistance path for the surge current and simultaneously isolates the electrical circuit from the transient surges, ensuring that the circuit is not damaged by any over-voltage conditions.

Overall, the SL1021A200C is a compact, reliable, and cost-effective Gas Discharge Tube Arresters (GDT). It is designed to provide excellent protection to industrial and commercial power distribution systems, and can be used in both AC and DC systems. It is an ideal solution for providing protection against transient over voltage conditions, such as line surges, lightning strikes, and other power system faults.

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