SL1021A260RF

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Gas Discharge Tube Arresters (GDT) are one of the most reliable and advanced protection devices known to the electrical industry. They have been designed to provide superior protection against high-voltage electrical disturbances such as lightning, power surges, and momentary voltage dropouts. The SL1021A260RF GDT has become an essential component of almost all high-voltage electrical systems, ranging from residential homes to commercial businesses and industrial plants. In this article, we will discuss the application field and working principle of the SL1021A260RF GDT.

The SL1021A260RF is a three-terminal, bidirectional-blocking gas discharge tube arrester designed for use on telecommunications and data lines in the 100 kHz – 2GHz range. The device provides up to 60 dB of isolation between the protected line and the protected equipment. The SL1021A260RF is designed to suppress high-frequency impulses, providing reliable lightning protection for equipment operating below the limits of FCC regulations.

The SL1021A260RF provides reliable surge protection for transmission and telecoms equipment, including mobile phone base stations, digital subscriber line (DSL) modems, and other high-frequency telecoms applications. In addition, the GDT can protect against data disturbances caused by lightning strikes, switching transients, and short circuit currents. The GDT is also suitable for protecting broadcast, satellite, and cable TV systems against lightning-associated signal disturbances.

The working principle of the SL1021A260RF GDT is based on the same basic principles as all other gas discharge tubes, though its operating characteristics have been specifically designed to provide maximum protection to the telecoms equipment it is trying to protect. When an over-voltage occurs, the GDT acts as a short-circuit, shunting the current to its ground terminal. The GDT has been designed with a low activation voltage and minimal increase in resistance during operation, allowing it to protect telecoms equipment when voltage levels exceed its limit.

The SL1021A260RF is constructed with an inner core of gas, which consists of a mixture of nitrogen, oxygen, and other gases. The gas mixture is supplied to the inner core and acts as a "bridge" when the voltage exceeds the maximum rated level. This bridge bridges the gap between the two electrodes, blocking the high-voltage current from passing through the GDT. The bridge created by the inner core of gas also acts as a resistor, limiting the flow of current when the GDT is in its activation state. Once the voltage levels drop below the rated threshold, the GDT automatically resets and is ready to absorb the next surge.

The SL1021A260RF GDT is one of the most reliable and advanced protection devices on the market, providing superior protection against transient voltages and lightning strikes. Its low activation voltage and minimal increase in resistance ensure the safe and reliable protection of telecoms and data equipment. Through its extensive testing and research, SL1021A260RF has proven to be a trusted protection device guide for customers looking for reliable performance and robust protection.

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