SL1021A150C

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Gas Discharge Tube (GDT) arresters are commonly used in power systems, mostly at the substation level, for the purpose of arresting transient over-voltages. These transient over-voltages can be caused by interruptions in the power and a variety of other conditions. GDT arresters protect against lightning and other over-voltage transients that could cause serious damage to the equipment. GDT arresters are designed to absorb a high amount of energy, while remaining in a low-voltage, quiescent state until a predefined over-voltage is reached.

The SL1021A150C is a specific type of GDT arrester. This type of arrester has a wide application field and can be used in many areas, including residential, commercial, and industrial applications. It is commonly used in overhead transmission lines, substations, and distribution networks. The SL1021A150C can also be used for both load side and motor side applications, as well as for application on HV and MV lines.

The working principle of GDT arresters is based on a high-voltage electron discharge, which is used to suppress transient over-voltages. When an over-voltage transient occurs, the arrester conducts the energy from the transient away from the system components, protecting them from damage. GDT arresters contain a gas-filled tube, typically filled with sulfur hexafluoride. This gas is ionized when exposed to high electric fields and allows the arrester to conduct current. The tube is connected to an external conductor, which is usually a zinc oxide resistor.

The SL1021A150C arrester has a nominal voltage of 150V AC, and a maximum continuous operating voltage of 170V AC. The arrester also has a response time of 0.020s and a peak surge current capacity of 78A. The typical response time of the SL1021A150C is lower than many other types of GDT arresters and this makes the SL1021A150C particularly well-suited for applications where a fast response is desired. The arrester also has a surge capacity of 78A, which makes it more suitable for applications subjected to high current surges.

The SL1021A150C is a robust and reliable GDT arrester, which provides reliable protection for equipment in both residential and commercial applications. The arrester is designed to absorb a high amount of energy, while remaining in a low-voltage, quiescent state until a predefined over-voltage is reached. The SL1021A150C\'s fast response time and high surge capacity make it suitable for a wide range of applications and it offers a reliable and efficient solution for protecting against transient over-voltages.

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