SL1021B150RF

Series:	SL1021B
Packaging:	Tray
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Voltage - DC Spark Over (Nom):	150V
Impulse Discharge Current (8/20µs):	20000A (20kA)
Tolerance:	--
Number of Poles:	3
Fail Short:	Yes
Mounting Type:	Through Hole
Package / Case:	Axial Cylinder, 3 Lead (Radial Bend)

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Gas Discharge Tube Arresters (GDT) are a type of surge protection device used to eliminate transient voltages in high voltage systems. A surge arrester is a device that diverts or clamps high voltage over-voltage away from sensitive components or circuits. GDTs are most commonly used in medium voltage and high voltage applications where higher voltages are present. SL1021B150RF is one of the most popular GDTs used in these applications.The SL1021B150RF is a two-pole GDT containing two glass-enveloped sulfur hexafluoride (SF6) gas-filled tubes. The gas-filled tubes are connected to the enclosure’s ground. This ensures that any overvoltage or surge is conducted to ground instead of through the line and towards the application.The SL1021B150RF can protect line voltages of up to 600VAC and withstand surges of up to 10KV. It is capable of switching current up to 150A and is suitable for frequencies up to 50Hz. The SL1021B150RF is designed to meet the requirements of UL, CE, EN, and IEC standards, and is available in both single and double poles.There are several applications that can benefit from the protection provided by the SL1021B150RF. These applications include transmission and distribution systems, renewable energy systems, power systems, and wind turbines. It can also be used in industrial and commercial facilities where there is a need for surge protection.The working principle of SL1021B150RF is based on the phenomenon of gas discharge. When a surge voltage exceeds the rated threshold voltage, the SF6 gas inside of the tube begins to ionize. The current that flows through the tube breaks down the molecular structure of the gas and is then dissipated in the form of heat energy. This process briefly increases the voltage across the tube and causes the circuit to open, protecting the device from the surge voltage.The SL1021B150RF is designed to ensure that the voltage within the protected circuit remains within the specified voltage range. The performance of the SL1021B150RF also ensures that it begins to conduct current at the appropriate time, regardless of voltage or frequency. The device can be mounted in almost any orientation and is designed to provide protection for a wide range of applications.SL1021B150RF provides the reliable surge protection required in a variety of applications. The device’s working principle, combined with its robust construction, make it ideal for lightening protection and other high voltage applications. It can provide the necessary protection while ensuring that the desired voltage and current remain within the specified range.

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