2020-42T-C2FLF

Series:	2020T
Packaging:	Tray
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Voltage - DC Spark Over (Nom):	360V
Impulse Discharge Current (8/20µs):	10000A (10kA)
Tolerance:	--
Number of Poles:	3
Fail Short:	Yes
Mounting Type:	Through Hole
Package / Case:	Axial Cylinder, 3 Lead (Radial Bend)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Introduction

Gas Discharge Tube Arresters (GDT) have been used for many years in electrical power systems to protect against high voltage surges. GDTs are often used in the primary protection of electrical networks, such as lightning protection. They are typically composed of two parts: a pulse generator and a surge arrester. The surge arrester acts as the conductor or “short-circuiting” element that protects the pulse generator from the high voltage surge.

Applications of 2020-42T-C2FLF

The 2020-42T-C2FLF surge arrester is used in many applications, such as power distribution, power generation, and telecommunications. It is most commonly used to protect electrical networks and equipment from lightning surge. This type of arrester, with its superior insulation capability, can also be used in high temperature areas.The 2020-42T-C2FLF surge arrester can be used to protect power transmission lines and other electrical equipment against currents such as switching, faults, lightning, and unbalanced operation on the power grid. It has high insulation capability and can be used in high-temperature environments. It is also suitable for use with alternating current (AC) circuits.

Working Principle

The working principle behind GDT technology involves the principle of field ionization. A high current builds up in the insulator material between two electrodes. When the current reaches a certain threshold, the electric field inside the insulator material becomes strong enough to ionize the gas molecules, leading to an electric arc discharge. During this process, the voltage between the two electrodes reduces and the current is absorbed. The 2020-42T-C2FLF surge arrester works on the same principle as other GDT arresters. The two electrodes, the anode and cathode, are made of two materials with different dielectric properties. The dielectric properties of the anode and cathode material are specifically selected so that the current can flow freely when a surge current enters the arrester, while the electric field is restrained to prevent further current flow. The 2020-42T-C2FLF surge arrester is able to protect networks from both high frequency current surges and low frequency surges. High frequency surges are dissipated by avalanche breakdown inside the GDT, and low frequency surges are dissipated by gap breakdown. In addition, this type of arrester has additional techniques to protect against overvoltage (such as overvoltage protection valves and energy absorbing devices).

Conclusion

In summary, the 2020-42T-C2FLF surge arrester is a versatile and effective device used in power distribution, power generation, and telecommunication networks. It is used to protect equipment and electrical networks against a large variety of high frequency and low frequency electrical surges. The working principle behind this type of arrester is based on the field ionization phenomenon in which an electric arc is produced when a current threshold is reached. Along with other protective devices such as overvoltage protection valves and energy-absorbing devices, 2020-42T-C2FLF surge arresters are reliable and efficient protectors of equipment and networks.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description