2026-25-C3

Series:	TRIGARD® 2026
Packaging:	Tube
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Voltage - DC Spark Over (Nom):	250V
Impulse Discharge Current (8/20µs):	20000A (20kA)
Tolerance:	±20%
Number of Poles:	3
Fail Short:	No
Mounting Type:	Through Hole
Package / Case:	Axial Cylinder, 3 Lead (Radial Bend)

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Introduction to Gas Discharge Tube Arresters (GDT)

Gas Discharge Tube Arresters (GDTs) play a key role in the protection of modern electrical networks. They are used for the safe and reliable storage of energy, and for the prevention of an overvoltage fault or surge. Since their use was first proposed in the early 1990s, GDTs have become a very popular form of protection, with applications ranging from industrial to residential.GDTs are composed of a number of components, which each play their own part in the protection of an electrical network. At the heart of the GDT is the gas discharge tube (GDTP), which makes up the main part of the arrester. It contains an electrical gas which, when a voltage is applied across it, produces a spark gap. This spark gap acts as a form of surge protection by limiting the flow of current through the GDT. It also helps to dissipate the energy of the overvoltage, helping to reduce the level of harmful emissions that could otherwise occur.The other components which make up the GDT are an outer casing, which holds the GDTP in place, and a central electrode, which is used to provide the necessary electrical contact between the GDT and the electrical network. The casing also provides an enclosure to protect the GDTP from external influences such as dust, temperature, and atmospheric pressure.

Applications and Working Principle of 2026-25-C3 GDT

The 2026-25-C3 GDT is a popular choice among electrical engineers, due to its excellent performance in a broad range of applications. It is designed to provide surge protection for networks operating at up to 8,500 volts, and can be used for both indoor and outdoor installations.The 2026-25-C3 GDT operates on the principle of an overvoltage being applied to the GDTP, resulting in an overcurrent. The overcurrent is then passed through the spark gap in the GDTP, and dissipates as heat energy which is safely absorbed by the insulation around the GDT.In addition to its primary function of surge protection, the 2026-25-C3 GDT can also be used to provide protection against power outages. This is due to its high reliability and low installation costs. The 2026-25-C3 GDT also offers good safety features, including a built-in short-circuit protection device.

Conclusion

Gas Discharge Tube Arresters (GDTs) are an important part of any modern electrical network, and the 2026-25-C3 GDT is a popular choice amongst electrical engineers. Its excellent performance in a wide range of applications make it a great choice for both indoor and outdoor applications.The 2026-25-C3 GDT operates on the principle of an overvoltage being applied to the GDTP, resulting in an overcurrent which passes through the spark gap in the GDTP and is dissipated as heat energy which is safely absorbed by the insulation around the GDT. In addition to its primary role of providing surge protection, the 2026-25-C3 GDT can also be used to provide protection against power outages, as well as offering good safety features including a built-in short-circuit protection device.

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