GTCN28-251L-P05

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

The GTCT 28-251L-P05 is a Gas Discharge Tube Arresters (GDT) type device and is used to protect electrical and electronic systems from over voltage transients. This type of GDT is capable of quickly discharging high levels of energy and is often used in power supplies, communications, and industrial equipment. It is designed to withstand transient voltages with a wide operation frequency range, and has an ability to withstand high peak current and hot switching. It is also equipped with an electronic surge protection capability which provides extra protection against surge rated events.

The GTCT 28-251L-P05 consists of an electrically insulating body and a pair of electrodes, which are connected by a gap filled with air, nitrogen, or other suitable gas. The electrodes are made out of materials that are conducive to maintaining a high breakdown voltage. The gap between the electrodes is set at a specific distance which is known to prevent arcing and prevent shorting out. This gap is adjustable and when the distance is increased, the breakdown voltage increases, and when the distance is decreased, the breakdown voltage decreases.

When a voltage is applied across the electrodes, an electric field is produced, which is strong enough to ionize the gas in the gap. Once the gas is ionized, electrons move from the anode to the cathode. These electrons then collide with the molecules of gas, which causes them to be excited to a higher energy level. This process is known as Townsend Discharge, and it results in a fast current flow. The current flow is limited by the resistance of the gas, thus, the higher the resistance of the gas, the lower the current flow.

Also, the design of the GTCT 28-251L-P05 allows for a stronger breakdown voltage than other GDTs. This higher breakdown voltage ensures the safety of sensitive circuitry, as the system will not experience excessive over-voltage issues. In addition, it also helps to reduce the amount of energy lost due to arcing. The current flow is limited by the gas resistance and quickly falling to a low value after peak current.

The GTCT 28-251L-P05 has an electronic surge protection capability which provides extra protection against surge rated events. This surge protection feature is either provided by a shunt connected in parallel with the GDT, or by built-in electronics which detects an unusually high surge current and opens the circuit to prevent further damage. This is beneficial as it ensures that any transient faults are dealt with quickly and efficiently.

In summary, the GTCT 28-251L-P05 Gas Discharge Tube Arresters are a reliable and effective way of protecting electrical and electronic systems from over-voltage transients. Its design enables a high breakdown voltage and the additional surge protection capability ensures that any spikes in power are dealt with quickly. Furthermore, the adjustable gap distance coupled with the gas resistance provides predictable energy limiting. This makes GTCT 28-251L-P05 GDTs an invaluable tool for the protection of any powered system.

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