GTCA25-900M-R05

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Gas Discharge Tube Arresters (GDT) are electrical components that protect sensitive electrical equipment from high voltage, high-frequency overvoltage transients. The GTCA25-900M-R05 series of GDTs are designed to provide a fast response time and reliable protection. In this article, the application field and working principle of the GTCA25-900M-R05 GDT will be discussed.

Gas Discharge Tube Arresters are used in a variety of applications to provide surge protection for sensitive electrical equipment. These applications include lightning strike protection, power line protection, and telecom/VoIP system protection. The GTCA25-900M-R05 GDTs are specifically designed for telecom/VoIP system protection. They provide a fast response time and reliable, robust protection against electrical transients in this application.

The GTCA25-900M-R05 GDTs are constructed using a standard, multilayer construction, with multiple layers of ceramic and metal oxide coated electrodes. The inner electrodes have a higher resistance than the outer electrodes, which helps to reduce the current that can flow through the GDT and prevent it from sustaining significant power. The GTCA25-900M-R05 GDT is designed to have a breakdown voltage of 750 volts and a current capacity of 900MA.

When the GDT is exposed to a voltage greater than its breakdown voltage, the high-voltage electrical energy is applied to the GDT and causes an electric arc to form between the electrodes. This electric arc ionizes the gas within the GDT, creating an ionized cavity that is capable of dissipating the energy of the transient so that it does not damage sensitive electrical equipment. The GTCA25-900M-R05 GDT is designed to operate for a maximum of 5 microseconds before it is rebooted after the arc is extinguished.

The GTCA25-900M-R05 GDT is designed to protect against both positive and negative transients that occur on telecom/VoIP systems. The GDT is able to provide protection when the voltage across it increases or decreases in a very short period of time. This is due to the fact that the GDT has a very fast response time and can react quickly to protect the system.

In summary, the GTCA25-900M-R05 Gas Discharge Tube Arrester is designed for telecom/VoIP system protection and is capable of providing reliable, robust protection against electrical transients. The GDT is constructed using a multilayer construction with multiple layers of ceramics and metal oxide coated electrodes. The GDT has a breakdown voltage of 750 volts and a current capacity of 900mA and a fast response time of 5 microseconds before it is rebooted. The GDT is capable of providing protection against both positive and negative transients on telecom/VoIP systems.

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