2027-42-BLF

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Gas Discharge Tube Arresters (GDT) are electrical components that are designed to protect sensitive electronic equipment from damaging surges of voltage caused by lightning strikes, electrical lines, or other electromagnetic disturbances. The 2027-42-BLF GDT Arrestor is one of the most commonly used GDT Arrestors in the market due to its robust design, reliable performance, and affordability.

Overview

The 2027-42-BLF GDT Arrestor is a two-stage high-voltage surge protection device. It is composed of two main parts - the body and the gas filled tube. The body consists of metal, plastic, and rubber components, while the gas-filled tube consists of two electrodes, a cathode, and an anode, separated by a gas medium. The 2027-42-BLF GDT Arrestor has a voltage rating of 42kV and a current rating of 2.5 kA, making it suitable for various applications such as telecommunications, computers, industrial control systems, and power distribution systems.

Working principle

When a surge of electricity passes through the GDT, electrons from the metal components of the body become excited, thus forming a layer of electrons that is insulated from the electrodes inside the gas-filled tube. The gas inside the tube starts to break down as the voltage increases, resulting in an electron-rich plasma. This plasma acts like a conductor and effectively dissipates the electrical surge. The 2027-42-BLF GDT Arrestor then re-establishes its original non-conductive state once the surge is over.

Applications

The 2027-42-BLF GDT Arrestor is mainly used in telecom, industrial control systems, computers, and power distribution systems to absorb the energy from voltage surges and protect sensitive electronic equipment. This arrester can be used in applications where the surge voltage is up to 40kV and the transient current is up to 2.5kA. It is designed to withstand multiple high-voltage transients without suffering any permanent damage or loss of protection.

Advantages

The 2027-42-BLF GDT Arrestor has several advantages over other types of surge protectors. It is less expensive than most other types of arrester and is designed to protect against both over-voltage and over-current surges. It is also highly reliable and has a low failure rate. The 2027-42-BLF GDT Arrestor is easy to install and requires minimal maintenance. It also has a wide range of applications and is suitable for indoor and outdoor use.

Conclusion

The 2027-42-BLF GDT Arrestor is a reliable and cost-effective way to protect sensitive electronic equipment from voltage surges. It is easy to install and requires minimal maintenance. The arrester is also highly reliable and has a low failure rate. It can be used in a variety of applications and is suitable for both indoor and outdoor use. With its robust design, reliable performance, and affordability, the 2027-42-BLF GDT Arrestor is one of the most commonly used GDT Arrestors in the market.

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