A leading provider of AC Surge Protection Device


A leading provider of AC Surge Protection Device

An AC Surge Protection Device (SPD) is a vital component used in electrical systems to safeguard sensitive equipment and appliances from voltage surges, also known as transient overvoltages. Voltage surges are sudden increases in voltage that can occur due to various reasons, such as lightning strikes, switching of large electrical loads, or power grid disturbances. These surges can damage or degrade electronic devices, causing malfunctions, reduced lifespan, or complete failure.

The main features of an AC Surge Protection Device are:

  1. Voltage Clamping: An SPD works by diverting the excess voltage from a surge to the ground or neutral wire, effectively “clamping” the voltage to a safe level. This protects the connected devices and appliances from damage.
  2. Response Time: SPDs are designed to react quickly to voltage surges, typically within nanoseconds, providing rapid protection to the connected equipment.
  3. Varied Protection Levels: Surge protection devices are available in different types and ratings, offering varying levels of protection depending on the requirements of the specific application.
A leading provider of AC Surge Protection Device

Features and Benefits

  • AC Surge Protection Device SPDs T1+T2 Iimp 10 kA
  • Versions with 1+0, 1+1, 2+0, 2+1 , 3+0, 3+1 and 4+0 connection
  • SPD according to EN 61643-11 / IEC 61643-11
  • Plug-in module design, easy replacement.
  • Visual Indication: Green=OK, Red=Replace.
  • Remote alarm contact to make status monitoring easy.
  • Quick thermal response for self-protection.
  • Voltage protection level (Up): <2000V.
  • T1+T2, Class B+C, Class I+II, Iimp(10/350μs): 25kA, In(8/20μs): 25kA, Imax(8/20μs): 100kA.
A leading provider of AC Surge Protection Device
A leading provider of AC Surge Protection Device

Applications and Markets

Residential Buildings: SPDs are used in homes to protect appliances, entertainment systems, computers, and other sensitive electronics from voltage surges.

Commercial Buildings: In commercial environments, such as offices and retail stores, SPDs safeguard critical equipment like computer systems, point-of-sale devices, and security systems from voltage surges.

Industrial Facilities: SPDs are essential in industrial settings to protect machinery, control systems, and other critical equipment from damage due to voltage surges.

Telecommunication Systems: SPDs are used to safeguard communication equipment, such as telephone exchanges, data centers, and cellular base stations, from voltage surges that can disrupt services or cause equipment failure.

Renewable Energy Systems: In solar photovoltaic (PV) installations and wind turbines, SPDs protect inverters, charge controllers, and other critical components from voltage surges that can degrade performance or cause damage.

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