Surge Blog

TN-C-S system: The TN-C-S system is a three-phase five-wire system,

How to choose the surge protective device(SPD)? 1) Power supply SPD

Estimation of the shortest service life of SPD power supply

Each power SPD is marked with a Uc=xxxV, we must

With varistor as the core non-linear component SPD, during normal

1. There are currently three main types of SPD for signal

The importance of a surge protection device (SPD): Lightning disasters are one

A surge protective device (SPD) is designed to protect electrical systems and

Surge Protective Devices (SPD) are used to protect the electrical installation,