Designed for DIN foot systems, it is installed in serial on the path of the discharge current towards the earthing system, i.e on the earth conductor in serial in between the overvoltage protection device and earth system.

The use of such device allows to maintain and to secure lightning protection installations through routine inspections. The overvoltage controller operates with no internal or external power supply and it does not need any particular maintenance.

Recommended for expertise purposes and Insurance Companies.