Measurements on earthing and lightning protection systems include: standard 4-wire method, standard 4-wire method with current clamps and 2-clamp method without junctions disassembling.
Specific earth resistance (soil resistance).
DC insulation resistance measurement with test voltages from 50 V up to 1000 V in 10 V steps. Measuring range up to 30 GW.
Measurements on earthing and lightning protection systems include: standard 4-wire method, standard 4-wire method with current clamps and 2-clamp method without junctions disassembling.
Specific earth resistance (soil resistance).
DC insulation resistance measurement with test voltages from 50 V up to 1000 V in 10 V steps. Measuring range up to 30 GW.