PE-335 carries out the earth resistance measurements by using the three-electrodes method. It includes an internal timer for the test functions (3 to 5 minutes) and HOLD function. It comes with standard cable and auxiliary earth spikes, all in a case containing the complete...

The PE-425 earth tester carries out the verification of the Loop impedance and the Prospective Short Circuit Current from 0,03-2000 Ω using microprocessor control. It includes a digital volt meter. It displays the Line, Hearth and Ground impedance, as well as the Voltages and the Prospective...