info@amperis.com (+34) 982 20 99 20
Determination of voltage: alternating or polarisation of constant voltage, Indication of voltage: 12, 24, 50, 120, 230, 400, 690V, Alternating or polarisation of constant voltage, On LED bargraf for values: 12, 24, 50, 120, 230, 400, 690V (indication of voltage with and without batteries) and much more