digital converters, from 20a to 4800a * 3 x 230vac…400vac, 50/60hz; or 3 x 230vac…500vac, 50/60hz; or 3 x 230vac…690vac, 50/60hz * rated currents: from 20 to 3300 a (biquadrant and tetraquadrant) * ip20 (ip00 for currents over the 1050a) * marks: ce, ul, cul">