For 3 phases circuits, balanced load 45-65Hz and for 1 plase AC 50HZ.

Model:DE-PE96,DE-PF72

Accuray:class2.5Voltage(three phase)100V,110V,220V,380V,415V,440V/5A or 1AVoltage(single phase)110V,220V/5A 0r 1AFrequency: 50Hz or 60HzSpecification: 0.5cap-1-0.5ind,0.4cap-1-0.4ind

Operating Cuttent:if used with CT, the secondary current 5A or 1A is standard.