Model:CJ_96,CJ-72,CJ-48 Voltage:Single phase:100V,220V,380V,Three phase three wire:100V,220V,380V,415V, Three ph Wattmeter ... ,35K/100V......cURRENT:1A,5A The voltage circuits of the meter connected with voltage transformere.which secondary voltage is 100v,if ... is 5A or 1A,Wattmeters and Varmeters with and single phase,which can be used for balance and unbalance burder circuit ...