... ,CJ-72,CJ-48Accuracy:Class1.5Specification:Voltage:Single phase:100V,220V,380V,Three phase three wire:100V,220V,380V,415V, Three phase four wire:100V,220V(380V ... ......cURRENT:1A,5A The voltage circuits of the meter connected with voltage transformere.which secondary voltage is 100v,if the secondary voltage is lower is ...