... or 380V charging current:3A,5A,10A,20A,300A BETTERY CHARGERGCA series commutate battery charger is composed with rectifier transformer,bridge ... battery,battery plant,electrical motor car,motor car,etc.Technical Index Input voltage220V or 380V(three-phase)±10%Charging current3A,5A,10A,20A,30A ... modeContinuously for ling periodStanderd charging10% of the battery capacity is best battery charger