... Current120% over range(A) Features: 1, Input: any voltage and current input eg.0-5A/0-600V,current transformer ratio setfreely,true ... parameters.4, RS485/RS232 communication interface,MODBUS RTU protocol.5, Application: electrical energy control in power distribution project, ... brand products, We have successfully cooperate in more than 20 domestic and international customers on OEM basis, and ...