... , intelligent switchboard , switch cabinet.Features1. 320*340 TFT color LCD display. 2. Measure 3 phase voltage , ampere , reactive power ,active power ... .6. Switch input : 2 loop S1-S2 , used in remote control the electric swith status.7. With RS485 communication , Modbus RTU ... connect with panel Mini-printer , print the historical data by manual and print the real time data and forms9. Backup data ...