Microcontroller Based Technology Single and Three Phase System Remote 16x2 LCD Panel with 4 keys Voltage and Load Current Measurement AVR fault signal through PFC On field configurable Tap levels and Calibrations RS-485 Interface for Status Reporting Over / Under Voltage cut off By pass option Environment Friendly Wide Input Range : 110 - 480 VAC Output : 220 + 5% VAC Input Neutral Isolation Efficiency : More than 96% Load Regulation : Less than 5% High & Low Voltage Cut at various levels Optional Display & Metering Optional Inbuilt Phase Selector