Sharon controls india offers microprocessor-based voltage scanner [f3vsr1 and f3vsr2] is powered to protect the connected 3-phase system loads against poor voltage supply conditions, which ca cause damage. The user can have the power and convenience to view and monitor incoming 3-phase supply and disconnect load if the supply becomes abnormal. Thus it can protect the connected load against poor quality power supply and give fault alarm indications. Models with optional rs 232 serial link are available. Powerful pc software empowers the user to store an diagnose historical data and record events with time stamping applicable in l t power distribution panels, motor starter an plc panels, auto mains failure panels, generator panels, air/gas, compressor panels, telephone and mobile exchanges, incoming phase, ups, etc.