Kamtron systems pvt ltd. Supplies power quality analyser [model 3197] manufactured by hioki e.E. Corp., japan. It monitors, records and analyses the power quality of ac power system and anomalies, which frequently cause fault in electrical devices used in factories, offices and other buildings. Model 3197 is a compact, easy to operate and affordable instrument with enhanced power measurement functions. It has display capabilities for time series graphs of voltage, current and power, and also energy consumption and demand graph displays.