FEATURES 3 Seperate displays for Volts, Currency, Frequency/ RPM/ Hours Hour Display Multiplier for Voltage, Current, Frequency to Display PT, CT, Primary    Values    and RPM High Accuracy and Stability Microcontroller based design Small, compact in design   DISPLAY RANGE ACCURACY VOLT 0-110,230,440v (anyone), 50 Hz ± (0.3% + 4 dgts) CURRENT 0-1,5 A (anyone), 50 Hz ± (0.3% + 4 dgts) FREQUENCY 40-99.99 Hz ± 0.1 Hz TIME 0-99.99 Hrs.     SPECIFICATIONS Dielectric Strength AC 2 kv for 1 minute Insulation Resistance > 20 MΩ at 500V DC Opearting Temparature 0o to 50o C (RH, < 70%) Auxilliary Supply Self Powered. Seperate aux. supply optional DIMENSIONS