Technical Specifications System Connections : Delta Star or Star Delta or Star Star Ratios : 1:1 and 2:1 Regulation : Better than 3.5 % Power Factor : 0.75 Lead to 0.75 Lag Di-electric Strength : 3KV for 60 sec Insulation Resistance : Better than 1000Mega Ohms Coupling Capacitance : 0.01 PF for 100 Db