... Bearing1Protection GradeIP23Altitude≤1000mExciter TypeBrushless ,Self-exciting, AVR automatic voltage regulatingInsulation ClassHTelephone Influence Factor (TIF)≤50THF≤2%Voltage Regulation, Steady State≤±1%Transient State ... panel is PCC3.3 control panel, with the display of voltage,current, frequency, water temperature, oil pressure. The genset with low ...