... CycleTotal lubrication system capacity (L)7.9Fuel Consumption at 100% Load (g/kwh)209Starting MethodDC12V electrical starting3. Specification of alternatorAlternator brandStamfordOrginWuXiAlternator ... Bearing1Protection GradeIP23Altitude≤ 1000mExciter TypeBrushless, Self-exciting, AVR automatic voltage regulating, 100% Copper winding wireInsulation ClassHTelephone Influence Factor (TIF)≤ 50THF≤ 2% ...