... )400V, 3 Phases 4 Lines Power factor 0.8 laggingFrequency (Hz)50Rated speed (RPM)1500Open type Genset Overall Dimension (mm)2300x900x1400Soundproof ... /4 wire, brushless, automatic voltageregulator, drip proof,protected type.Frequency (Hz)50Efficiency:89.9%Voltage regulation± 0.5 %(adjustable)Insulation class ...