power supply diesel generator with ATS 1.ISO,CE 2.8/12/24 running ... 3.Four protection,ATS 4.1500/1800rmp power supply diesel generator with ATS The data of engine: Model YD380,385,490 ... regulatingExcite typepret or shuntConnecting type3PH star, 3PH-DELTASteady frequency change0-5%No load voltage≥95%-105Steady voltage≤±1Insulation degreeH degreeExclosure degreeIP23