... noise level 50HZ, 1500rpm,400/230V, 3P 4WRated Current (A) Gas-Engine AlternatorRated Power (kW/kVA)Standby Power (kW/kVA)ModelTypeRated ... it is properly operated and maintained4) Low operation cost: natural gas has a rich reserve with low cost and a high ... , water temperature, lube-oil temperature, lube-oil pressure, exhaust temperature10) Gas consumption: less than 0.33cbm/kWh 11) Supply connection: 3 ...