... high efficiency gas generator, which apply to natural gas, Biogas, LPG, Oil gas, Syngas, Coal mine gas. Natural gas generator set/ ... Acceptable working conditions:Ambient temperature : 0°C~+40°C (antifreeze, oil and water heater needed for below 0°C)Relative humidity ... : 20°C, Relative HumidityApplied gas:Gas, natural gas, biogas, LPG Gas genset dataGenset modelKDGH50-GPrime power (kW/KVA)50/63Output ...