... generator. Our company produces low speed gas generator set, for low heat value gas we have 400KW, 500KW, 800KW ... , 1000KW, 1200KW. For medium and high heat value gas we have 500KW, ... . Each model of generator set is mainly used for power generation, the frequency can be divided into ... 3. Overhaul of the unit up to 50, 000-60, 000 hours when pure gas or good gas purification.