... ,electric generator:Certificate:CE,EPA,ISO9001.Type:Air cooling silent type.Specifications:ModelWD3500LNWD5000LNWD6000LNRated frequency (Hz) 50/ ... skid, common steel frame, circuit breaker, damper, exhaust silencer, flexible pipe, battery and connecting wires, standard tools ... engine coolant and oil heater, alternator space heater, cooling for heat exchanger, communication interface, battery charge by ...