... Cummins weather proof generator setManufacturing Standards ISO8528; ISO1105; ISO3046; GB/T2820; GB755; BS5000; NEMAMG-22; YD/T502 Specification: Engine: Cummins ... ,deutz,Daewoo,Perkins,Chinese diesel engine , Alternator: 3 Phase 4 Wire, ... Optional accessories: Engine coolant and oil heater, alternator space heater, cooling for heat exchanger, communication ...