Cummins Engine Emergency Power Supply Generator 20-2250kVA Honny Emergency Power Supply Engine: Cummins, Deutz, Volvo and Doosan Alternator features: 1) Brush-less, 4 poles, rotation magnet 2) IP21-23 (NEMA1) enclosure is standard for all industrial alternators 3) The insulation system is class H 4) Simple installation and maintenance, with easy access to terminals, rotating diodes and coupling bolts 5) Wide range of flange adaptors and single bearing disc coupling 6) Standard 2/3 pitch windings avoid excessive neutral currents Accessories: 1) Standard accessories: Common steel frame, circuit breaker, damper, exhaust silencer, flexible pipe, battery and connecting wires, operation manual and document 2) Optional accessories: Engine coolant and oil heater, alternator space heater, cooling for heat exchanger, control system with RS232/485, communication interface, battery charger by main supply, daily fuel tank, ATS and paralleling system, soundproof canopy and moving trailer.