Comfortpro diesel and electric auxiliary power units create a comfortable homelike cab experience for drivers while providing big advantages for fleets.
Auxiliary power unit.
Auxiliary power units are usually found on large aircraft and naval ships as well as some large land vehicles.
Shaft power for other pneumatic and hydraulic systems.
Aircraft apus generally produce 115 v alternating current ac at 400 hz rather than 50 60 hz in mains supply to run the electrical systems of the aircraft.
How an auxiliary power unit works.
Pneumatic power for cabin air conditioning systems.
Others can produce 28 v.
An auxiliary power unit apu is a device on a vehicle that provides energy for functions other than propulsion they are commonly found on large aircraft and naval ships as well as some large land vehicles.
Starting power for the main engines.