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Ventilation theory and air handling units
2.2 Mechanical ventilation systems
Main components of mechanical ventilation systems
The main components of a mechanical ventilation system are the following:
● Air handling unit (AHU)
●
Air ducts
● Air distribution elements
Supply air
Outside air
Return air
Exhaust air
2.3 Air handling units
Main components of air handling units
The main components of an air handling unit are shown in the following graphic.
Mixed air (MA)
Supply air fan
(SAF)
Supply air
(SA)
Outside air
(OA)
Return air
(RA)
Exhaust air
(EA)
Dampers
(D)
Dampers
(D)
Dampers
(D)
Cooling Coil
(CC)
Heating Coil
(HC)
Air handling unit (AHU)
Filter
(F)
Recirculated
air (CA)
Summary of Contents for PAW-160MAH2
Page 3: ...Air Handling Unit Kit Installation Instructions SET AL1 OUT ATU PV SV ºC ºC ...
Page 4: ......
Page 99: ...97 ...
Page 100: ...Notes ...
Page 101: ...Notes ...