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AHU: IS A MECHANICAL ASSEMBLY OF FANS,COILS,FILTERS AND HUMIDIFIER OR DEHUMIDIFIER INSTRUMENTS INCLUDED IN A CABINET HAS AN INLETS & OUTLETS ,
USED AS A BIG AIR CONDITIONER TO TREAT AIR BEFORE DISTRIBUTE IT TO THE CONDITIONED AREAS.
FAHU : IS AIR AHU DEAL WITH FRESH AIR ONLY.
TFA : TREATED FRESH AIR.
HRW : IS AN INSTRUMENT TO SAVE ENERGY BY MAKING CONTACT BETWEEN EXHAUSTED AIR AND FRESH AIR ACROSS CONTACT SURFACE WITHOUT.
AHU- Air Handling Unit. In AHU's mixing of fresh air and return air takes place.
FAHU- Fresh Air Handling Unit
TFA- Treated Fresh Air
HRW system- Heat Recovery Wheel- Using HRW, Heat is exchanged between exhaust air and fresh air, which will help to save energy.
