Underfloor air supply
(open aisle with front
cold duct and rear
hot duct)
Underfloor air
supply (with front
and rear cold ducts)
Hot air
Cold air
Hot air
Cold air
Equipment room
Principle of heat dissipation for underfloor air supply
14
Underfloor Air Supply
Blocking panel on the top of the aisle
Aisle door
Ventilation ESD floor or perforated floor (porosity ≥ 50%)
The equipment room with closed cold duct is used
as an example.
NOTE