Daikin R32 Split Series Installer's Reference Manual page 32

7 | Unit installation
PATTERN 1
START PATTERN 1
See table 1:
Is the floor area of room A
(A ) large enough for the given
roomA
refrigerant charge and the given
release height?
Go to PATTERN 2
PATTERN 2
PATTERN 2: Conditions ventilation openings
If you want to take advantage of the floor area of the adjacent room, you must provide 2 openings (one at the bottom, one at the top) between the rooms to
ensure natural ventilation. The openings must comply with the following conditions:
▪ Bottom opening (A ):
nv
▪ Must be a permanent opening that cannot be closed.
▪ Must be completely located between 0 and 300 mm from the floor.
▪ Must be ≥A (minimum bottom opening area).
nv-min
▪ ≥50% of the required opening area A
▪ The bottom of the opening must be ≤100 mm from the floor.
▪ If the opening starts from the floor, the height of the opening must be ≥20 mm.
▪ Top opening:
▪ Must be a permanent opening that cannot be closed.
▪ Must be ≥50% of A (minimum bottom opening area).
nv-min
▪ Must be ≥1.5 m from the floor.
Installer reference guide
32
Yes
No
must be ≤200 mm from the floor.
nv-min
1a
You can install the unit in room A.
A
A B
Min. 50%
of A
nv-min
A (≥A )
nv nv-min
EKHWET90~120BAV3
R32 Split series – Domestic hot water tank
4P680077-1 – 2021.11