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7
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Unit installation
Start
Input from installer:
▪ Total refrigerant charge (m
) (kg)
c
▪ Area of room A (A
) (m
)
2
room A
Use table 1 in chapter "Technical data" to
calculate the maximum refrigerant charge
(m
) (kg) allowed for room A.
max
m
≥m
?
max
c
Yes
The unit can be installed in room A, and
without further room size or ventilation
requirements.
Unit can be installed in room A if you provide 2 openings (one at the bottom, one at the top) between room A and B 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
68
Input from installer:
▪ Area of adjacent room B (A
Use table 2 in chapter "Technical data" to
calculate the total minimum floor area
(A
) (m
min total
charge (m
c
No
Determine the refrigerant amount that exceeds
m
(dm) (kg). (dm=m
max
Use table 3 in chapter "Technical data" and
dm to calculate the minimum bottom opening
area for natural ventilation between room A
and room B (A
must be ≤200 mm from the floor.
nv-min
) (m
)
2
room B
) required for the total refrigerant
2
).
No
A
≤A
+A
?
min total
room A
room B
Yes
–m
)
c
max
) (cm
).
2
nv-min
Contact your dealer.
A
Min. 50%
of A
A
(≥A
nv
ERGA04~08E + EHVH04+08SU18+23E
Daikin Altherma 3 R F
4P629090-1C – 2022.08
B
nv-min
)
nv-min
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