6 Technical data
Installation and operating manual
35
Daikin Altherma EHS(X/H)(B)-D
Daikin Altherma 3 R ECH
₂
O
008.1451099_00 – 07/2020
2
Compare the minimum floor area (A
min
) from with the floor area
of the installation room (A
room
) and the adjacent room (A
room2
)
(see
" 6‒4 Minimum floor area of indoor unit"
▪ If A
min
≤ A
room
+ A
room2
: Proceed with the following steps.
▪ If A
min
> A
room
+ A
room2
: Contact your local dealer.
3
Calculate coolant quantity (dm): dm=1.9–m
max
(m
max
from
3 Maximum refrigerant filling permitted in a room"
35] the
A
room
for the given size of the installation room)
4
For calculated dm, take the
35] minimum area of the ventilation
opening (VA
min
) for natural ventilation between the installation
room and the adjacent room.
5
The device can be installed if:
▪ 2 ventilation openings are provided between the installation room
and adjacent room (1 each at top and bottom)
▪ Bottom opening: The bottom opening must meet the requirements
for the minimum area of the ventilation opening (VA
min
). It must be
as close to the ground as possible. If the ventilation opening starts
on the floor, the height ≥ must be 20 mm. The bottom of the
opening must be ≤100 mm above the floor. At least 50% of the
required minimum area of the ventilation opening (VA
min
) must be
<200 mm from the ground. The entire area of the opening must be
<300 mm from the floor.
▪ Upper opening: The area of the upper opening must be larger or
the same size as the lower opening. The bottom of the upper
opening must be at least 1.5 m above the top edge of the lower
opening.
▪ Ventilation openings to the outside are not considered suitable
ventilation openings.
6‒3 Maximum refrigerant filling permitted in a room
A
room
(m
2
)
Maximum refrigerant filling permitted in a
room (m
max
) (kg)
1
0.14*
2
0.28*
3
0.41*
4
0.55*
5
0.69*
6
0.83*
7
0.90*
8
0.97*
9
1.02*
10
1.08*
11
1.13*
12
1.18*
13
1.23*
14
1.28*
15
1.32*
16
1.37*
17
1.41*
18
1.45*
19
1.49*
20
1.53*
21
1.56*
22
1.60*
23
1.64*
24
1.67*
25
1.71*
26
1.74*
27
1.77*
A
room
(m
2
)
Maximum refrigerant filling permitted in a
room (m
max
) (kg)
28
1.81*
29
1.84
30
1.87
31
1.90
▪ * Values are only required for step 3 (calculation of dm).
6‒4 Minimum floor area of indoor unit
m
c
(kg)
Minimum floor area A
min
(m
2
)
1.84
28.81
1.86
29.44
1.88
30.08
1.90
30.72
6‒5 Minimum area of the ventilation opening
dm (kg)
Minimum area of the ventilation opening
(VA
min
) (cm
2
)
1.76
716
1.63
662
1.49
605
1.35
549
1.21
493
1.07
437
1.00
419
0.93
406
0.88
392
0.82
377
0.77
362
0.72
345
0.67
328
0.62
312
0.58
294
0.53
276
0.49
258
0.45
241
0.41
223
0.37
204
0.34
186
0.30
168
0.26
149
0.23
131
0.19
112
0.16
93
0.13
75
0.09
56
0.06
38
0.03
19
Example: Total refrigerant charge 1.84 kg, installation room
15 m²
6
From
" 6‒3 Maximum refrigerant filling permitted in a
c
= 1.84 kg, A
min
= 29 m²
Result:
Requirement for minimum room size NOT fulfilled,
ventilation opening required
7
Check with
" 6‒4 Minimum floor area of indoor unit"
A
room
(installation room)+A
room2
(adjacent room)≥A
min
? If so,
continue:
Содержание Altherma 3 R ECH2O
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