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–
The room must have suitable openings in accordance
with GG.1.4.
–
The minimum opening area for natural aeration Anv
must be achieved.
GG1.4 Conditions for openings for connected rooms and
natural aeration:
–
The area of openings that are more than 300 mm from
the floor is not taken into consideration when determining
the compliance of Anv
min
–
At least 50% of the required opening area Anv
higher than 200 mm above the floor.
–
The bottom of the lowest openings must not be higher
than the release point when the unit is installed, and must
not be further than 100 mm above the floor.
–
Openings are permanent openings that cannot be closed.
–
The height of the openings between the wall and floor
that connect the rooms must be at least 20 mm.
–
A second, higher opening must be set up. The total size
of the second opening must not be less than 50% of the
minimum opening area for Anv
least 1.5 m above the floor.
3
y
x
2
1
Passage
2
A
installation room
Sample calculation
A
= A
+ A
total
installation room
auxiliary room
Indoor unit with an output of 4 or 6 kW
If the total refrigerant fill quantity for a line length of 22–24 m
(in the lines + in the product) is 1.22 kg, an installation area
of 2.8 m² [A
] is required for the heat pump's indoor unit.
total
210
.
no
min
and must be located at
min
Anv
min
2
Anv
min
1
x
y
3
A
auxiliary room
If the installation room only has an area of 2 m²
[A
], a natural ventilation airflow network can then
installation room
be created using a passage to an adjacent room [A
min
in order to achieve the missing 0.8 m². Two openings must
be created for this at the top and bottom of the door in the
passage to the auxiliary room and these openings must
comply with the conditions mentioned above. The openings
must have the following dimensions: Bottom = 94 cm² and
top = 47 cm²
Required opening areas in the passage for natural ventilation
airflow network (cm²) (→ Page 239)
Installation area minimum dimension for 4/6 kW
Length of the
refrigerant pipe
(m)
< 10
10 - 12
12 - 14
14 - 16
16 - 18
18 - 20
20 - 22
22 - 24
24 - 26
26 - 28
28 - 30
30 - 32
32 - 34
34 - 36
36 - 38
38 - 40
Installation area minimum dimension for 8/10/14
kW
Length of the
refrigerant pipe
(m)
< 10
10 - 12
12 - 14
14 - 16
16 - 18
18 - 20
20 - 22
22 - 24
24 - 26
26 - 28
28 - 30
30 - 32
32 - 34
34 - 36
36 - 38
38 - 40
Installation and maintenance instructions 8000017440_FT
Total refrigerant
Min. installation
volume (kg)
surface (m²)
1.00
2.3
1.03
2.4
1.06
2.4
1.10
2.5
1.13
2.6
1.16
2.7
1.19
2.7
1.22
2.8
1.26
2.9
1.29
2.9
1.32
3.0
1.35
3.1
1.38
3.2
1.42
3.2
1.45
3.3
1.48
3.4
Total refrigerant
Min. installation
volume (kg)
surface (m²)
1.600
3.7
1.632
3.7
1.664
3.8
1.696
3.9
1.728
3.9
1.760
4.0
1.792
4.1
1.824
4.2
1.856
29.3
1.888
30.3
1.920
31.4
1.952
32.4
1.984
33.5
2.016
34.6
2.048
35.7
2.080
36.8
]
auxiliary room
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