Panasonic Aquarea WH-ADC0309J3E5 Planning And Installation Manual page 105

Table I: Maximum refrigerant charge allowed in a room
A (m²)
room
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Notes:
For H values lower than 0.6 m, the value of H is to be considered as 0.6 m to comply to IEC 60335-2-40:2018 Clause GG2.
For intermediate A
Example: For A
Step B: Determine compliance of total floor area (A
(A ):
min total
1. Calculate the floor area (B
2. Determine the minimum required total floor area (A
charge (m
3. If the total floor area of both rooms (A
area (A
the two rooms must be. If not, the unit must not be installed.
Table II: Minimum allowed total floor area
m (kg)
c
1.84
1.86
1.88
1.90
1.92
1.94
1.96
1.98
Notes:
For H values lower than 0.6 m, the value of H is to be considered as 0.6 m to comply to IEC 60335-2-40:2018 Clause GG2.
For intermediate m
Example: If m
c
Systems with total refrigerant charge lower than 1.84 kg are not subjected to any floor area requirements.
Charges above 2.27 kg are not allowed in the unit.
Aquarea air-to-water heat pumps - Planning and installation manual - 02/2022
Maximum refrigerant
charge (m ) (kg)
max
H = 0.6 m
0.138
0.276
0.414
0.553
0.691
0.829
0.907
0.970
1.028
1.084
1.137
1.187
1.236
1.283
1.328
values, the value that corresponds to the lower A
room
= 10.5 m², the value that corresponds to "A
room
room
) as specified in Table II (see below).
c
), proceed to Step C, to determine how large the ventilation openings between
min total
Minimum floor area
(A ) (m²)
min total
H = 0.6 m
28.81
29.44
30.08
30.72
31.37
32.03
32.70
33.37
values, the value that corresponds to the higher m
c
= 1.85 kg, the value that corresponds to "m
A (m²) Maximum refrigerant
room
charge (m ) (kg)
max
H = 0.6 m
16 1.371
17 1.413
18 1.454
19 1.494
20 1.533
21 1.571
22 1.608
23 1.644
24 1.679
25 1.714
26 1.748
27 1.781
28 1.814
29 1.846
30 1.877
value from the table is to be considered.
room
= 10 m²" is to be considered.
room
+ B
room room
) of the room adjacent to the installation room.
min total
+ B ) exceeds the minimum required total floor
room room
m (kg) Minimum floor area
c
(A ) (m²)
min total
H = 0.6 m
2.00 34.04
2.02 34.73
2.04 35.42
2.06 36.12
2.08 36.82
2.10 37.53
2.12 38.25
2.14 38.98
value from the table is to be considered.
c
= 1.86 kg" is to be considered.
c
A (m²) Maximum refrigerant
room
charge (m
H = 0.6 m
31
32
33
34
35
36
37
38
39
40
41
42
43
44
) to minimum required total floor area
) based on the total refrigerant
m (kg) Minimum floor area
c
(A
min total
H = 0.6 m
2.16
2.18
2.20
2.22
2.24
2.26
2.27
Planning
) (kg)
max
1.909
1.939
1.969
1.999
2.028
2.057
2.085
2.113
2.141
2.168
2.195
2.221
2.248
2.274
5
) (m²)
39.71
40.45
41.19
41.94
42.70
43.47
43.86
105