Fujitsu Waterstage Split Comfort 5 Series Installation Manual page 22

▼ Minimum room volume
In accordance with EN 378-1 -2017 standard
(Refrigerating systems and heat pumps - Safety and
environmental requirements), the
unit and all refrigeration connections passing through
inhabited areas must comply with the minimum room
volume requirements shown hereafter (voir
The minimum volume of a room (in m3) is calculated
using the formula: "fl uid fi ll load" (in kg) / 0.3.
Alternatively, you must ensure that :
- The location has natural ventilation through another
room where the combined volume of the two rooms
is greater than "liquid fi ll load" (in kg) / 0.3kg/m
Ventilation between the two rooms is ensured by
openings of at least: see
- Or that the location is mechanically ventilated:
• Minimum fl ow rate of 165m3/H;
• Extraction at less than 0.20m from the fl oor.
- 22 -
ystem's hydraulic
fi g. 23) :
fi g. 24 and fi g. 25.
Refrigeration connections
Length
R32 gas
charge
15 m
min room
volume
R32 gas
charge
16 m
min room
volume
R32 gas
charge
17 m
min room
volume
.
3
R32 gas
charge
20 m
min room
volume
R32 gas
charge
21 m
min room
volume
R32 gas
charge
22 m
min room
volume
R32 gas
charge
23 m
min room
volume
R32 gas
charge
25 m
min room
volume
R32 gas
charge
30 m
min room
volume
fi g. 23 - Minimum room volume
Waterstage Split Comfort DHW Serie / INSTALLATION / 2125 - EN
Modele (kW)
5, 6 8
g 970 1020
m 3.2 3.4
3
g 995 1045
m 3.3 3.5
3
g 1020 1070
m 3 3.4 3.6
g 1095 1145
m 3.65 3.8
3
g 1120 1170
m 3.73 3.9
3
g 1145 1195
m 3 3.82 3.98
g 1170 1220
m 3 3.9 4.1
g 1220 1270
m 4.1 4.2
3
g 1345 1395
m 4.5 4.7
3
10
1630
5.4
1630
5.4
1630
5.4
1630
5.4
1650
5.5
1670
5.57
1690
5.6
1730
5.8
1830
6.1