Daikin Altherma 3 R W, Руководство по установке для специалистов, Страница: 71 / 296

7 | Unit installation
Installer reference guide
71
ERGA04~08EA + EHBH/X04+08EF
Daikin Altherma 3 R W
4P629085-1B – 2021.11
If… Then…
Total refrigerant charge in the
system
Room type Allowed patterns
<1.84 kg (i.e. if the piping length is
<27 m)
All 1
(2, 3 and 4 are superfluous. There is
no need to check the minimum floor
area or to provide ventilation
openings.)
≥1.84 kg (i.e. if the piping length is
≥27 m)
Living room, kitchen, garage, attic,
basement, storage room
2, 3
Technical room (i.e. room that is
NEVER occupied by persons)
2, 3, 4
PATTERN 1 PATTERN 2 PATTERN 3 PATTERN 4
A A
a2
a1
A
B
a2
a1
A
Ventilation openings N/A N/A Between room A
and B
Between room A
and outside
Minimum floor area N/A Room A Room A + Room B N/A
Restrictions See "PATTERN
1" [
4
71]
See "PATTERN 2 and 3" [
4
71] See "PATTERN
4" [
4
73]
A
Room A (= room where indoor unit is installed)
B Room B (= adjacent room)
a1 Bottom opening for natural ventilation
a2 Top opening for natural ventilation
PATTERN 1
For PATTERN 1 you only need to comply with the spacing guidelines described in "7.1.3 Installation site
requirements of the indoor unit" [
4
69].
PATTERN 2 and 3
For PATTERN 2 and 3, additionally to the spacing guidelines described in "7.1.3 Installation site requirements of
the indoor unit" [
4
69], you also need to comply with the minimum floor area requirements as described in the
following flow chart. The flow chart uses the following tables: "16.5 Table 1 – Maximum refrigerant charge allowed
in a room: indoor unit" [
4
278], "16.6 Table 2 – Minimum floor area: indoor unit" [
4
278] and "16.7 Table 3 –
Minimum bottom opening area for natural ventilation: indoor unit" [
4
279].