Outdoor Unit; Infra Red Controller; Valve Connections - Saunier Duval SDH 18-025 NW Notice D'installation

5.2

Outdoor unit

The outdoor unit ensures that the absorbed heat from the room
is released to the outside during cooling operation and that the
heat introduced into the room during heating operation is taken
from the outside.
The dimensions and weights of the outdoor unit are shown
on Figure 5.3 and Table 5.2, depending on the model (please
consult the model nameplate).
The dimensions are given in mm.
H
B
D
I
Fig. 5.3 Dimensions of the outdoor unit.
Legend
H Height
L Length
D Depth
A Length of valves
B Distance between valves
C Distance from the highest valve to the floor
I Distance between fixing holes
J Distance between fixing supports
MODEL H
18-025 NWO 540
18-035 NWO 540
18-050 NWO 700
Table 5.2 Dimensions and weights of the outdoor unit.
5.3

Infra red controller

The remote control enables operation of the unit.
5.4

Valve connections

The units have the following connections and shut off valves:
- Gas (G) and liquid connections (L): they carry the refrigerant
between the outdoor and indoor unit.
- Discharge connections for condensate water: they allow the
condensed water to be properly discharged which is created
during the normal operation of the unit.
- Electric connections: these supply electric energy to the unit.
SDH18-NW-I_EN - 05/14 - Saunier Duval
C
L
A
J
L D A
776 320 60
848 320 60
891 396 60
B C I
60 150 286
60 150 286
60 150 340
INTRODUCTION
J kg
510 30
540 33
560 48
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EN