Viessmann Vitocal 350-A AWHI 351.A14, Инструкция по установке и обслуживанию

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8
■ Connecting control panel cables
–
heat pump
control unit:
Observe information from page 34.
■ Electrical connection of system components
(pumps, mixers, valves, message facilities, contac-
tors, function extensions, sensors etc.):
Connections are made in the heat pump control unit.
Observe information from page 39.
■ Power supply:
The number of power cables from the distribution
board (meter box) to the heat pump control unit and
the control panel depends on the system version and
tariffs used.
Connections are made in the heat pump control
panel. Observe information from page 58.
Internal heat pump
Installation room requirements
!
Please note
Incorrect ambient conditions can result in sys-
tem damage and can put safe operation at risk.
■
The installation room must be dry and free
from the risk of frost.
Ensure ambient temperatures are above 0 °C
and below 35 °C.
■
Prevent air contamination by halogenated
hydrocarbons (e.g. as contained in paints, sol-
vents or cleaning fluids) and excessive dust
(e.g. through grinding/polishing work).
■
Prevent consistently high humidity levels (e.g.
caused by continuous drying of washing).
!
Please note
Overloading the floor can result in building dam-
age.
Observe the permissible floor load.
■
Total weight:
AWHI 351.A10
287 kg
AWHI 351.A14 297 kg
AWHI 351.A20 361 kg
■ To prevent the transmission of structure-borne noise,
never site the appliance on ceilings with wooden
joists (e.g. in the attic).
■
Observe required minimum clearances.
■
Level the appliance horizontally.
■
Min. required room height 2.10 m
■
Observe the necessary minimum room volume to
EN 378:
AWHI 351.A10
13.55 m 3
AWHI 351.A14
16.13 m 3
AWHI 351.A20
17.10 m 3
Note
During defrosting, cool vapour escapes from the air
duct on the discharge side. This must be taken into
consideration during installation (choosing the installa-
tion room, determining the intake and discharge side).
Preparing for installation
General information on the electrical connection
5692878
Installation