General Information Regarding The Electrical Connection - Viessmann Vitocal 300-G Installation And Service Instructions Manual

Preparing for installation

General information regarding the electrical connection

The total output of all connected
appliances must not exceed
1000 W. If the total output
the individual rating of a component
can be greater than specified.
If two components are connected to
the same terminal, press both cores
together into a single wire ferrule.
Handling
The max. permitted tilting angle for
the compressor during transportation
and installation is 45°.
Positioning
Installation room requirements
The installation room must be dry
and safe from the risk of frost.
To prevent corrosion damage, pro-
vide the brine-side heat pump
installation with thermal insulation in
accordance with current rules as
vapour diffusion proof installation.
To prevent damage to the building
structure, please pay attention to
the permissible load-bearing capa-
city of the floor.
8
If the compressor and/or the instan-
taneous heating water heater are
1000 W, operated at a lower tariff (power-
OFF), provide an additional cable
for the switching contact "power-
OFF" (e.g. NYM 3x1.5 mm
the distribution board (meter box) to
the heat pump (see additional infor-
mation from page 89).
The KM BUS wires are interchange-
able.
!
Please note
Avoid appliance damage dur-
ing handling, particularly when
transporting the appliance off
its pallet.
Never load the top, front or
side panels of the appliance.
To prevent structure-borne noise,
never set up the appliance on ceil-
ings with wooden joists (e.g. in the
attic).
Observe required wall clearances
as shown in the following diagram.
Level the appliance.
Required room height when utilising
the connection panel: 2,050 mm
(min).
2
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