Intended Use; Product Information - Viessmann Vitocal 350-G Installation And Service Instructions Manual

Preparing for installation

Intended use

The appliance is only intended to be
installed and operated in sealed unven-
ted heating systems that comply with
EN 12828, with due attention paid to the
associated installation, service and
operating instructions.
Depending on the version, the appliance
can only be used for the following pur-
poses:
■ Central heating
■ Central cooling
■ DHW heating
The range of functions can be extended
with additional components and acces-
sories.
Intended use presupposes that a fixed
installation in conjunction with permissi-
ble, system-specific components has
been carried out.

Product information

Type BW/BWC 351.A07
Brine/water heat pump with heat pump
control unit Vitotronic 200, type WO1B
for central heating/cooling and DHW
heating. Cooling is carried out via a heat-
ing circuit prepared for cooling operation
or a separate cooling circuit.
The refrigerant circuit has an electronic
expansion valve (EEV) with an inde-
pendent control circuit (EEV controller).
For central heating and DHW heating, an
instantaneous heating water heater
(accessories) can also be switched.
6
Commercial or industrial usage for a pur-
pose other than central heating/cooling
or DHW heating shall be deemed inap-
propriate.
Any usage beyond this must be
approved by the manufacturer for the
individual case.
Incorrect usage or operation of the appli-
ance (e.g. the appliance being opened
by the system user) is prohibited and
results in an exclusion of liability. Incor-
rect usage also occurs if the components
in the heating system are modified from
their intended function.
Note
The appliance is intended exclusively for
domestic use, i.e. even users who have
not had any instruction are able to oper-
ate the appliance safely.
For type BWC 351.A07, the primary
pump, secondary pump and circulation
pump for cylinder heating are integrated.
For type BW 351.A07, these pumps are
available as accessories.
The output of type BW 351.A07 can be
extended with a heat pump stage 2
(type BWS).