Viessmann Vitocal 222-G User Manual page 112

Vitocal 300-G/350-G
Equipment required
ID: 4605357_1304_04
Pos. Designation
Heat source
1 Heat pump stage 1
2 Heat pump control unit Vitotronic 200, type WO1B
3 Outside temperature sensor ATS
6 Secondary pump UP
7 Circulation pump for cylinder heating UPSB
9 Heat pump stage 2
qP
Secondary pump for heat pump stage 2
qW Safety equipment block with safety assembly
qE Expansion vessel secondary circuit
qR High limit safety cut-out STB 70 °C
for stopping the secondary pump (for heat pump stage 1)
wO High limit safety cut-out STB 70 °C
for stopping the secondary pump (for heat pump stage 2)
Primary circuit
5 Primary pump UP for heat pump stage 1
qZ Flow temperature sensor VTS primary circuit
qU Return temperature sensor, primary circuit
wP Brine accessory pack
wQ Pressure switch, primary circuit (option)
wW Brine distributor for geothermal probes/geothermal collectors
wT Primary pump for heat pump stage 2
wU Geothermal probe/geothermal collector
DHW heating
eP DHW cylinder Vitocell 100-V, type CVA, 750 l or 1000 l
eW Cylinder temperature sensor STS
eE Cylinder loading pump SLP
eR Plate heat exchanger PWT
eT Flow limiter
eZ 2-way motorised valve
eU DHW circulation pump ZP
eI Heating lance
External heat source
tP External heat source (oil/gas boiler) with Vitotronic 200, type KO1B, KO2B or KW6B
tQ External EA1 extension for oil/gas boilers
tW Circulation pump for cylinder heating UPSB
tE Boiler water temperature sensor KTS
(in the external heat source for connection to the heat pump control unit)
tR Mixer motor
tT High limit safety cut-out STB 70 °C
for switching off the external heat source
tZ Contactor relay K1
tU
Contactor relay K2
Heating water buffer cylinder
zP Heating water buffer cylinder
zQ Buffer temperature sensor PTS
zW Flow temperature sensor system VTS
– Immersion sensor or
– Contact sensor
Heating circuit with mixer M2
uP Underfloor heating circuit
uE Flow temperature sensor VTS M2
uR Temperature limiter to restrict the maximum temperature of underfloor heating systems
uZ Heating circuit pump UP M2
uU Mixer motor M2
Heating circuit without mixer A1
oP Radiator heating circuit
oZ Heating circuit pump UP A1
System examples
(cont.)
Part no.
See Viessmann pricelist
Standard delivery pos. 1
Standard delivery pos. 2
See Viessmann pricelist
See Viessmann pricelist
See Viessmann pricelist
See Viessmann pricelist
7143 779
See Vitoset pricelist
on site
on site
See Viessmann pricelist
Standard delivery
Standard delivery
See Viessmann pricelist
9532 663
See Viessmann pricelist
See Viessmann pricelist
on site
See Viessmann pricelist
7170 965
See Viessmann pricelist
See Viessmann pricelist
on site
7180 573
See Vitoset pricelist
See Viessmann pricelist
See Viessmann pricelist
7452 091
See Viessmann pricelist
7170 965
See Viessmann pricelist
on site
7814 681
7814 681
See Viessmann pricelist
7170 965
7170 965
7426 133
See Vitoset pricelist
7183 288
7151 728 or 7151 729
on site
7450 657
See Vitoset pricelist
on site
VIESMANN
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