Equipment required
ID: 4605357_1304_04
Pos. Designation Part no.
Heat source
1
Heat pump stage 1 See Viessmann pricelist
2
Heat pump control unit Vitotronic 200, type WO1B Standard delivery pos. 1
3
Outside temperature sensor ATS Standard delivery pos. 2
6
Secondary pump UP See Viessmann pricelist
7
Circulation pump for cylinder heating UPSB See Viessmann pricelist
9
Heat pump stage 2 See Viessmann pricelist
qP
Secondary pump for heat pump stage 2 See Viessmann pricelist
qW
Safety equipment block with safety assembly 7143 779
qE
Expansion vessel secondary circuit See Vitoset pricelist
qR
High limit safety cut-out STB 70 °C
for stopping the secondary pump (for heat pump stage 1)
on site
wO
High limit safety cut-out STB 70 °C
for stopping the secondary pump (for heat pump stage 2)
on site
Primary circuit
5
Primary pump UP for heat pump stage 1 See Viessmann pricelist
qZ
Flow temperature sensor VTS primary circuit Standard delivery
qU
Return temperature sensor, primary circuit Standard delivery
wP
Brine accessory pack See Viessmann pricelist
wQ
Pressure switch, primary circuit (option) 9532 663
wW
Brine distributor for geothermal probes/geothermal collectors See Viessmann pricelist
wT
Primary pump for heat pump stage 2 See Viessmann pricelist
wU
Geothermal probe/geothermal collector on site
DHW heating
eP
DHW cylinder Vitocell 100-V, type CVA, 750 l or 1000 l See Viessmann pricelist
eW
Cylinder temperature sensor STS 7170 965
eE
Cylinder loading pump SLP See Viessmann pricelist
eR
Plate heat exchanger PWT See Viessmann pricelist
eT
Flow limiter on site
eZ
2-way motorised valve 7180 573
eU
DHW circulation pump ZP See Vitoset pricelist
eI
Heating lance See Viessmann pricelist
External heat source
tP
External heat source (oil/gas boiler) with Vitotronic 200, type KO1B, KO2B or KW6B See Viessmann pricelist
tQ
External EA1 extension for oil/gas boilers 7452 091
tW
Circulation pump for cylinder heating UPSB See Viessmann pricelist
tE
Boiler water temperature sensor KTS
(in the external heat source for connection to the heat pump control unit)
7170 965
tR
Mixer motor See Viessmann pricelist
tT
High limit safety cut-out STB 70 °C
for switching off the external heat source
on site
tZ
Contactor relay K1 7814 681
tU
Contactor relay K2 7814 681
Heating water buffer cylinder
zP
Heating water buffer cylinder See Viessmann pricelist
zQ
Buffer temperature sensor PTS 7170 965
zW
Flow temperature sensor system VTS
– Immersion sensor or 7170 965
– Contact sensor 7426 133
Heating circuit with mixer M2
uP
Underfloor heating circuit See Vitoset pricelist
uE
Flow temperature sensor VTS M2 7183 288
uR
Temperature limiter to restrict the maximum temperature of underfloor heating systems 7151 728 or 7151 729
uZ
Heating circuit pump UP M2 on site
uU
Mixer motor M2 7450 657
Heating circuit without mixer A1
oP
Radiator heating circuit See Vitoset pricelist
oZ
Heating circuit pump UP A1 on site
Vitocal 300-G/350-G
(cont.)
System examples
VIESMANN
117
5822 472 GB
4
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