Viessmann Vitocal 222-G User Manual page 143

Vitocal 200-S/222-S/242-S
Equipment required
ID: 4605170_1304_07
Pos. Designation
Heat source
1 Internal unit, heat pump, Vitocal 200-S, type AWB-AC
2 Heat pump control unit
3 Outside temperature sensor ATS
4 Instantaneous heating water heater with switching module
5 3-way diverter valve "Heating/DHW"
6 Secondary pump
qW
Safety assembly
qE Heating circuit expansion vessel
qT Flow switch
Primary circuit
wU Hot gas line
wI Liquid line
wO External unit of the Vitocal 200-S heat pump
DHW heating
eP DHW cylinder (indirect coil)
eQ Cylinder temperature sensor
eU DHW circulation pump ZP
External heat source
qR High limit safety cut-out for switching off the secondary pump
tP Oil/gas boiler
tQ External EA1 extension for oil/gas boiler
tW Circulation pump for cylinder heating UPSB
tE Boiler water temperature sensor KTS (for connection to the heat pump control unit):
– As contact temperature sensor
or
– As immersion temperature sensor
tR Mixer motor, directly controlled with system flow temperature sensor zW
tT High limit safety cut-out STB 70 °C (for switching off the external heat source)
tZ Contactor relay K1
tU Contactor relay K2
zP Heating water buffer cylinder
zQ
Buffer temperature sensor
5
zW System flow temperature sensor, directly controlled
Heating/cooling circuit with mixer M2 (KM BUS)
uP Underfloor heating circuit/cooling circuit
uQ Vitotrol 200A remote control
or
oT Vitotrol 300B remote control
The following wireless accessories are available as an alternative to hardwired remote control
units:
oO – Wireless base station
– Vitotrol 200 RF wireless remote control
– Wireless outside temperature sensor
– Wireless repeater
q-T Extension kit with mixer, comprising:
uE Flow temperature sensor VTS and mixer motor
uR Temperature limiter to restrict the maximum temperature of underfloor heating systems
– As immersion thermostat
or
– As contact thermostat
uZ Heating circuit pump
uU 3-way mixer
qCP Connection module with single room control, heating/cooling with pump logic
qCQ Room thermostat (installation on finished walls), heating/cooling RTR-E 6726
qCW
Thermal actuator TS 5.11/230 (N/C, cores can be interchanged)
or
VIESMANN
148
(cont.)
Part no.
See Viessmann pricelist
Standard delivery pos. 1
Standard delivery pos. 1
Standard delivery pos. 1
Standard delivery pos. 1
Standard delivery pos. 1
Standard delivery pos. 1
See Vitoset pricelist
on site
See Viessmann pricelist
See Viessmann pricelist
Standard delivery pos. 1
See Viessmann pricelist
7438 702
See Vitoset pricelist
on site
See Viessmann pricelist
7452 091
See Viessmann pricelist
7426 463
7438 702
7441 998
on site
7814 681
7814 681
See Viessmann pricelist
7438 702
Standard delivery pos. 54
See Vitoset pricelist
Z008 341
Z011 411
Z011 413
Z011 219
7455 213
7456 538
7301 063
Standard delivery pos. 105
7151 728
7151 729
on site
See Viessmann pricelist
7247 845
7247 853
7373 722
System examples