Note: This scheme is a general example without shut-off valves or safety equipment. This does not replace the need for on-site engineering.
Equipment required
ID: 4605086_1304_05
Pos. Designation Part no.
Heat source
1
2
Compact heat pump Vitocal 222/242/333/343-G with:
– Integral control unit
– Primary pump
– Secondary pump
– 3-way diverter valve for "Central heating/DHW heating"
– Cylinder loading pump (only 242/343-G)
– DHW cylinder
– Cylinder temperature sensor
See Viessmann pricelist
3
Outside temperature sensor ATS Standard delivery pos. 1
4
Instantaneous heating water heater Standard delivery pos. 1
qW
Safety assembly Standard delivery pos. 1
qE
Expansion vessel, heating circuit See Vitoset pricelist
Vitocal 222-G/242-G/333-G/333-G NC/343-G
(cont.)
System examples
VIESMANN
21
5822 472 GB
2