Viessmann Vitocal 222-G User Manual page 16

Vitocal 222-G/242-G/333-G/333-G NC/343-G
Hydraulic installation scheme ID: 4605086_1304_05
44
45
42
49
----47/24--
43
22
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
Heat source
1 Compact heat pump Vitocal 222/242/333/343-G with:
– Integral control unit
2
– 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
3 Outside temperature sensor ATS
4 Instantaneous heating water heater
qW Safety assembly
qE Expansion vessel, heating circuit
System examples
rU
80
85
84
20
WW
21
37
--2/212.3--
KW
27
(cont.)
91
--8/145--
qCQ --130/R1-6--
92
94
--2/211.2--
89
90
--2/F14--
A1
83
--80/X4.1;2--
82 81
12
13
41
--47/24--
--47/5--
48
4
qCP
2
1
3
--2/F0--
8
Part no.
See Viessmann pricelist
Standard delivery pos. 1
Standard delivery pos. 1
Standard delivery pos. 1
See Vitoset pricelist
VIESMANN
2
21