Connections On The Water Side; Connections On The Dhw Side - Viessmann VITODENS 242-F Technical Manual

Design information
Vitodens selection table
DHW demand, con- DHW supply for one apartment
venience
DHW supply for a detached house
Centralised DHW supply for an apartment building
Decentralised DHW supply for an apartment build-
ing
Use of the various One draw-off point
connected draw-off Several draw-off points, not used simultaneously
points
Several draw-off points, used simultaneously
Distance of draw-off Up to 7 m (without DHW circulation pipe)
point from boiler
With DHW circulation pipe
Modernisation Existing DHW cylinder
Replacement of an existing combi boiler
Space requirement Low space requirement (installation in recesses)
Sufficient space available (installation room)
Solar DHW heating Connection to a dual mode DHW cylinder
can be connected
Connection to the integral DHW cylinder
+ = recommended
0 = recommended under certain conditions
– = not recommended

6.3 Connections on the water side

Connections on the DHW side

When using galvanised pipes, observe that plate heat exchangers with
copper solder joints are integrated into the Vitodens 222-F (B2TA),
333-F, 343-F, 242-F and Vitosolar 200-F with loading cylinder system
(observe the flow rule).
6
VIESMANN
66
(cont.)
Vitodens 222-F, Vitodens 222-F,
type B2SA with in- type B2TA and
tegral DHW cylin- Vitodens 333-F,
der with internal type B3TA with in-
indirect coil tegral DHW load-
ing cylinder
+ +
+ +
+ –
+ 0
0 0
+ +
+ +
– –
+ +
+ –
– 0
0 0
+ +
+ –
– –
Vitodens 242-F and
Vitodens 343-F
with integral solar
cylinder
+
+
+
–
0
+
+
–
+
–
–
0
+
–
+
VITODENS