Delivered Condition - Viessmann VITODENS 300-W Technical Manual

Separate DHW cylinders
Z DHW circulation
A Lower indirect coil (solar)
The connections HVs and HRs are located at the top of the
DHW cylinder
Dimensions
Dimensions
a
b
c
DHW output data at rated heating output
Rated heating output
for DHW heating
Continuous DHW output
when heating DHW from 10 to 45 °C and
with an average boiler water tempera-
ture of 78 °C
Performance factor N
*9
L
to DIN 4708
Peak output
over a 10 minute period

Delivered condition

Dual mode DHW cylinder made from steel with Ceraprotect enamel
coating and Solar-Set.
■ Solar-Set, comprising:
– Solar circuit pump (variable speed high efficiency circulation
pump)
– 2 thermometers
– 2 ball valves with check valve
– Flow meter
– Pressure gauge
– Safety valve 6 bar
– Fill valve
– Air separator
– Solar control module, type SM1 with electronic temperature dif-
ferential control
– Cylinder temperature sensor
– Collector temperature sensor
■ 2 welded sensor wells for cylinder temperature sensor or thermostat
*9 Values for the upper internal indirect coil
VITODENS
(cont.)
Pressure drop on the DHW side
Dimensions in mm
631
780
1705
kW 16
kW 16
l/h 390
1.3
l/10 min 159
■ Threaded elbow with sensor well
■ Adjustable feet
■ Protective magnesium anode
■ Thermal insulation made from rigid PUR foam
White epoxy-coated sheet steel casing.
100 10
80 8
60 6
50 5
40 4
30 3
20 2
10 1
8 0.8
6 0.6
5 0.5
4 0.4
3 0.3
DHW throughput in l/h
17
17
415
1.4
164
4
24 32
26 26
638 638
1.4 1.4
164 164
VIESMANN
41