Selection Tables, Dhw Cylinders; Connections On The Water Side; Connection On The Dhw Side - Viessmann VITODENS 111-W Technical Manual

Design information
Cylinder capacity in litres
Draw-off rate in Wh
Draw-off volume per use or
useful capacity in l
Bath 1600
to DIN 4471
Bath 1700
to DIN 4471
Small bath and sit bath
Large bath
(1800 × 750 mm)
Shower cubicle with mixer
tap and standard shower
head
Shower cubicle with 1
shower head and 2 side
nozzles
Washbasin
Bidet
Example:
■ Average household with 3 occupants
■ Use of a bath 1600 with 140 l drawn
■ Simultaneous operation of a shower with mixer tap and standard
head with 40 l drawn

Selection tables, DHW cylinders

The DHW cylinders with a "-W" in the product name are supplied in
white. The appliances with a "-B" or "-V" in the product name are
supplied in Vitosilver (marked in grey in the table).
Vitodens 100-W gas condensing boilers, cylinder allocation
6
Rated heating output range [kW]
Vitocell 100-W (type CUG, CUGA, CUGA-A), below
Vitocell 100-W (type CVA, CVAA, CVAA-A), adjacent
Vitocell 100-V (type CVA), adjacent
Vitocell 100-W (type CVB, CVBB) adjacent, dual mode
Vitocell 100-U (type CVUB), adjacent, dual mode
Vitocell 100-B (type CVB) adjacent, dual mode

6.4 Connections on the water side

Connection on the DHW side

Vitodens 100-W gas condensing combi boiler
For the DHW connection, connection sets for installation on finished
or unfinished walls are available as accessories. The instantaneous
water heater provides direct DHW heating.
VIESMANN
50
(cont.)
Bath 1600 Bath 1700 Small bath
to DIN 4471 to and sit
DIN 4471 bath
5820 6510
140 160
120
120
120
120
120 120
120 120
120 120
150/160
120 120
120 120
120 120
120 120
Large bath Shower
(1800 × cubicle
750 mm) with mixer
tap and
standard
shower
head
4890 8720 1630
120 200
120
120
120
200 150/160
120 120
120 150/160
120
150/160 200
120 120
120 150/160
120 120
120 150/160
The table shows that the correct DHW cylinder to DIN 4708 would
have a capacity of 120 l.
Practical cylinder allocation (cylinder capacity in litres)
6.5 to 19.0
100
120
150
160
200
300
—
300
400
300
—
When using galvanised pipes, observe that the instantaneous water
heater is designed as a stainless steel plate heat exchanger with
copper solder joints (observe the flow rule).
Shower Washbasin Bidet
cubicle
with 1
shower
head and 2
side noz-
zles
4070 700
40 100 17
120 120 120
120 150/160 120
120 120 120
120 120 120
120 120 120
120 120 120
120 120 120
200 150/160
120 120 120
120 120 120
120 120 120
120 120 120
120 120 120
120 120 120
120 120 120
120 120 120
6.5 to 26.0 8.8 to 35.0
100 100
120 120
150 150
160 160
200 200
300 300
— 500
300 300
400 400
300 300
500 500
810
20
120
120
120
120
120
120
120
150/160
120
120
120
120
120
120
120
120
VITODENS