8 Maintenance [specialist]
2015/12
996404631-mub-en - V02
21
Te
mperatu
re i
n th
e b
uffe
r
tank
D
omes
tic
ho
t water
te
mperatu
re a
dj
us
ted
at
the
c
ont
rol
le
r
M
ax
. fl
ow ra
te f
ro
m the
D
HW
modul
e
with
the
set
hot
water
tem
per
atu
re
M
ax
. wit
hdr
awal
flo
w rate
at t
he
tap
with
a te
mperatu
re o
f 45
°C
H
eat
tra
ns
fer
ca
pac
ity
of t
he
DHW m
odu
le
FriwaMini with
circulation
FriwaMini with
circulation
FriwaMini with
circulation
50 °C
45 °C
17 l/min
17 l/min
41 kW
60 °C
45 °C
28 l/min
28 l/min
67 kW
50 °C
21 l/min
24 l/min
60 kW
55 °C
16 l/min
19 l/min
49 kW
70 °C
45 °C
36 l/min*
38 l/min
89 kW
50 °C
30 l/min
34 l/min
84 kW
55 °C
25 l/min
31 l/min
78 kW
60 °C
20 l/min
28 l/min
69 kW
80 °C
45 °C
38 l/min*
38 l/min
93 kW
50 °C
38 l/min*
42 l/min
105 kW
55 °C
32 l/min
40 l/min
100 kW
60 °C
27 l/min
38 l/min
95 kW
for a cold water temperature of 10 °C, reheating is not considered
*maximum flow rate: 38 l/min, with pressure drop of the DHW module of 1000 mbars
(higher values are for hydraulic reasons only partly possible, measuring limit of the flow rate
sensor
~42 l/min)
8
Maintenance [specialist]
In order to achieve optimal control characteristics, no hydraulic pressure drops should occur in
the primary circuit (e.g. by the installation of a mud strainer, strainer or mixing valve).