A
Set DHW temperature
B
Heat pump switching hysteresis
("
Hysteresis
")
C
Switching hysteresis, electric hea-
ter ("
Hyst. HW e-heating
")
D
Actual DHW temperature at the
upper cylinder temperature sen-
sor
E
Heat pump control state
F
Switching state, electric heater
G
OFF
H
ON
Note
The value selected for "
Hysteresis
"
should be higher than the expected
temperature drop due to heat losses
in a single night (approx. 5 K).
A lower value for "
Hyst. HW e-heat-
ing
" increases the proportion of elec-
trical DHW heating, i.e. the system
efficiency drops.
Access
&
"
System settings
"
&
"
Program
"
&
"
DHW
"
&
"Hysteresis"
or
"Hyst. HW e-heating"
(
5
/
%
)
Standard setting
Setting range
"
Hysteresis
"
7.0 K
1.0 to 10.0 K
"
Hyst. HW e-heating
"
10.0 K
2.0 to 30.0 K
Hysteresis DHW electric heater/hysteresis
(cont.)
97
DHW control unit settings
55
92
901
GB
Service
Содержание VITOCAL 300
Страница 19: ...Connection diagram Open CLOSE System version 1 cont 19 Preparing for installation 5592 901 GB...
Страница 22: ...Connection diagram Open CLOSE System version 2 cont 22 Preparing for installation 5592 901 GB...
Страница 66: ...Main menu Information A See page 67 Menu structure overview Information 66 Control unit settings 5592 901 GB...
Страница 137: ...Control PCB 137 Connection and wiring diagrams 5592 901 GB Service...
Страница 140: ...Parts lists cont 140 Parts lists 5592 901 GB...
Страница 141: ...Parts lists cont 141 Parts lists 5592 901 GB Service...
Страница 159: ...159 5592 901 GB...