50
4
Low voltage
F6
STS
21
PT500
F0
ATS
Ni500
10
Control unit power supply
X1.1
X2.1
A
L1
N
1 / N / PE
230 V, 50 Hz
X3.18
A
Mains terminals on the cross con-
nect PCB
Compressor power supply
L1
3 / PE
400 V, 50 Hz
L2
L3
PE
Required parameter settings
Set the required parameters during com-
missioning; see from page 112.
Parameter
Setting
"System definition"
■
"System scheme 7000"
"6"
"Cooling"
■
"Cooling 7100"
"2"
■
"Cooling circuit 7101"
"1"
DHW heating:
"Time program DHW"
Set time program (see op-
erating instructions)
"Time prog DHW circ"
Set time program (see op-
erating instructions)
"DHW"
■
"Enable booster heaters for DHW heating 6014" "1"
"Electr booster heater"
"Enable instantaneous heating water heater 7900" "1"
"Enable instant. heating water heater for central
heating 7902"
if required
"1"
"Output for instant. heating water heater at power-
OFF 790A"
■
"1"
for 3 kW
■
"2"
for 6 kW
■
"3"
for 9 kW
Preparing for installation
System example 1, ID: 4605350_1008_01
(cont.)
5609 667 GB
