Technical data
37 CTC EcoZenith i250
General Information
8.7.2 Set. heat pump
Compressor Permitted/Blocked
The product is supplied with a blocked compressor. When
the compressor is blocked, the product operates like an
electric boiler. All other functions are intact.
Permitted means that the compressor is allowed to
operate.
1
Min. outdoor temp. °C -15 (-22...0)
(Applies to the CTC EcoAir only)
This menu relates to settings for the outdoor temperature
at which the compressor is no longer permitted to
operate. When the heat pump has stopped a start signal
will only be given if the outdoor temperature is at least
2 °C warmer than the set value. The lowest outdoor
temperature required for start is -18 °C.
2
Brine pump Auto/10d/On
(Applies to the CTC EcoPart only)
“10D”. After installation is complete, you can choose to
run the brine pump constantly for 10 days to remove air
from the system. The pump then returns to auto mode.
“On” means that the brine pump will operate continuously.
“Auto” means that the circulation pump will operate at the
same time as the compressor.
Tariff HP
Not applicable. Applies only to products marked “Tariff”. It
must be set to Off.
Min oper. time 6 (0...20)
Minimum operating time in minutes that the compressor is
permitted to operate. Even if the tank’s stop temperature
has been achieved, the compressor continues to supply
energy during this period.
1 2
1 2
T ºC
60
40
20
0
-20
16 20 0 4 8 12
Radiatorsystem forts
58 ºC -5 ºC
Info golvtorkning estricht
Room temp.
Heating circuit 1
Night reduction Holiday
Room temp.
Heating circuit 1 (50)
Night reduction Holiday
Set. heat pump
Compressor Permitted
1
Min outdoor temp °C -15
2
Brine pump on Auto
Tariff HP Off
Minimum run time 6
Electric heater
Boiler upper°C 50
Boiler upper add°C 57
Boiler upper extra DHW°C 60
Boiler upper max kW 5.5
Boiler lower °C 55
Boiler lower max kW 6.0
Delay mixing valve 180
Main fuse A 25
Input voltage 3x400 V
Tariff EL Off
Upper tank
Stop temp HP°C Max
Start/stop diff upper ºC 7
Max time upper tank 20
Max time lower tank 40
Communication
MB address 1
Baud rate 9600
Parity even
Stop bit 1
Installer
Save settings
Save settings
Load factory settings
Def Heat pump
Heat pump Off
Flow/level switch None
Test Heating circuit
Mixing valve1 Open
Rad pump1 On
Mixing valve2 Off
Rad pump2 Off
LED room sensor On
Test valves
Test Elec.heater
3-way valve Down
Electric heater L1A Off
Electric heater L1B Off
Electric heater L2A Off
Electric heater L2B Off
Electric heater L3A Off
Electric heater L3B Off
Electric heater A13 Off
Alarm log
Latest alarm: Time HP (b) LP (b) SH (K) I(A)
Low brine flow 07:20 6/3 8.8 3.3 15.9 3.9
Stored alarms:
Wrong phase order 10:30 1/3 27.9 8.6 -227 50.0
Com. err m. protect 09:01 1/3 27.9 3.6 42.2 0.0
Factory settings coded
Code 0 0 0 0
Upper tank
Lower tank
Compressor operation
Expansion valve
Log compressor stop
Cooling
Operation data heating 2
Out Room1 Prim1 Return Room2 Prim2
Test Heat pump
HP Compr. Off
HP Brine p/Fan Off
HP Charge p 0
Defrost Manually Off
Compressor heat Off
Drip tray heater Off
Heating Cable Off
4-way valve(Y11) Off
Inst. Radiatorsystem1
<<
Anti Water Hammer No
HP max DHW Yes
Drying period mode Off
Drying period temp ºC 25
Room temp. DHW Operation Installer
Drying period activ 1 / 12 (25)
CTC EcoZenith Monday 09:35
1
Applies to the CTC EcoAir
2
Applies to the CTC EcoPart