Technical data

33 CTC EcoZenith i250
General Information
8.7 Settings
This menu is used to set the parameters for your
home's heating requirements. It is important that this
default setting is adjusted for your property. Values
which are set incorrectly may mean that your property is
not warm enough or that an unnecessarily large amount
of energy is being used to heat your property.
8.7.1 Radiator system 1 or 2
Max. primary flow
The maximum permitted temperature supplied to the
radiators. This functions as an “electronic” limiter to
protect floor circuits in underfloor heating systems.
Radiator system 2 can only give the same temperature
as radiator system 1 or a lower temperature.
Min primary flow
You can use this option to set the minimum permitted
temperature if you want a specific level of background
heating during the summer in the basement or
underfloor circuits, e.g. in the bathroom. The heating in
other parts of your property should then be switched
off using thermostatic radiator valves or shut-off valves.
Note that the radiator pump will operate the whole
summer. This means that the temperature out to the
radiators does not fall below a selected temperature, for
example +27°C.
“Off” means that the function is turned off.
Heating off, out
Outdoor temperature limit at which the house no
longer requires heating. The radiator pump stops and
the mixing valve is kept closed. The radiator pump is
activated daily for a short period so that it does not
jam. The system restarts automatically when heating is
required.
Heating off, minutes
The delay period before the radiator pump stops as
described above.
Inclination (default setting)
Inclination means the temperature your property needs
at different outdoor temperatures. See more detailed
information about this in the chapter on Your property’s
heating installation. The value set is the outgoing flow
temperature to radiators when the outdoor temperature
is -15 °C. After this default setting, fine adjustment takes
place in the “Room temperature” menu.
For example:
“Inclination 50” means that the temperature of the water
supplied to the radiators will be 50°C when the outdoor
temperature is -15°C, if the adjustment is set to 0. If the
adjustment is set to +5, the temperature will be 55°C
instead. The curve is increased by 5°C at all outdoor
temperatures, i.e. the curve is parallel offset by 5°C.
!
Tip: Read more about these settings
in the chapter on Your property’s
heating installation.
1 2
1 2
1 2
1 2
1 2
1 2
Settings
Heating circuit 1
Heating circuit 2
Heat pump
Electric heater
Upper tank
Remote control NR
Communication
Save settings
Load settings
Load factory settings
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1 2
1 2
22,2 ºC 21,2 ºC 58 ºC -5 ºC
1 2
1 2
1 2
06 - 09 18 - 21
07 - 09 20 - 23
06 - 09 10 - 21
06 - -- -- - 21
06 - -- -- - 21
10 - 12 20 - 23
10 - 12 20 - 23
1 2
1 2
T ºC
60
40
20
0
-20
16 20 0 4 8 12
06-09 18-21
07-09 00-00
06-09 00-00
06-09 00-00
06-09 00-00
10-12 00-00
10-12 00-00
Room temp. DHW Operation Installer
CTC EcoZenith Monday 09:35
Night reduction Holiday
Heating circuit 2 (50)
Heating circuit 1
Room temp.
Start menu
Room temperature settings
Selecting DHW comfort
Heating system data
Installer settings menu
Extra
Hot water
0.0 hours
On
Temperature
Normal
Weekly schedule
DHW
Weekly program Day by day
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Weekly program DHW
Operation data system
Status HP upper tank
Tank upper°C 49 (60)
Tank lower°C 42 (45)
Primary flow°C 42 (43)
Return flow°C 34
Radiator pump On
Mixing valve Open
Delay mixing valve 180
Electric power kW 0.0 0.0 0.0
Current L1/L2/L3 0.0 0.0 0.0
Operation data EcoZenith
Stored oper data
Heating circuit 2
Operation data heating
Installer
Time/Language Settings Define system Service
Software display PCB: 20120205
Software HP PCB: 20120125
Installer
Installer
Time 21:34
Date 2012-02-05
Settings
Heating circuit
Heating circuit 1
Heating circuit 2
Heat pump
Electric heater
Upper tank
Remote control NR
Communication
Save settings
Load settings
Load factory settings
Max primary flow°C 55
Min primary flow°C Off
Heating off, out°C 18
Heating off 120
Inclination°C 50
Adjustment°C 0
Room temp reduced°C -2
or
Primary flow reduced°C -3
Define system
Def heating circuit
Heating circuit 1
Heating circuit 2
Heat pump
SMS
Cooling
Heating circuit 1 Yes
Room sensor 1 Yes
Type Wire
Service
Function test
Function test
Alarm log
Factory settings coded
Quick start compressor.
Software update, USB
Write log to USB
Control current sensors
Re-installation
Heating circuit
Heat pump
Valves
Electric heater
Total operation time h: 14196
Max primary flow°C: 51
Consumtion kWh 20
Compressor:
Operation time /24 h:m 00:00
Stored oper data
Heat pump
Compressor On
Charge pump On 47%
Brine pump On
HP in/out°C 35.5 / 42.3
Current L1 4.0
Night reduction heat circ.
Weekly program Day by day NR
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Night reduction heat circ.
Weekly program Block NR
Decrease Sunday 22:00
Increase Friday 14:00
Decrease -------- 00:00
Increase -------- 00:00
Holiday
Holiday period 3 days
Out Room1 Prim1 Return Room2 Prim2