ITV Greenline HE E6-E11 - Page 20

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Technical information

6 720 802 419 (2012/06) en

7.2.6 Combined operation of two heat pumps (cascade connection)

Fig. 15 Two heat pumps (cascade connection) with unmixed and mixed heating circuits, buffer tank and external hot water heater.

6 720 641 855-14.2I

For explanations to the system solutions (Æ 7.2.1 ).

Main Page

Default Chapter3
- Table of Contents3
1 Key to Symbols and Safety Instructions5
- Explanation of Symbols5
- Safety Instructions5
2 Included in the Delivery6
3 General7
- Information about the Heat Pump7
- Application Area7
- Type Overview7
- Type Plate7
- Transport and Storage7
- Positioning the Heat Pump7
- Checks before Installation7
- Checklist7
- Can-Bus8
- Handling Circuit Boards9
4 Heating, General10
- Circuits for Heating10
- Control Methods for Heating10
- Time Control for Heating10
- Operating Modes10
5 Energy Metering11
6 Dimensions and Clearance12
7 Technical Information14
- Component Parts14
- System Solutions15
- Technical Information21
8 Regulations25
9 Installation26
- Collector System26
- Heating System28
- Siting the Appliance28
- Pipework Preparations28
- Flushing out the Heating System28
- Setting up28
- Heat Insulation28
- Removing the Front Panel29
- Temperature Sensor Installation29
- Filling the Heating System30
- Filling the Collector System30
10 Electrical Connections32
- Connecting the Heat Pump32
- Soft Starter32
- Electrical Connection Wiring Diagram33
- External Connections38
- Connection Groundwater Pump38
- Combined Operation of Two Heat Pumps39
  - (Cascade Connection)39
11 Control Panel40
- Panel Overview40
- On/Off Button40
- Status Lamp40
- Menu Display40
- Menu Button and Menu Dial40
- Return Button40
- Mode Button40
- Info Button40
12 Start up41
13 Function Check42
- Refrigerant Circuit42
- Filling Pressure in Collector Circuit42
- Setting Heating System42
  - Operating Pressure42
- Operating Temperatures42
14 Installer Menus43
- Access to the Functions on Installer Level43
- Canbus LCD43
- Compressor Fast Restart43
- Temperature Sensor43
15 Menu Overview44
16 Settings48
- Room Temperature48
- Hot Water54
- Holiday56
- Energy Measurements56
- Timers57
- External Control57
- Installer58
- Additional Heat61
- Safety Functions63
- General63
- Alarms64
- Access Level64
- Return to Factory Settings64
17 Alarms65
- Control Unit and Room Sensor Alarm Lamp65
- Alarm Display65
- Alarm Buzzer at Alarm65
- Acknowledgement of Alarms65
- Alarm Timer, Alarm Mode65
- Alarm Categories66
- Alarm Window66
- Alarm Functions67
- Alarm Log71
- Alarm History71
- Information Log72
18 Factory Settings73
- Return to Factory Settings73
- Factory Values73
19 Environmental Protection76
20 Maintenance77
21 Commissioning Protocol Greenline HE78

ITV Greenline HE E6-E11 - Page 20

Table of Contents