Ochsner TERRA 11, Operating And Installation Manual

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982001-TERRA-M2-M4-EN04.1 | www.ochsner.com 3
CONTENTS
PLEASE NOTE
OPERATION
1. Information on documentation 4
1.1 Safety information 4
1.1.1 Arrangement of safety information 4
1.1.2 Symbols and possible dangers 4
1.1.3 Keywords 4
1.2 Other symbols 5
1.3 Units of measurement 5
1.4 Specified performance figures 5
2. Safety 5
2.1 Intended use 5
2.2 General safety information 5
3. Appliance description 6
3.1 Functionality 6
3.2 Appliance components 6
3.2.1 Indoor unit 6
3.2.2 Heat pump control unit 7
3.3 Name plate 7
4. Activating settings 8
4.1 Operating costs 8
4.1.1 Flow temperatures 8
4.1.2 Ventilation 8
4.1.3 Heating setback program 9
4.1.4 Screed drying program 9
5. Maintenance and care 9
6. Problem solving 9
INSTALLATION
7. Safety 10
7.1 General safety information 10
7.2 Regulations, codes and standards 10
8. Appliance description 10
8.1 Scope of delivery 10
8.2 Hydraulic variants of the indoor unit 11
9. Preparing to install the appliance 13
9.1 Indoor unit installation location 13
9.1.1 Keep minimum clearances 13
9.2 Preparing the heat source system 14
9.2.1 Geothermal collectors 14
9.2.2 Preparing the wall conduits 14
9.2.3 Preparing the collection shaft 15
9.3 Preparing the electrical connections 16
9.3.1 Heat pumps for three-phase alternating current 16
9.3.2 Heat pumps for single phase alternating current 17
9.3.3 Cables from main distributor to indoor unit 17
9.3.4 Temperature sensor 17
9.3.5 Pumps and servomotors (230 VAC) 18
9.3.6 PSU signal contact 18
9.3.7 Smart Grid 18
10. Appliance installation 19
10.1 Installation of indoor unit 19
10.1.1 Delivery and transportation 19
10.1.2 Positioning the appliance 20
10.1.3 Disassembling the appliance casing 20
10.1.4 Assembling the appliance casing 21
10.2 Connecting the heat sink system 22
10.2.1 Connecting the heating water 22
10.2.2 Safety valve drain 23
10.2.3 Filling the heating system 23
10.2.4 Diaphragm expansion vessel (DEV) 24
10.2.5 Flow metering 24
10.2.6 Cooling version 25
10.2.7 Connecting the DHW 25
10.3 Connecting heat source system 25
10.3.1 Connecting the brine hydraulics 25
10.3.2 Heat transfer medium (brine circuit) 25
10.3.3 Filling the brine circuit 26
10.3.4 Safety valve drain 26
10.3.5 Diaphragm expansion vessel (DEV) 27
10.3.6 Flow metering 27
10.4 Electrical connection 27
10.4.1 General 27
10.4.2 Electrical connection of the indoor unit 27
11. Commissioning 30
11.1 Before switching on for the first time 30
11.2 Testing the control circuit 30
11.3 Adjusting the flow rate 30
11.3.1 Flow rate of the heat sink system 30
11.3.2 Flow rate of the heat source system 33
11.4 Pumps in the indoor unit 35
11.5 Necessary conditions for commissioning 36
11.6 Commissioning the system 37
11.7 Decommissioning 38
12. Troubleshooting 39
12.1 Fault messages on the master controller 39
12.2 Reset high limit safety cut-out 41
13. Appliance maintenance 42
13.1 Testing safety valves 42
13.2 Maintenance contract 43
14. Specification 44
14.1 Heat pumps for three-phase alternating current 44
14.1.1 Data table 44
14.2 Heat pumps for single phase alternating current 48
14.2.1 Data table 48
14.3 Performance diagrams 50
14.3.1 Details of energy consumption 57
14.4 Limits of use 59
14.5 System schematic diagrams 60
14.6 Voltage quality in island mode 76
14.7 Dimensions and connections 77
14.7.1 Indoor unit 77
15. Environment and recycling 78
16. Declaration of conformity 79
17. ERP-Data 83