Technical data

Table of Contents
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Table of Contents
Table of Contents.....................................................................................................................................................1
1 Selection and Dimensioning of Heat Pumps for Heating and Cooling..........................................................3
1.1 Calculating the Heat Consumption of the Building............................................................................................................................ 3
1.1.1 DHW heating ............................................................................................................................................................................ 3
1.2 Method for Calculating the Cooling Requirements of the Building.................................................................................................... 3
1.3 Checking the Operating Limits .......................................................................................................................................................... 4
1.3.1 Maximum Heat Output of the Heat Pump................................................................................................................................. 4
1.3.2 Maximum Cooling Capacity of the Heat Pump ......................................................................................................................... 6
1.3.3 Measures to Reduce the Cooling Load of the Building............................................................................................................. 6
2 Generation of Refrigerating Capacity ...............................................................................................................7
2.1 Passive Cooling with Ground Water ................................................................................................................................................. 7
2.2 Active Cooling ................................................................................................................................................................................... 7
2.2.1 Active Cooling with Reversible Brine-to-Water Heat Pumps .................................................................................................... 7
2.2.2 Active Cooling with Reversible Air-to-Water Heat Pumps ........................................................................................................ 7
3 Heating and Cooling with a Single System ......................................................................................................9
3.1 Energy-Efficient Operation................................................................................................................................................................ 9
3.2 Hydraulic Integration of a Combined Heating and Cooling System .................................................................................................. 9
3.3 Dynamic Cooling ............................................................................................................................................................................... 9
3.3.1 Fan convectors ......................................................................................................................................................................... 9
3.3.2 Cooling with Ventilation Systems.............................................................................................................................................. 9
4 Device Information for Air-to-Water Heat Pumps with Simplified Regulation ............................................11
4.1 Air-to-water heat pump for outdoor installation ............................................................................................................................... 11
4.2 Reversible Air-to-Water Heat Pumps for Outdoor Installation, Single-phase.................................................................................. 12
4.3 Reversible Air-to-Water Heat Pumps for Outdoor Installation, three-phase ................................................................................... 14
4.4 Characteristic Curve LAK 10M (Heating Operation) ...................................................................................................................... 15
4.5 Characteristic Curves LA 6/8/10MR and LA 12/16TR (Heating Operation) .................................................................................... 16
4.6 Characteristic Curves LA 6/8/10MR and LA 12/16TR (Cooling Operation) .................................................................................... 16
4.7 Characteristic Curves LAK 10MR (Heating Operation)................................................................................................................... 17
4.8 Characteristic Curves LAK 10MR (Cooling Operation) ................................................................................................................... 17
4.9 Dimensions LAK 10M...................................................................................................................................................................... 18
4.10 Dimensions LA 6/8/10MR and LA 12/16TR .................................................................................................................................... 19
5 Device Information for Brine-to-Water Heat Pumps with Simplified Regulation ........................................20
5.1 Reversible brine-to-water heat pumps for indoor installation, single-phase.................................................................................... 20
5.2 Reversible brine-to-water heat pumps for indoor installation, three-phase..................................................................................... 21
5.3 Characteristic Curves SI 8/10MR and SI 12/14/16/20TR (Heating Operation) ............................................................................... 22
5.4 Characteristic Curves SI 8/10MR and SI 12/14/16/20TR (Cooling Operation) ............................................................................... 23
5.5 Dimensions SI 8/10MR and SI 12/14/16/20TR ............................................................................................................................... 24
6 Electrical Installation ........................................................................................................................................25
6.1 Power supply................................................................................................................................................................................... 25
6.2 Connection of remote controller (only air-to-water heat pumps)..................................................................................................... 25
6.3 Hot water preparation connection ................................................................................................................................................... 25
6.4 Dew point monitoring connection .................................................................................................................................................... 25
6.5 Control LAK 10M, LAK 10MR ......................................................................................................................................................... 26
6.6 Load LAK 10M, LAK 10MR............................................................................................................................................................. 27
6.7 Circuit diagram LAK 10M, LAK 10MR............................................................................................................................................. 28
6.8 Legend LAK 10M, LAK 10MR......................................................................................................................................................... 29
6.9 Control LA 6MR - LA 10MR ............................................................................................................................................................ 30
6.10 Load LA 6MR - LA 10MR................................................................................................................................................................ 31