Installation manual

www.dimplex.de 5
Table of Contents
8.4.3 DDV 32 dual differential pressureless manifold................................................................................................................... 178
8.5 Buffer Tank.................................................................................................................................................................................... 180
8.5.1 Heating systems with individual room control...................................................................................................................... 180
8.5.2 Heating systems without individual room control................................................................................................................. 180
8.5.3 Buffer tank for bridging shut-off times.................................................................................................................................. 180
8.5.4 Expansion vessel / safety valve in the heat pump circuit .................................................................................................... 182
8.5.5 Check valve ......................................................................................................................................................................... 183
8.6 Flow Temperature Limit of Underfloor Heating ............................................................................................................................. 183
8.6.1 Flow temperature limiting via a mixer limit switch................................................................................................................ 183
8.6.2 Flow temperature limiting using mixer bypass..................................................................................................................... 183
8.7 Mixer ............................................................................................................................................................................................. 183
8.7.1 Four-way mixer.................................................................................................................................................................... 183
8.7.2 Three-way mixer.................................................................................................................................................................. 183
8.7.3 Three-way solenoid valve (switching valve) ........................................................................................................................ 183
8.8 Contaminants in the Heating System............................................................................................................................................ 184
8.9 Integration of Additional Heat Generators..................................................................................................................................... 184
8.9.1 Constantly regulated boiler (mixer regulation)..................................................................................................................... 184
8.9.2 Variably-Regulated Boiler (Burner Regulation) ................................................................................................................... 184
8.9.3 Renewable heat sources..................................................................................................................................................... 185
8.10 Heating a Swimming Pool ............................................................................................................................................................. 185
8.11 Constant-Regulated Tank Charging.............................................................................................................................................. 185
8.12 Hydraulic Integration ..................................................................................................................................................................... 186
8.12.1 Integration of the heat source.............................................................................................................................................. 187
8.12.2 Monovalent brine-to-water heat pump................................................................................................................................. 188
8.12.3 Heat pumps in compact design ........................................................................................................................................... 190
8.12.4 Mono energy heat pump heating system ............................................................................................................................ 191
8.12.5 Combination tanks and combo tanks .................................................................................................................................. 194
8.12.6 Bivalent heat pump heating system..................................................................................................................................... 195
8.12.7 Integration of renewable heat sources ................................................................................................................................ 197
8.12.8 Swimming pool water preparation ....................................................................................................................................... 199
8.12.9 Parallel Connection of Heat Pumps..................................................................................................................................... 200
9 Investment and Operating Costs...................................................................................................................201
9.1 Incidental Costs............................................................................................................................................................................. 201
9.2 Energy Costs................................................................................................................................................................................. 202
9.2.1 Oil heating - monovalent heat pump heating system .......................................................................................................... 202
9.2.2 Oil heating - mono energy heat pump heating systems ...................................................................................................... 203
9.2.3 Oil heating - parallel bivalent heat pump heating system .................................................................................................... 204
9.3 Calculation Sheet for Approximate Determination of the Annual Performance Factor of a Heat Pump System .......................... 205
10 Help with Planning and Installation ..............................................................................................................207
10.1 Template for Experimental Determination of the Actually Required System Temperature........................................................... 207
10.2 Electrical Installations for the Heat Pump ..................................................................................................................................... 208
10.3 Minimum Requirements for Domestic Hot Water Cylinder / Circulating Pump ............................................................................. 211
10.4 Order Form for (Heating/Cooling) Heat Pump Start-Up ................................................................................................................ 212