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CE
INSTALLATION and
OPERATING INSTRUCTIONS
Brine-to-Water Heat Pump
for Indoor Installation
SI 50ZS / SI 75ZS / SI 100ZS
Order No.: 452234.67.01 FD 8511
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CONTENTS 1 READ IMMEDIATELY 3 1.1 Important Information 1.2 Legal Provisions and Guidelines 1.3 Energy-Efficient Use of the Heat Pump 2 PURPOSE OF HEAT PUMP 4 2.1 Application 2.2 Principle of Operation 3 SCOPE OF DELIVERY 4 3.1 Baseline Unit 4 ACCESSORIES 5 4.1 Connecting Flanges 5 TRANSPORT 5 6 INSTALLATION 6 6.1 General Information 6.2 Sound Emissions 7 MOUNTING 6/7 7.1 General Information 7.2 Connection on Heating Side 7.3 Connection on Heat Source Side 7.4 Electrical Connection 8 COMMISSIONI
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READ IMMEDIATELY 1.2 Legal Provisions and Guidelines READ IMMEDIATELY This heat pump conforms to all relevant DIN/VDE 1 regulations and EU directives. For details refer to the EC Declaration of Conformity in the 1.1 Important Information appendix. The electrical connection of the heat pump must be performed according to and conforming with CAUTION! Any work on the heat pump may only all relevant VDE, EN and IEC standards. Beyond be performed by an authorised and qualified that, the connection re
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PURPOSE OF HEAT PUMP SCOPE OF DELIVERY PURPOSE OF THE HEAT SCOPE OF DELIVERY 2 PUMP 3 3.1 Baseline Unit The baseline unit consists of a heat pump, ready 2.1 Application for connection, for indoor installation, complete with sheet metal cabinet, control box and integrated The brine-to-water heat pump is designed for use controller. The refrigeration cycle contains the in existing or newly built heating systems. Brine is refrigerant R404A. Refrigerant R404A is CFC-free, used as the heat carrier in
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ACCESSORIES TRANSPORT TRANSPORT ACCESSORIES 4 5 For the transport by means of a hand truck or 4.1 Connecting Flanges boiler trolley, position the latter under the front The use of flat-sealing connecting flanges allows end of the unit below the transport security device. the unit, as an option, to be connected by means of For transport on a level surface, the unit can be flanges. lifted from the rear or from the front by means of a lift truck or forklift. In this case, the transport securing dev
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INSTALLATION MOUNTING INSTALLATION MOUNTING 67 6.1 General Information 7.1 General Information As a rule, the unit must be installed indoors on a The following connections need to be estab- level, smooth and horizontal surface. The entire base lished on the heat pump: frame should make full contact with the surface in - supply/return flow of the brine system order to ensure adequate sound insulation. Failing - supply/return flow of the heating system this, additional sound insulation measures ma
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MOUNTING For more detailed instructions concerning the 7.3 Connection on Heat Source connection and functioning of the heat pump Side controller (e.g. the supplied external wall sensor) please refer to the enclosed operating manual of The following procedure must be observed when the controller. making the connection: An all-pole disconnecting device with a contact gap Connect the brine line to the flow and return pipe of at least 3 mm (e.g. utility company disable contac- of the heat pump. tor
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COMMISSIONING 8.3 Commissioning Procedure COMMISSIONING The start-up of the heat pump is effected via the 8 heat pump controller. 8.1 General Information To ensure proper commissioning it should be carried CAUTION! Commissioning is to be effected in out by a customer service authorised by the manu- accordance with the installation and operating facturer. Only then can an extended warranty period manual of the heat pump controller. of 3 years in total be granted (cf. Warranty service). Where an o
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CARE/CLEANING CARE/CLEANING CAUTION! Caution - Heating Technicians ! 9 Depending on the filling water quality and quantity, in particular in the case of mixed 9.1 Care installations and plastic pipes, mineral deposits (rust sludge, lime) may form, impairing the pro- The heat pump is maintenance-free. To prevent per functioning of the heating installation. A malfunctions due to sediments in the heat reason for this is the water hardness and oxygen exchangers, care must be taken that no im- dissol
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MALFUNCTIONS/TROUBLESHOOTING DECOMMISSIONING MALFUNCTIONS/ DECOMMISSIONING TROUBLESHOOTING 10 11 11.1 Summer Shutdown 10.1 Correction of Minor Malfunctions A heating-only system can be shut down in summer by Owner (no domestic water heating). This can be effected by means of the mode selector switch of the heat This heat pump is a quality product and designed pump controller. Please follow the instructions for trouble- and maintenance-free operation. In contained in the controller's in-stallati
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APPENDIX APPENDIX 12 12.1 Dimensioned Drawings 12.1.1 Dimensioned Drawing SI 50ZS 12 12.1.2 Dimensioned Drawing SI 75ZS 13 12.1.3 Dimensioned Drawing SI 100ZS 14 12.2 Equipment Data 15 12.3 Diagrams 12.3.1 Characteristic Curves SI 50ZS 16 12.3.2 Characteristic Curves SI 75ZS 17 12.3.3 Characteristic Curves SI 100ZS 18 12.4 Wiring Diagrams 12.4.1 Control 19 12.4.2 Load 20 12.4.3 Terminal Diagram 21 12.4.4 Legend 22 12.5 Hydraulic Block Diagram 23 12.6 EC Declaration of Conformity 24 12.7 Warranty
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APPENDIX: 12.1 DIMENSIONED DRAWINGS 12.1.1 Dimensioned Drawing SI 50ZS 12 1348 928 256,5 749 ca.20 2 1/2" internal / external thread Heat source Heat pump inlet 108 315 2 1/2" internal / external thread Heat source 1 1/2" internal / external thread Heat pump outlet Heating water supply Heat pump outlet 177 112 1 1/2" internal / external thread Heating water return Heat pump inlet Electric lines 682 690 1290 ( 1 : 20 ) 1891 100 1130,5 1770 1142 1255 1598 1703 1500
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APPENDIX: 12.1 DIMENSIONED DRAWINGS 12.1.2 Dimensioned Drawing SI 75ZS 13 1348 828 749 256,5 ca.20 2 1/2" internal / external thread Heat source Heat pump inlet 108 315 2 1/2" internal / external thread Heat source Heat pump outlet 2" internal / external thread Heating water supply Heat pump outlet 177 112 2" internal / external thread Heating water return Electric lines Heat pump inlet 690 682 1290 ( 1 : 20 ) 1891 100 1130,5 1770 1142 55 12 1598 1703 1500
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APPENDIX: 12.1 DIMENSIONED DRAWINGS 12.2.3 Dimensioned Drawing SI 100ZS 14 1348 693 256,5 749 3" internal / external thread Heat source Heat pump inlet 108 315 3" internal / external thread 2" internal / external thread Heat source Heating water supply Heat pump outlet Heat pump outlet 177 112 2" internal / external thread Heating water return ca. 20 Heat pump inlet Electric lines 690 682 1290 ( 1 : 20 ) 1891 100 1130,5 1770 1142 1255 1598 1703 1500
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APPENDIX: 12.2 EQUIPMENT DATA Equipment Data EQUIPMENT DATA for brine-to-water heat pumps for heating purposes 1 TYPE AND COMMERCIAL DESCRIPTION ..50ZSN ..75ZSN ..100ZSN 2 MODEL 2.1 Enclosure type acc. to EN 60 529 IP 21 IP 21 IP 21 2.2 Installation site indoors indoors indoors 3 PERFORMANCE DATA 3.1 Operating temperature limits: Heating water supply °C max. 60 max. 60 max. 60 Brine (heat source) °C -5 to +25 -5 to +25 -5 to +25 Antifreeze agent monoethylene glycol monoethylene glycol
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APPENDIX: 12.3 DIAGRAMS 12.3.1 Characteristic Curves SI 50ZS Heating capacity in [kW] Water outlet temperature in [°C] 80 35 50 70 60 2-compressor mode 50 35 40 50 1-compressor mode 30 Conditions: 20 3 Heating water flow rate 4,5 m /h 3 Brine flow rate 12,8 m /h 10 0 -10 -5 0 5 1015 2025 30 Brine inlet temperature in [°C] Power consumption (incl. power input to pump) Pressure loss in [Pa] 35000 16 50 14 30000 Evaporator 12 25000 35 10 20000 8 50 15000 6 35 10000 4 5000 2 0 0 0 5 10 15 20 -10 -5
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APPENDIX: 12.3 DIAGRAMS 12.3.2 Characteristic Curves SI 75ZS Water outlet temperature in [°C] Heating capacity in [kW] 120 35 50 100 2-compressor mode 80 35 60 50 1-compressor mode 40 Conditions: 3 Heating water flow rate 6,5 m /h 20 3 Brine flow rate 20,5 m /h 0 -10 -5 0 5 10 15 20 25 30 Brine inlet temperature in [°C] Power consumption (incl. power input to pump) Pressure loss in [Pa] 25 30000 50 25000 Evaporator 20 35 20000 15 15000 50 10 10000 35 5000 5 0 0 0 5 10 15 20 25 -10 -5 0 5 10 15 2
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APPENDIX: 12.3 DIAGRAMS 12.3.3 Characteristic Curves SI 100ZS Water outlet temperature in [°C] Heating capacity in [kW] 160 35 50 140 120 2-compressor mode 100 35 80 50 1-compressor mode 60 40 Conditions: 3 Heating water flow rate 8,5 m /h 3 Brine flow rate 24 m /h 20 0 -10 -5 0 5 10 15 20 25 30 Brine inlet temperature in [°C] Power consumption (incl. power input to pump) Pressure loss in [Pa] 30 20000 50 25 Evaporator 15000 35 20 10000 15 50 35 10 5000 5 0 0 0 5 10 15 20 25 -10 -5 0 5 10 15 20
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APPENDIX: 12.4 WIRING DIAGRAMS 12.4.1 Control 19 Mains system
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APPENDIX: 12.4 WIRING DIAGRAMS 12.4.2 Load 20
Mains system
