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60 -5 to +25 monoethylene glycol 25% max. 60 -5 to +25 monoethylene glycol 25% max. 60 -5 to +25 monoethylene glycol 25% 3.2 Heating water temperature difference at B0 / W35 K 8,9 9,9 9,7 3.3 Heating capacity / coeff.of perform. at B-5 / W55 1) kW / --5) kW / --6) at B0 / W50 1) kW / --5) kW / --6) at B0 / W35 1) kW / --5) kW / --6) 37,5 / 2,4 15,0 / 2,1 43,8 / 3,0 18,5 / 2,5 46,7 / 4,5 23,0 / 4,4 59,8 / 2,3 30,1 / 2,2 69,8 / 2,9 33,3 / 2,8 75,2 / 4,4 37,6 / 4,3 76,2 / 2,5 33,6 / 2,4 87,9 / 3,1 39,1 / 2,8 96,3 / 4,6 48,4 / 4,6 3.4 Sound power level dB(A) 65 69 71 3.5 Sound pressure level at a distance of 1 m dB(A) 50 54 55 3.6 Heating water flow rate at internal pressure difference m./h / Pa 4,5 / 2000 6,5 / 2500 8,5 / 3600 3.7 Brine flow rate at internal pressure difference (heat source) m./h / Pa 12,8 / 15700 20,5 / 17800 24,0 / 18600 3.8 Refrigerant; total charge weight Type / kg R404A / 8,6 R404A / 12,6 R404A / 20,5 4 DIMENSIONS; CONNECTIONS AND WEIGHT 4.1 Equipment dimensions without connections 4) H x W x L mm 1890 x 1350 x 750 1890 x 1350 x 750 1890 x 1350 x 750 4.2 Equipment connections for heating system inches G 1 1/2'' i/ext. G 2'' i/ext. G 2'' i/ext. 4.3 Equipment connections for heat source inches G 2 1/2'' i/ext. G 2 1/2'' i/ext. G 3'' i/ext. 4.4 Weight of transport unit(s) incl. packaging kg 486 571 652 5 ELECTRICAL CONNECTION 5.1 Nominal voltage; fusing V / A 400 / 50 400 / 63 400 / 80 5.2 Nominal power consumption 1) B0 W35 kW 10,45 16,95 20,93 5.3 Starting current with soft starter A 56 105 120 5.4 Nominal current B0 W35 / cos. 5) A / --18,9 / 0,8 30,58 / 0,8 37,8 / 0,8 6 COMPLIES WITH EUROPEAN SAFETY REGULATIONS 3) 3) 3) 7 OTHER DESIGN CHARACTERISTICS 7.1 Water inside equipment protected against freezing 2) yes yes yes 7.2 Performance settings 2 2 2 7.3 Controller internal / external internal internal internal 1) 2) The heating circulating pump and the controller of the heat pump must be on standby at all times. 3) See EC Declaration of Conformity 4) Please keep in mind that additional space is required for pipe connections, operation and maintenance. 5) 2-compressor operation 6) 1-compressor operation Subject to technical modifications Issued: 02.11.2005 These data characterize the size and performance capability of the system. For economic and energetic reasons, additional factors such as balance point and control need to be taken into consideration. Abbreviations have the following meaning, e.g. B10 / W55: heat source temperature 10 °C and heating water supply temperature 55 °C. 15 APPENDIX: 12.3 DIAGRAMS 12.3.1 Characteristic Curves SI 50ZS 0 10 20 30 40 50 60 70 80 -10 -5 0 5 10 15 20 25 30 35 50 35 50 0 1 2 3 4 5 6 7 8 9 -10 -5 0 5 10 15 20 25 30 35 50 0 2 4 6 8 10 12 14 16 -10 -5 0 5 10 15 20 25 30 50 35 50 35 0 2000 4000 6000 8000 10000 0 2 4 6 8 10 0 5000 10000 15000 20000 25000 30000 35000 0 5 10 15 20 Brine inlet temperature in [°C] Heating capacity in [kW] Water outlet temperature in [°C] Brine inlet temperature in [°C] Power consumption (incl. power input to pump) Brine inlet temperature in [°C] Coefficient of performance (incl. power input to pump) Pressure loss in [Pa] Condenser Conditions: Heating water flow rate Brine flow rate Evaporator Pressure loss in [Pa] 2-compressor mode 1-compressor mode 4,5 m3/h 12,8 m3/h Brine flow rate in Heating water flow rate in [m3/h] [m3/h] 16 APPENDIX: 12.3 DIAGRAMS 12.3.2 Characteristic Curves SI 75ZS 0 20 40 60 80 100 120 -10 -5 0 5 10 15 20 25 30 Brine inlet temperature in [°C] Heating capacity in [kW] 35 50 Water outlet temperature in [°C] 0 5 10 15 20 25 -10 -5 0 5 10 15 20 25 30 Brine inlet temperature in [°C] Power consumption (incl. power input to pump) 50 35 50 35 0 1 2 3 4 5 6 7 8 -10 -5 0 5 10 15 20 25 30 Brine inlet temperature in [°C] Coefficient of performance (incl. power input to pump) 35 50 0 2000 4000 6000 8000 10000 12000 14000 0 2 4 6 8 10 12 14 16 [m3/h] Pressure loss in [Pa] Condenser Conditions: Heating water flow rate Brine flow rate 0 5000 10000 15000 20000 25000 30000 0 5 10 15 20 25 [m3/h] Evaporator Pressure loss in [Pa] 35 50 2-compressor mode 1-compressor mode 6,5 m3/h 20,5 m3/h Brine flow rate in Heating water flow rate in 17 APPENDIX: 12.3 DIAGRAMS 12.3.3 Characteristic Curves SI 100ZS 0 20 40 60 80 100 120 140 160 -10 -5 0 5 10 15 20 25 30 Brine inlet temperature in [°C] Heating capacity in [kW] 35 50 Water outlet temperature in [°C] 0 5 10 15 20 25 30 -10 -5 0 5 10 15 20 25 30 Brine inlet temperature in [°C] Power consumption (incl. power input to pump) 50 35 50 35 0 2 4 6 8 10 -10 -5 0 5 10 15 20 25 30 Brine inlet temperature in [°C] Coefficient of performance (incl. power input to pump) 35 50 0 5000 10000 15000 20000 0 5 10 15 20 [m3/h] Pressure loss in [Pa] Condenser Conditions: Heating water flow rate Brine flow rate 0 5000 10000 15000 20000 0 5 10 15 20 25 [m3/h] Evaporator Pressure loss in [Pa] 2-compressor mode 1-compressor mode 35 50 Brine flow rate in Heating water flow rate in 8,5 m3/h 24 m3/h 1...

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