Technical data

Key data at a glance!

The air-to-water heat pump is perfectly tuned. The heat pump has a high coefficient of performance (COP).

Technical data   LI 20
Recommended for buildings with a heat output at -14°C outside temperature kW max. 22
HEAT PUMP    
Operating limit air temperature °C -20 to +35
Max. heat pump flow / min. return flow temperature °C 55/25
Air volume flow outside air/outgoing air m³/h 5800
Compression available externally outside air/outgoing air Pa 60
Heating water flow rate recommended/internal pressure loss (at dT 10K=approx. 0.1 better COP) m³/h / bar 3.0/0.15
Heating water flow rate max./internal pressure loss (at dT 5K) m³/h / bar 5.9/0.38
Nominal heat output/coefficient of performance A7/W35 kW/COP 24.40/5.42
Nominal heat output/coefficient of performance A7/W45 kW/COP 22.70/4.05
Nominal heat output/coefficient of performance A2/W35 kW/COP 20.90/4.64
Nominal heat output/coefficient of performance A2/W45 kW/COP 19.70/3.46
Nominal heat output/coefficient of performance A-7/W35 kW/COP 15.70/3.49
Nominal heat output/coefficient of performance A-7/W45 kW/COP 14.90/2.57
Power consumption scroll compressor A2/W35 kW 4.50
Refrigerant /filling quantity type/g R404a/8400
DIMENSIONS, CONNECTIONS, WEIGHT    
Dimensions H/W/D cm 189x65x96
Air connections heat pump outside air/outgoing air DN 600
Condenser-storage tank connections DN 1 1/4" IG
Condensate connection (hose) DN 3/4"
Weight approx. kg 280
ELECTRIC CONNECTION    
Rated power/protection kW/A 12.23/C32
Operating current scroll compressor A 13
Starting current scroll compressor A 74
Voltage/frequency V/Hz 400/50
Protection class according to EN 60529 IP 20
SOUND LEVEL LpA at 1 m distance with 100% HP    
Noise radiation housing dB(A) 57
Duct “to outdoor” without silencer dB(A) 75
MISCELLANEOUS    
Housing   steel sheet
Colour   white
Place of installation   inside
 
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