Westen Quasar E - 20 Technical Specifications

7113156.01 (1-05/13) 40
I N S TA L L E R S e c t i o n ( e n )
20. TECHNICAL SPECIFICATIONS
Model: QUASAR E 24 F 18 F
Category -
II2H3P
Gas used - G20 - G31
Rated heat input for DHW circuit. kW 25.8 19.4
Rated heat input for heating circuit. kW 25.8 19.4
Reduced heat input kW 10.6 10.6
Rated heat output for DHW circuit kW 24 18
Rated heat output for heating circuit kW 24 18
Heat input adjusted in heating kW 18 18
Reduced heat output kW 9.3 9.3
Rated efciency % 92.9 92.8
Efciency 30% Pn % 90.3 90.3
DHW / heating circuit max. water pressure bar 8 / 3
Expansion vessel capacity l 6
Expansion vessel minimum pressure bar 0.5
DHW min. dynamic water pressure bar 0.15
Minimum DHW ow I/min 2.0
Production of DHW with ΔT =25 °C I/min 13.7 10.3
Production of DHW with Δ T =35 °C I/min 9.8 7.4
Specic ow “D” (EN 625) I/min 11 8.6
Temperature range in heating system °C 30/76
Temperature range in DHW circuit °C 35/55
Fumes typology - C12 - C32 - C42 - C52 - C82 - B22
Coaxial ue duct diameter mm 60/100
Diameter of separate outlets mm 80/80
Max . ue mass ow rate kg/s 0.016 0.014
Min. ue mass ow rate kg/s 0.016 0.016
Maximum temperature of fumes °C 149 135
Minimum temperature of fumes °C 119 119
NOx 3 Class (EN 297 - EN 483) mg/kWh 117 126.8
Natural gas supply pressure 2H mbar 20
Propane gas supply pressure 3P mbar 37
Power supply voltage V 230
Power supply frequency Hz 50
Rated power supply W 110
Net weight kg 27
Dimensions (height/width/depth) mm 700/400/298
Humidity protection level (EN 60529) - IPX5D
CE Certicate N° 0085CN0144
CONSUMPTION AT HEAT INPUT Qmax and Qmin
Qmax (G20) – 2H m
3
/h 2.73 2.05
Qmin (G20) – 2H m
3
/h 1.12 1.12
Qmax (G31) – 3P kg/h 2.00 1.51
Qmin (G31) – 3P kg/h 0.82 0.82