Manual

5
06/02/12 - 300024525-001-B UNO/2 200, 300, 400, 500 - UNO/1 200, 300, 400, 500
3 Technical description
3.1 Technical specifications
3.1.1 Double coil hot water tank: UNO/2 ...
UNO/2 200 UNO/2 300 UNO/2 400 UNO/2 500
Water content
litres 200 300 395 500
Top up volume
litres 95 105 165 180
Solar volume
litres 105 195 230 320
Max operating pressure, DHW
bar 10101010
Boiler heat exchanger
Maximum operating temperature
°C 90 90 90 90
Maximum operating pressure
bar 10101010
Water content
litres 3.5 4.3 4.9 4.9
Exchange surface
m
2
0.52 0.65 0.72 0.72
Pressure drop
kPa 3.0 3.0 3.4 3.4
Solar exchanger
Water content
litres 3.8 8.1 8.1 10.3
Exchange surface
m
2
0.75 1.2 1.2 1.5
Performance
Primary temperature at 70 °C
Power exchanged
(1) (3)
kW 13.5 16 17.5 17.5
Flow per hour
(1) (3)
l/h 330 390 430 430
Primary temperature at 80 °C
Power exchanged
(1) (3)
kW17.5212323
Flow per hour
(1) (3)
l/h 430 515 565 565
Flow in 10 minutes
(2) (3)
l/10 mm 170 190 305 325
Primary temperature at 90 °C
Power exchanged
(1) (3)
kW 22 26 29 29
Flow per hour
(1) (3)
l/h 540 640 712 712
Cooling constant Cr *
Wh/24h·L·K 0.20 0.20 0.19 0.15
* Only in France / Test conducted in accordance with the standard NF D 30-003
(1) Domestic cold water inlet 10 °C - Domestic hot water outlet 45 °C - Primary flow rate 2 m
3
/h
(2) Domestic cold water inlet 10 °C - Domestic hot water outlet 40 °C - Domestic hot water storage temperature 65 °C - Primary flow rate 2 m
3
/h
(3) Values measured only on the back-up volume