Riello NUOVO ACU Series Technical Information Assembly, Use And Maintenance Instructions page 12

Water-fed fan heaters
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TYPES 3 AND 4, ELECTRICAL POWER SUPPLY SINGLE-PHASE 230 V  50 Hz, WATER TEMP.
Fan heater type 3 at maximum fan speed with water 90 – 70 °C
Air intake temperature
Thermal power
Air flow rate
Sound pressure level (1)
Air outlet temperature
Water side head loss
Water flow rate
Fan heater type 3 at medium fan speed with water 90 – 70 °C
Air intake temperature
Thermal power
Air flow rate
Sound pressure level (1)
Air outlet temperature
Water side head loss
Water flow rate
Fan heater type 3 at minimum fan speed with water 90 – 70 °C
Air intake temperature
Thermal power
Air flow rate
Sound pressure level (1)
Air outlet temperature
Water side head loss
Water flow rate
Fan heater type 4 at maximum fan speed with water 90 – 70 °C
Air intake temperature
Thermal power
Air flow rate
Sound pressure level (1)
Air outlet temperature
Water side head loss
Water flow rate
Fan heater type 4 at medium fan speed with water 90 – 70 °C
Air intake temperature
Thermal power
Air flow rate
Sound pressure level (1)
Air outlet temperature
Water side head loss
Water flow rate
Fan heater type 4 at minimum fan speed with water 90 – 70 °C
Air intake temperature
Thermal power
Air flow rate
Sound pressure level (1)
Air outlet temperature
Water side head loss
Water flow rate
TECHNICAL DATA OF HEATING
DROP 90-70°C
15
18.1
15,600
37
11
804
15
17.1
14,700
39
10
756
15
16.6
14,300
40
9
735
15
24.5
21,050
46
12
1,084
15
22.3
19,150
50
10
985
15
20.5
17,600
53
9
906
12
20
16.6
14,300
12,950
2,450
51
40
9
735
20
15.6
13,450
12,200
2,050
47
43
8
692
20
15.2
13,050
11,850
1,900
45
44
8
672
20
22.4
19,250
17,500
2,300
51
49
11
991
20
20.3
17,500
15,900
1,850
47
53
9
901
20
18.7
16,100
14,600
1550
45
56
8
828
25
°C
15.1
kW
Kcal/h
3
m
/h
dB(A)
44
°C
8
kPa
667
l/h
25
°C
14.2
kW
Kcal/h
3
m
/h
dB(A)
46
°C
7
kPa
627
l/h
25
°C
13.8
kW
Kcal/h
3
m
/h
dB(A)
47
°C
7
kPa
609
l/h
25
°C
20.3
kW
Kcal/h
3
m
/h
dB(A)
52
°C
9
kPa
899
l/h
25
°C
18.5
kW
Kcal/h
3
m
/h
dB(A)
55
°C
8
kPa
817
l/h
25
°C
17.0
kW
Kcal/h
3
m
/h
dB(A)
58
°C
6
kPa
752
l/h

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