Riello NUOVO ACU Series Technical Information Assembly, Use And Maintenance Instructions page 20

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 85 – 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 85 – 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 85 – 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 85 – 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 85 – 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 85 – 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 85-70°C
15
17.7
15,250
36
17
1,044
15
16.7
14,350
39
15
981
15
16.2
13,900
40
15
953
15
23.8
20,450
45
20
1,401
15
21.6
18,600
49
16
1,271
15
19.8
17,050
52
14
1,168
20
20
16.2
13,900
12,600
2,450
51
40
15
952
20
15.2
13,100
11,800
2,050
47
42
13
895
20
14.8
12,700
11,500
1,900
45
43
12
869
20
21.7
18,650
16,900
2,300
51
48
17
1,278
1,156
20
19.7
16,950
15,350
1,850
47
52
14
1,159
1,049
20
18.1
15,550
14,050
1,550
45
55
12
1,065
25
°C
14.7
kW
Kcal/h
3
m
/h
dB(A)
43
°C
12
kPa
861
l/h
25
°C
13.7
kW
Kcal/h
3
m
/h
dB(A)
45
°C
11
kPa
810
l/h
25
°C
13.4
kW
Kcal/h
3
m
/h
dB(A)
46
°C
10
kPa
786
l/h
25
°C
19.7
kW
Kcal/h
3
m
/h
dB(A)
51
°C
14
kPa
l/h
25
°C
17.8
kW
Kcal/h
3
m
/h
dB(A)
54
°C
12
kPa
l/h
25
°C
16.3
kW
Kcal/h
3
m
/h
dB(A)
57
°C
10
kPa
963
l/h

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