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NGO - axial heaters
NGO axial gas heaters are used for general heating of buildings where heating device is both the heat source and distributes it by means of a stream of warm air. The name of the series of types comes from a low-noise, low-rotation axial fan which blows circulated hot air. In the kind with a modulated burner. NGO heaters help to maintain steady speed of airflow, thanks to which unnecessary accumulation of over-heated air in the upper part of the building is avoided.
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TYPE
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NGO16
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NGO20
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NGO28
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NGO35
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NGO45
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NGO55
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NGO75
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NGO95
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Heat power
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kW
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16
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21
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28
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35
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45
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55
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71
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92
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Usable power
|
kW
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14.5
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19.5
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25,5
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31,5
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40,5
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50
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64,4
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84
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Heat efficiency
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%
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> 91
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>91
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> 91
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> 91
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> 91
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> 91
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> 91
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> 91
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Number of fans
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1
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1
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1
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1
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1
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1
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1
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2
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No of rotations of fan
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rpm
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1 400
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900
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900
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900
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900
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1400
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1400
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900
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Output above 15 °C
Output above 50 °C
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m3/h
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1 350
1 500
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1 450
1 625
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2 050
2 300
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2 900
3 250
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4 000
4 450
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4 900
5 500
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5 800
6 500
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8 000
8 950
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Delta T° of air
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°C
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32
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40
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36
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32
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30
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30
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32
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31
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Air flow range
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m
|
12
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12
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16
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23
|
26
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28
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30
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30
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Nominal gas consumption when T=15°C
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|
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GZ 50 , 20 mbar
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m3/ h
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1,69
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2,22
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2,96
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3,70
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4,76
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5,82
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7,4
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10,0
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GZ 41,5 , 25 mbar
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m3/ h
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1,88
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2,46
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3,29
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4,11
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5,28
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6,43
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8,22
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11,1
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Propane
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kg/ h
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1,25
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1,64
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2,18
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2,73
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2,51
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4,30
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5,46
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7,40
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Ø fume outlet
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mm
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80 / 125
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80 / 125
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80 / 125
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80 / 125
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100
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130
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130
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130
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Ø air inflow
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mm
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100
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130
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130
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130
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Electric power voltage
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monophase 230 Volt / 50 Hz
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Power consumption
|
VA
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290
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300
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310
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320
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350
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500
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580
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750
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Weight
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kg
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57
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82
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82
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90
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105
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127
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145
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185
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Noise level
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dBa
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37
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39
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40
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41
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46
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51
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52
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49
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