Centrifugal Fans direct driven with scroll - Nicotra Gebhardt
Centrifugal Fans direct driven with scroll - Nicotra Gebhardt
Centrifugal Fans direct driven with scroll - Nicotra Gebhardt
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RZP 11-0225-EC-12<br />
EKE 07-0065-5E-IM<br />
Technical data<br />
Please note coloured area!<br />
N do not use in this area<br />
p sF<br />
204<br />
Pa<br />
2000<br />
1500<br />
1200<br />
1000<br />
800<br />
600<br />
500<br />
400<br />
300<br />
200<br />
150<br />
120<br />
100<br />
80<br />
60<br />
50<br />
40<br />
500<br />
qV 600 800 1000<br />
1500 2000 2500 3000 4000 m³/h<br />
q V<br />
P 1S<br />
0.15<br />
0.15 0.2<br />
0.2<br />
0.3<br />
0.4<br />
68<br />
49 %<br />
esd (N max)<br />
0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0<br />
Determination of the Octave level<br />
Inlet side<br />
Relative sound power level LWrel7 at octave band correction factors fc .<br />
Speed<br />
0.5<br />
kW<br />
0.6<br />
71<br />
0.8<br />
53<br />
74<br />
55<br />
77<br />
L WA7<br />
54<br />
80<br />
Direct <strong>driven</strong> centrifugal fans / RZP / Technical data<br />
50<br />
83<br />
40<br />
86 dB<br />
30<br />
20<br />
m³/s<br />
3500 1/min<br />
3200<br />
2900<br />
2600<br />
2300<br />
2000<br />
1800<br />
N<br />
r 1 = 1.15 kg/m³<br />
63 125 250 500 1000 2000 4000 8000 Hz<br />
≤2342 1/min 0.70–1.4 q Vopt 7 9 0 5 3 9 19 27 dB<br />
>2342 1/min 0.70–1.4 q Vopt 12 13 8 6 3 8 13 23 dB<br />
Discharge side Relative sound power level L Wrel6 at octave band correction factors f c .<br />
Speed<br />
Normal operation area<br />
Duty point<br />
Duty point<br />
Density of media 1.15 kg/m³.<br />
Measured in installation A according to ISO 5801 (unducted).<br />
63 125 250 500 1000 2000 4000 8000 Hz<br />
≤2342 1/min 0.70–1.4 q Vopt 9 6 2 1 5 10 20 32 dB<br />
>2342 1/min 0.70–1.4 q Vopt 12 10 7 2 4 7 13 26 dB
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