Centrifugal Fans AT belt driven - Nicotra Gebhardt
Centrifugal Fans AT belt driven - Nicotra Gebhardt Centrifugal Fans AT belt driven - Nicotra Gebhardt
AT 12/12 Technical Data Impeller Data Impeller Data Impeller diameter Number of blades Dr z 322 43 mm Impeller weight Density of media Moment of Inertia J 0.118 kgm² Tolerance class (DIN 24166) Performance Curves Please note coloured area! N all types suitable N AT AR only N do not use in this area Pa 2000 1500 1000 p F 64 800 600 500 400 300 200 150 100 80 60 50 800 q V v 2 P r 2 pd2 0.06 1000 1500 2000 3000 2 0.12 0.18 0.25 0.37 0.55 0.75 1.1 kW 1.5 65 0.4 0.6 0.8 2.2 1 50% 70 75 m 5.2 kg r 1 1.2 kg/m³ 2 4000 5000 6000 8000 10000 15000 3 4 5 3 4 5 6 7 8 9 10 14 20 30 58 3 4 6 8 10 20 40 60 80 100 200 400 600 800 1000 Pa ∆L Wrel4 (A) Duty Speed point 1/min dB SX 1400 2 SX 900 2 SX 600 2 qV opt 1400 2 qV opt 900 2 qV opt 600 1 DX 1400 2 DX 900 2 DX 600 2 SX Normal operation area Belt Driven Centrifugal Fans / AT / Technical Data Performance certified is for installation type B - free inlet, ducted outlet. Power rating (kW) does not include transmission losses. Performance ratings do not include the effects of appurtenances (accessories). DX 3.0 80 64 4.0 L WA 7 2 85 5.5 Relative sound power level for inlet side L Wrel7 at octave centre frequencies f c 63 125 250 500 1000 2000 4000 8000 Hz -6 1 2 -7 -7 -7 -9 -14 dB -2 5 -4 -6 -5 -7 -10 -18 dB 5 3 -5 -4 -4 -7 -14 -21 dB -3 -2 -1 -7 -7 -6 -8 -13 dB -2 2 -5 -6 -5 -6 -9 -17 dB 2 0 -5 -5 -4 -7 -12 -20 dB -4 -4 -3 -9 -8 -6 -7 -10 dB -4 -2 -6 -8 -6 -6 -8 -12 dB -2 -3 -8 -6 -4 -7 -10 -14 dB Nicotra Gebhardt S.p.A certifies that the fan shown herein is licensed to bear the AMCA Seal. The ratings shown are based on tests and procedures performed in accordance with AMCA Publication 211 and comply with the requirements of the AMCA Certified Ratings Program. The AMCA Certified Ratings Seal applies to air performance ratings only. 67 90 η r 64 7.5 11 95 54 100 dB 40 42 m³/h m³/s m/s 1/min 1700 1600 1500 1400 1300 1200 1100 1000 900 800 700 600 500 N W 20 19 18 17 16 14 13 12 11 10 8 7 6 AT S W 20 19 18 17 16 14 13 12 11 10 8 7 6 AT SC W 26 24 23 21 20 18 17 15 14 12 11 9 8 AT AR 63 125 250 500 1000 2000 4000 8000 Hz 2 6 6 -5 -6 -5 -7 -13 dB 4 9 -1 -4 -4 -5 -8 -17 dB 10 7 -2 -3 -3 -5 -12 -20 dB 4 3 3 -5 -5 -5 -7 -11 dB 3 5 -2 -4 -4 -5 -8 -16 dB 6 3 -3 -3 -3 -6 -11 -20 dB 2 1 0 -5 -5 -4 -6 -9 dB 2 2 -3 -4 -4 -4 -7 -11 dB 2 1 -4 -3 -3 -5 -8 -15 dB P b Measured in installation B according to ISO 5801: Relative sound power level for discharge side L Wrel4 at octave centre frequencies f c
AT 12/12 Dimensions in mm, subject to change. AT S-12/12 15.2 kg 510 395 421 445 AT SC-12/12 18.4 kg 425 451 8 ø25 11 × 16 ø25 7 28 35 ø9 395 212.5 212.5 451 395 212.5 212.5 451 334 182 182 390 334 182 182 390 332 232 153 491 230 161 38 161 408 6 266 224 585 497 395 67 230 8 AT AR-12/12 18.4 kg 11 × 16 7 28 45 ø9 533 = 443 = = 371 461 = 620 497 395 85 230 8 ø9 425 451 ø30 16 × 11 7 33 60 395 212.5 212.5 451 334 182 182 390 533 = 443 = = 371 461 = Belt Driven Centrifugal Fans / AT / Technical Data 494 233 153 294 341 521 6 294 341 36 6 294 341 36 500 233 500 233 546 552 552 172 172 172 224 224 224 28 28 28 65
- Page 1 and 2: Centrifugal Fans AT belt driven Iss
- Page 3 and 4: II The Nicotra Gebhardt portfolio A
- Page 5 and 6: High performance centrifugal fan AD
- Page 7 and 8: Product overview range AT This kind
- Page 9 and 10: AT 7/7 Dimensions in mm, subject to
- Page 11 and 12: AT 9/7 Dimensions in mm, subject to
- Page 13 and 14: AT 9/9 Dimensions in mm, subject to
- Page 15 and 16: AT 10/8 Dimensions in mm, subject t
- Page 17 and 18: AT 10/10 Dimensions in mm, subject
- Page 19: AT 12/9 Dimensions in mm, subject t
- Page 23 and 24: AT 15/11 Dimensions in mm, subject
- Page 25 and 26: AT 15/15 Dimensions in mm, subject
- Page 27 and 28: AT 18/13 Dimensions in mm, subject
- Page 29 and 30: AT 18/18 Dimensions in mm, subject
- Page 31 and 32: AT 20/15 Dimensions in mm, subject
- Page 33 and 34: AT 20/20 Dimensions in mm, subject
- Page 35 and 36: AT 22/15 Dimensions in mm, subject
- Page 37 and 38: AT 22/22 Dimensions in mm, subject
- Page 39 and 40: AT 25/20 Dimensions in mm, subject
- Page 41 and 42: AT 25/25 Dimensions in mm, subject
- Page 43 and 44: AT 28/20 Dimensions in mm, subject
- Page 45 and 46: AT 28/28 Dimensions in mm, subject
- Page 47 and 48: AT 30/20 Dimensions in mm, subject
- Page 49 and 50: AT 30/28 Dimensions in mm, subject
- Page 51 and 52: AT SC2 Dimensions in mm, subject to
- Page 53 and 54: AT G2C Dimensions in mm, subject to
- Page 55 and 56: Notes Notes Belt Driven Centrifugal
- Page 57 and 58: AT SC 7/7-18/18 AT C 7/7-18/18 Spec
- Page 59 and 60: AT TIC 20/15-30/28 Specifications F
- Page 61 and 62: AT SC2 7/7-18/18 Specifications Fan
- Page 63 and 64: AT SC2 7/7-18/18 Specifications Fan
- Page 65 and 66: Gebhardt fan systems - the "complet
- Page 67 and 68: Fittings / Accessories Corrosion Pr
- Page 69 and 70: Fittings / Accessories Volumeter p
<strong>AT</strong> 12/12<br />
Technical Data<br />
Impeller Data Impeller Data<br />
Impeller diameter<br />
Number of blades<br />
Dr z<br />
322<br />
43<br />
mm Impeller weight<br />
Density of media<br />
Moment of Inertia<br />
J 0.118 kgm² Tolerance class (DIN 24166)<br />
Performance Curves<br />
Please note coloured area!<br />
N all types suitable<br />
N <strong>AT</strong> AR only<br />
N do not use in this area<br />
Pa<br />
2000<br />
1500<br />
1000<br />
p F<br />
64<br />
800<br />
600<br />
500<br />
400<br />
300<br />
200<br />
150<br />
100<br />
80<br />
60<br />
50<br />
800<br />
q V<br />
v 2<br />
P r<br />
2<br />
pd2 0.06<br />
1000 1500 2000 3000<br />
2<br />
0.12<br />
0.18<br />
0.25<br />
0.37<br />
0.55<br />
0.75<br />
1.1<br />
kW<br />
1.5<br />
65<br />
0.4 0.6 0.8<br />
2.2<br />
1<br />
50%<br />
70<br />
75<br />
m 5.2 kg<br />
r 1 1.2 kg/m³<br />
2<br />
4000 5000 6000 8000 10000 15000<br />
3 4 5<br />
3 4 5 6 7 8 9 10 14 20 30<br />
58<br />
3 4 6 8 10 20 40 60 80 100 200 400 600 800 1000 Pa<br />
∆L Wrel4 (A)<br />
Duty Speed<br />
point 1/min<br />
dB<br />
SX 1400 2<br />
SX 900 2<br />
SX 600 2<br />
qV opt 1400 2<br />
qV opt 900 2<br />
qV opt 600 1<br />
DX 1400 2<br />
DX 900 2<br />
DX 600 2<br />
SX<br />
Normal operation area<br />
Belt Driven <strong>Centrifugal</strong> <strong>Fans</strong> / <strong>AT</strong> / Technical Data<br />
Performance certified is for installation type B - free inlet, ducted outlet.<br />
Power rating (kW) does not include transmission losses.<br />
Performance ratings do not include the effects of appurtenances (accessories).<br />
DX<br />
3.0<br />
80<br />
64<br />
4.0<br />
L WA 7<br />
2<br />
85<br />
5.5<br />
Relative sound power level for inlet side L Wrel7 at octave<br />
centre frequencies f c<br />
63 125 250 500 1000 2000 4000 8000 Hz<br />
-6 1 2 -7 -7 -7 -9 -14 dB<br />
-2 5 -4 -6 -5 -7 -10 -18 dB<br />
5 3 -5 -4 -4 -7 -14 -21 dB<br />
-3 -2 -1 -7 -7 -6 -8 -13 dB<br />
-2 2 -5 -6 -5 -6 -9 -17 dB<br />
2 0 -5 -5 -4 -7 -12 -20 dB<br />
-4 -4 -3 -9 -8 -6 -7 -10 dB<br />
-4 -2 -6 -8 -6 -6 -8 -12 dB<br />
-2 -3 -8 -6 -4 -7 -10 -14 dB<br />
<strong>Nicotra</strong> <strong>Gebhardt</strong> S.p.A certifies that the fan shown herein is licensed to bear the AMCA Seal.<br />
The ratings shown are based on tests and procedures performed in accordance with AMCA<br />
Publication 211 and comply with the requirements of the AMCA Certified Ratings Program.<br />
The AMCA Certified Ratings Seal applies to air performance ratings only.<br />
67<br />
90<br />
η r<br />
64<br />
7.5 11<br />
95<br />
54<br />
100 dB<br />
40<br />
42<br />
m³/h<br />
m³/s<br />
m/s<br />
1/min<br />
1700<br />
1600<br />
1500<br />
1400<br />
1300<br />
1200<br />
1100<br />
1000<br />
900<br />
800<br />
700<br />
600<br />
500<br />
N<br />
W<br />
20<br />
19<br />
18<br />
17<br />
16<br />
14<br />
13<br />
12<br />
11<br />
10<br />
8<br />
7<br />
6<br />
<strong>AT</strong> S<br />
W<br />
20<br />
19<br />
18<br />
17<br />
16<br />
14<br />
13<br />
12<br />
11<br />
10<br />
8<br />
7<br />
6<br />
<strong>AT</strong> SC<br />
W<br />
26<br />
24<br />
23<br />
21<br />
20<br />
18<br />
17<br />
15<br />
14<br />
12<br />
11<br />
9<br />
8<br />
<strong>AT</strong> AR<br />
63 125 250 500 1000 2000 4000 8000 Hz<br />
2 6 6 -5 -6 -5 -7 -13 dB<br />
4 9 -1 -4 -4 -5 -8 -17 dB<br />
10 7 -2 -3 -3 -5 -12 -20 dB<br />
4 3 3 -5 -5 -5 -7 -11 dB<br />
3 5 -2 -4 -4 -5 -8 -16 dB<br />
6 3 -3 -3 -3 -6 -11 -20 dB<br />
2 1 0 -5 -5 -4 -6 -9 dB<br />
2 2 -3 -4 -4 -4 -7 -11 dB<br />
2 1 -4 -3 -3 -5 -8 -15 dB<br />
P b<br />
Measured in installation B<br />
according to ISO 5801:<br />
Relative sound power level for discharge side L Wrel4 at<br />
octave centre frequencies f c
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