Centrifugal Fans AT belt driven - Nicotra Gebhardt

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AT 9/7 Technical Data Impeller Data Impeller Data Impeller diameter Number of blades Dr z 242 43 mm Impeller weight Density of media Moment of Inertia J 0.029 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 2500 Pa 2000 1500 1000 p F 54 800 600 500 400 300 200 150 100 80 60 P r 0.02 50 300 0.1 qV 1.4 v2 p d2 0.03 400 2 0.06 2 SX 500 ∆L Wrel4 (A) Duty Speed point 1/min dB SX 2200 4 SX 1400 2 SX 800 2 qV opt 2200 3 qV opt 1400 2 qV opt 800 1 DX 2200 2 DX 1400 2 DX 800 2 0.12 600 0.18 0.25 0.2 0.37 800 0.55 0.75 60 kW 1.1 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). 65 48% DX 1.5 70 57 1000 1500 2000 3000 0.4 0.6 0.8 m 2.3 kg r 1 1.2 kg/m³ 2 4000 5000 6000 3 4 5 6 7 8 9 10 14 20 30 3 4 6 8 10 20 40 60 80 100 200 400 600 800 Pa 75 2.2 L WA 7 64 3.0 Relative sound power level for inlet side L Wrel7 at octave centre frequencies f c 63 125 250 500 1000 2000 4000 8000 Hz 12 -5 0 -7 -7 -6 -9 -15 dB 2 -1 -3 -7 -4 -6 -11 -18 dB -2 2 -6 -3 -4 -8 -15 -22 dB 10 -8 0 -8 -8 -6 -8 -12 dB -1 -3 -3 -7 -5 -6 -9 -15 dB -6 2 -7 -4 -4 -7 -13 -20 dB 0 -15 -5 -12 -10 -5 -6 -9 dB -10 -8 -8 -12 -5 -6 -7 -11 dB -10 -4 -12 -4 -5 -6 -9 -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. 80 1 η r 85 68 90 5.5 65 95 7.5 56 44 100 dB m³/h m³/s m/s 1/min 2800 2500 2200 2000 1800 1600 1400 1200 1000 800 600 N W 19 17 15 13 12 11 9 8 7 5 4 AT S W 19 17 15 13 12 11 9 8 7 5 4 AT SC W 34 30 26 24 22 19 17 14 12 10 7 AT AR Relative sound power level for discharge side L Wrel4 at octave centre frequencies f c 63 125 250 500 1000 2000 4000 8000 Hz 24 3 5 -5 -5 -4 -7 -13 dB 11 5 1 -4 -2 -4 -9 -16 dB 5 6 -4 -1 -2 -6 -13 -20 dB 20 0 5 -5 -5 -5 -7 -11 dB 7 2 0 -5 -4 -5 -8 -14 dB 0 6 -4 -3 -3 -6 -11 -18 dB 9 -9 -1 -9 -7 -3 -5 -8 dB -3 -3 -5 -10 -3 -4 -6 -10 dB -5 -1 -10 -2 -4 -5 -8 -14 dB P b Measured in installation B according to ISO 5801:
AT 9/7 Dimensions in mm, subject to change. AT S-9/7 6.6 kg 340 232 258 282 AT SC-9/7 8.3 kg 254 272 AT AR-9/7 8.3 kg ø20 11 × 16 ø20 19 30 ø9 232 131 131 288 232 131 131 288 255 142.5 142.5 311 255 142.5 142.5 311 253 177 124 380 185 119 38 123 300 6 199 179 394 385 232 59 185 9 × 12 19 35 ø9 399 = 324 = = 274 349 = 450 385 232 81 185 8 ø9 262 288 ø25 16 × 11 7 28 50 232 131 131 288 255 142.5 142.5 311 399 = 324 = = 274 349 = Belt Driven Centrifugal Fans / AT / Technical Data 383 188 120 215 262 387 6 215 262 36 6 215 262 36 388 188 388 188 412 418 418 172 172 172 224 224 224 28 28 28 55
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: AT 7/7 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 and 20: AT 12/9 Dimensions in mm, subject t
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
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AT SC2 7/7-18/18 Specifications Fan
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AT SC2 7/7-18/18 Specifications Fan
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Gebhardt fan systems - the "complet
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Fittings / Accessories Corrosion Pr
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Fittings / Accessories Volumeter p
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Fittings / Accessories Anti Vibrati
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Fan Sets Base Frame with Belt Tensi
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RZR 11-0200/-0500 Fan set arrangeme
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RZR 13-0400/-1000 RZR 18-0400/-1000
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AT 7/7-18/18 Fan set arrangement wi
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RZR 13-0400/-1000 RZR 18-0400/-1000
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Fan Sets Min. Pulley-Diameter, Bear
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Fan Sets Belt Driven Centrifugal Fa
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Fan Sets Min. recommended Pulley Di
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Description Bearings ADH / AT / RDH
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Description Motors Attachment point
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Description Operating limits ADH Pe
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Description Operating limits RDH Pe
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Description Performance p sF = p F
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Description Sound 1 = Air permeable
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Description Operating limits RZR AT
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Notes Quality management system Mac
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