Centrifugal Fans AT belt driven - Nicotra Gebhardt

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AT 12/9 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 0.097 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 62 800 600 500 400 300 200 150 100 80 60 50 600 q V v 2 2 pd2 P r 0.06 0.2 800 2 0.12 0.18 65 70 49% 1000 1500 2000 3000 0.4 0.6 0.8 75 1 m 4.4 kg r 1 1.2 kg/m³ 2 4000 5000 6000 8000 10000 15000 3 4 5 6 7 8 9 10 14 20 30 3 4 3 4 6 8 10 20 40 60 80 100 200 400 600 800 1000 ∆L Wrel4 (A) Duty Speed point 1/min dB SX 1800 2 SX 1200 2 SX 700 2 qV opt 1800 1 qV opt 1200 1 qV opt 700 1 DX 1800 2 DX 1200 2 DX 700 2 0.25 SX 0.37 0.55 0.75 1.1 1.5 2.2 kW 3.0 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). 4.0 57 80 5.5 85 64 L WA 7 Relative sound power level for inlet side L Wrel7 at octave centre frequencies f c 63 125 250 500 1000 2000 4000 8000 Hz 1 -2 0 -8 -6 -6 -9 -13 dB 0 2 -5 -7 -4 -7 -10 -16 dB 3 -1 -5 -3 -5 -7 -13 -18 dB 0 -7 -5 -9 -6 -5 -8 -11 dB -1 -5 -8 -8 -4 -6 -9 -14 dB -4 -5 -6 -3 -5 -7 -11 -17 dB -10 -10 -7 -12 -9 -4 -7 -10 dB -10 -6 -10 -12 -5 -5 -8 -11 dB -6 -7 -11 -5 -4 -7 -10 -13 dB DX 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. 90 7.5 2 η r 68 95 11 64 100 53 105 40 40 110 dB m³/h m³/s Measured in installation B 50m/s according to ISO 5801: Pa 1/min 1800 1600 1400 1300 1200 1100 1000 900 800 700 600 500 N W W W 2200 26 26 33 2000 24 24 30 22 19 17 16 14 13 12 11 10 8 7 6 AT S 22 19 17 16 14 13 12 11 10 8 7 6 AT SC 27 24 21 20 18 17 15 14 12 11 9 8 AT AR Pb Relative sound power level for discharge side L Wrel4 at octave centre frequencies f c 63 125 250 500 1000 2000 4000 8000 Hz 10 4 3 -6 -4 -4 -7 -10 dB 7 6 -3 -5 -3 -5 -7 -14 dB 7 2 -3 -1 -3 -5 -10 -16 dB 8 -2 -2 -7 -5 -5 -6 -9 dB 6 -1 -6 -5 -4 -5 -7 -12 dB 0 -3 -4 -2 -4 -5 -10 -16 dB -4 -5 -4 -9 -6 -2 -5 -8 dB -5 -3 -8 -8 -3 -4 -6 -10 dB -3 -5 -8 -3 -2 -5 -8 -13 dB
AT 12/9 Dimensions in mm, subject to change. AT S-12/9 12.7 kg 420 309 335 359 AT SC-12/9 16 kg 339 365 AT AR-12/9 16 kg 8 ø25 11 × 16 ø25 7 28 35 ø9 309 169.5 169.5 365 309 169.5 169.5 365 334 182 182 390 334 182 182 390 332 232 153 491 230 161 38 161 408 6 266 224 495 497 309 65 230 8 11 × 16 7 28 45 ø9 533 = 443 = = 371 461 = 560 497 309 97.5 230 8 ø9 339 365 ø30 16 × 11 7 33 60 309 169.5 169.5 365 334 182 182 390 533 = 443 = = 371 461 = Belt Driven Centrifugal Fans / AT / Technical Data 494 233 153 294 341 521 6 294 341 36 6 295 341 36 500 233 500 233 546 552 552 172 172 172 224 224 224 28 28 28 63
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 15 and 16: AT 10/8 Dimensions in mm, subject t
Page 17: AT 10/10 Dimensions in mm, subject
Page 21 and 22: AT 12/12 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
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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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