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Centrifugal fan in scroll casing VENTS VCUN series

Centrifugal fan in scroll casing VENTS VCUN series
Scroll single-inlet centrifugal fans with the impeller mounted directly on the three phase asynchronous motor shaft. Air capacity up to 19 000 m³/h. The fan is designed for supply and exhaust ventilation systems.
Model features
  • Multiple modes
  • Centrifugal fan
  • Outdoor mounting
  • Description
  • Modifications
  • Downloads
  • Legend
  • Supply and exhaust ventilation systems for commercial, office and other public or industrial premises.

  • The fans can be used as components for ventilation and air conditioning units and are suitable for outdoor mounting.
  • The fan casing is made of steel with polymeric coating. 

  • VCUN fan can be supplied both with the clockwise or counterclockwise rotation impeller. 

  • Each modification has few scroll positions to enable connection to the air ducts at any angle with 45° pitch distance.
  • The impeller with galvanized forward-curved blades is mounted directly on the 2-, 4-, 6- or 8-pole three-phase asynchronous motor shaft.

  • Ball bearings in the motor ensure long service life.

  • For precise features, safe operation and low noise, each turbine is dynamically balanced while assembly.

  • Motor protection rating IP 54.

  • Both smooth or step speed control is performed by means of the autotransformer or frequency controller.

  • Several fans can be connected to one controller in case the total power and operating current do not exceed the rated controller values.
  • The fan is suitable for installation in ventilating chambers, air conditioning units or can be used separately. In case of independent operation it can be connected to air ducts by means of both exhaust and intake branch pipes or exhaust branch pipe only.

  • The exhaust and inlet branch pipes have rectangular or circular sections accordingly.
  • Power is supplied by means of external terminals.



Flange Grille
VCUN 140х74-0,25-4 VVCr 8 VVCp 8 FVC 140 RVC 140
VCUN 140х74-0,37-2 FVC 140 RVC 140
VCUN 160x74-0,55-4 FVC 160 RVC 160
VCUN 160х74-0,75-2 FVC 160 RVC 160
VCUN 180х74-0,55-4 FVC 180 RVC 180
VCUN 180х74-1,1-2 FVC 180 RVC 180
VCUN 200х93-0,55-4 FVC 200 RVC 200
VCUN 200х93-1,1-2 FVC 200 RVC 200
VCUN 225х103-1,1-4 FVC 225 RVC 225
VCUN 225х103-2,2-2 FVC 225 RVC 225
VCUN 240x114-2,2-4 VVCr 16 VVCp 16 FVC 240 RVC 240
VCUN 240х114-3,0-2 FVC 240 RVC 240
VCUN 250х127-1,5-6 FVC 250 RVC 250
VCUN 250х127-2,2-4 FVC 250 RVC 250
VCUN 250х127-5,5-2 FVC 250 RVC 250
VCUN 280х127-1,5-6 FVC 280 RVC 280
VCUN 280х127-2,2-4 FVC 280 RVC 280
VCUN 280х127-5,5-2 FVC 280 RVC 280
VCUN 315х143-2,2-6 VVCr 26 VVCp 26 FVC 315 RVC 315
VCUN 315х143-4,0-4 FVC 315 RVC 315
VCUN 355х143-2,2-6 FVC 355 RVC 355
VCUN 355х143-4,0-4 FVC 355 RVC 355
VCUN 400х183-1,5-8 VVCr 35 VVCp 35 FVC 400 RVC 400
VCUN 400х183-2,2-6 FVC 400 RVC 400
VCUN 400х183-5,5-4 FVC 400 RVC 400
VCUN 450х203-3,0-8 VVCr 50 VVCp 50 FVC 450 RVC 450
VCUN 450х203-4,0-6 FVC 450 RVC 450
VCUN 450х203-11,0-4 FVC 450 RVC 450
VCUN 500х229-5,5-8 VVCr 75 VVCp 75 FVC 500 RVC 500
VCUN 500х229-7,5-6 FVC 500 RVC 500
VCUN 500х229-11,0-4 FVC 500 RVC 500
Scroll orientation (view on the intake side)
Right scroll orientation
Left scroll orientation
  • FVC Flange designed to connect round ducts to VCUN fans.
  • RVC Grille designed for fan protection against foreign objects.
  • Anti-vibration mounts VVCr and VVCp Designed for noise reduction and vibration dampering produced by the fans. Provide dynamic loading decrease and increase reliability and durability of ventilation equipment.
    Anti-vibration mount VVCr Anti-vibration mount VVCp
VENTS VCUN fan catering ventilation example
Select document type
  • Advertising and printing products
  • Certificates
  • Technical documentation
"VENTS VCU, VCUN" user's manual 10-2020 (V16EN-09) (pdf 1.58Mb)
"VENTS VCUN" product description 03-2021 (pdf 3.11Mb)
Download high quality image "VENTS VCUN (ErP 2015, 2016, 2018)" (psd 4.62Mb)
Declaration of сonformity "VCUN" (pdf 246.13Kb)
Download image "VENTS VCUN (ErP 2015, 2016, 2018)" for your website (png 492.58Kb)
"VENTS VCUN" user's manual 07-2021 (V16-1EN-01) (pdf 943.82Kb)
Fan series   Impeller diameter, mm   Impeller width, mm   Motor modification   Scroll orientation *   Casing rotation angle *
Power, kW Number of poles
  140; 160; 180; 200; 225; 250; 280; 315; 355; 400; 450; 500   74; 93; 103; 127; 143; 183; 203; 229   0,25; 0,37; 0,55; 0,75; 1,1; 1,5; 2,2; 3; 4; 5,5; 7,5; 11 2; 4; 6; 8   R - right side;
L - left side
  0; 45; 90; 135; 180; 225; 270; 315

* Standard casing modification R90

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