Vents VCUN User Manual
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Vents VCUN User Manual

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USER'S MANUAL
VCUN
Centrifugal fan in a scroll casing

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Summary of Contents for Vents VCUN

  • Page 1 USER’S MANUAL VCUN Centrifugal fan in a scroll casing...

  • Page 2: Table Of Contents

    Warranty card ....................................17 This user’s manual is a main operating document intended for technical, maintenance, and operating staff. The manual contains information about purpose, technical details, operating principle, design, and installation of the VCUN unit and all its modifications.

  • Page 3: Safety Requirements

    SAFETY REQUIREMENTS • Please read the user’s manual carefully prior to installing and operating the unit. • All user’s manual requirements as well as the provisions of all the applicable local and national construction, electrical, and technical norms and standards must be observed when installing and operating the unit.

  • Page 4: Purpose

    VCUN • In case of continuous operation of the unit, periodically check the security of mounting. • Do not sit on the unit and avoid placing foreign objects on it. • Use the unit only for its intended purpose. THE PRODUCT MUST BE DISPOSED SEPARATELY AT THE END OF ITS SERVICE LIFE.

  • Page 5: Designation Key

    Casing design R – right-hand L – left-hand Phases _ – universal E – single phase D – three-phase Pole number Motor power [kW] Impeller width [mm] Impeller diameter [mm] Unit designation VCUN – centrifugal fan with an external motor www.ventilation-system.com...

  • Page 6: Technical Data

    The unit is rated as a Class I electrical appliance. Hazardous parts access and water ingress protection rating: • for VCUN fans – IP55. NEVER TEST RUN OR OPERATE THE FAN, WHICH IS NOT CONNECTED TO THE VENTILATION SYSTEM, IF THE AIR FLOW RATE AND THE CURRENT CONSUMPTION...
  • Page 7 Overall dimensions and position options of the VCUN fan casing В POSSIBLE VARIANTS OF THE VCUN FAN CASING POSITIONS (View on the supply side) Impeller rotation Impeller rotation leftwards rightwards Dimensions [mm] Weight Fan model [kg] a1 a2 b1 b2 d1 d2 VCUN 120х62-0,25-2D...
  • Page 8 VCUN VCUN 225х102-2,2-2D 598 376 279 154 175 472 324 165 254 290 446 200 177 157 211 241 241 221 30.3 VCUN 225х102-3,0-2D 598 376 315 154 175 508 324 165 254 290 446 200 177 157 211 241 241 221 38.5...
  • Page 9 VCUN 500х204-11,0-4D 1210 818 487 341 372 855 634 335 466 510 835 375 396 323 435 470 470 401 12 VCUN 500х204-15,0-4D 1210 818 532 341 372 915 634 335 466 510 835 375 396 323 435 470 470 401 12 VCUN 500х204-18,5-4D...
  • Page 10 VCUN VCUN 280х102-3,0-4D 698 463 334 191 213 542 364 180 314 350 446 200 220 171 255 285 285 237 10 42.5 (400V/60Hz) VCUN 315х143-1,1-6D 789 520 279 215 239 542 412 231 314 350 557 240 248 221 288 323 323 297 12 (400V/60Hz) VCUN 315х143-1,5-6D...

  • Page 11: Design And Operating Principle

    A bracket for mounting the fan is attached to the bottom of the electric motor. VCUN fans are available in right-hand and left-hand versions. In the first case, the impeller rotates clockwise and in the second case, the impeller rotates counterclockwise, air intake side view.

  • Page 12: Mounting And Set-Up

    • Connect the air ducts to the fan. • On the air supply side, use a FVC-VCU, FVC-VCUN flange (optional) (Fig. 5) or install a RVC VCU, RVC-VCUN protective grille (Fig. 6). After installing the unit make sure that the fan impeller rotates freely.

  • Page 13: Connection To Power Mains

    ANY TAMPERING WITH THE INTERNAL CONNECTIONS IS PROHIBITED AND WILL VOID THE WARRANTY. The VCUN fan is designed for connection to power mains with the parameters specified in the «Technical data» section. The connection must be made using durable, insulated and heat-resistant conductors.

  • Page 14: Technical Maintenance

    • Cut off power supply to the fan. • Provide access to the impeller blades. • For the VCUN fan – unscrew the screws and remove the ring. • Clean the impeller blades with a dry soft brush or compressed air.

  • Page 15: Troubleshooting

    TROUBLESHOOTING Problem Possible reasons Troubleshooting Make sure that the unit is properly No power supply. connected to the power mains and make any corrections, if necessary. The fan does not start. Turn off the fan. Jammed motor. Troubleshoot the motor jamming. Restart the fan.

  • Page 16: Manufacturer's Warranty

    VCUN MANUFACTURER’S WARRANTY The product is in compliance with EU norms and standards on low voltage guidelines and electromagnetic compatibility. We hereby declare that the product complies with the provisions of Electromagnetic Compatibility (EMC) Directive 2014/30/EU of the European Parliament and of the Council, Low Voltage Directive (LVD) 2014/35/EU of the European Parliament and of the Council and CE-marking Council Directive 93/68/EEC.

  • Page 17: Certificate Of Acceptance

    This is to certify acceptance of the complete unit delivery with the user’s manual. The warranty terms are acknowledged and accepted. Customer’s Signature Seller’s Stamp INSTALLATION CERTIFICATE The VCUN ___________________ unit is installed pursuant to the requirements stated in the present user's manual. Company name Address Phone Number Installation Technician’s Full Name...
  • Page 18 VCUN www.ventilation-system.com...
  • Page 19 www.ventilation-system.com...
  • Page 20 V16-1EN-01...

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