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Air curtain

Air curtainк

Application

Hot air curtains are designed to prevent the cold air streams from outside into door openings or gateways.

The height or width of the covered areas ranges from 2 to 5 meters. The curtains are suitable for crowded premises with increased traffic load. Designed for application in manufacturing premises, stocks, garages, car service centres and car wash shops, shopping malls, super- and hypermarkets, conference and exhibition halls, and other premises.

Consists of replacement water or steam coils and ventilator on vertical air conduit.

Air shall be with maximum permissible concentration of chemically deleterious substance in compliance with GOST 12.1.005-88 with dust content not more than 0.5 mg/m3, stances or fibrous materials in a system of ventilation

Air curtains are designed for operating in moderate climate regions, allocation category 3 according to GOST 15150-69.

Design

 Consists of replacement water or steam coils and ventilator on vertical air conduit.

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Modifications

  • with axial fan ЗТВ2
  • with centrifugal fan ЗТВ3

Conduit models

  • Carbon steel
  • Galvanized steel
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Thermotechnical characteristics

  Thermotechnical characteristics shown in the table are for the following mode:  

  Entering air temperature, °C    
  +10    
  Entering water temperature, °C   
  150    
  Water pressure, MPa, less than    1,2    
  Steam presure, МPа    0,1  


Specifications (for one section)

  Specific    ЗТВ2-01    ЗТВ2-02    ЗТВ3-01  
  Air capacity, m3/h 60002000018000
  Heat capacity kW110200300
  Air speed at outlet, m/sec  7713
  Motor power kW  1,52,211,0
  Heat exchange surface, m²  265677
  Impeller rotation, r/min  15001000730
  Ventilator    ВО12-300 № 6,3    ВО12-300 № 8    ВЦ14-46 № 6,3  
  Weight, kg3113901045
  Length, L, mm7729221155
  Height, Н, mm475047656675
  Dimension, Н1, mm400040004920
  Dimension, А, mm585735912
  Width, mm90010251305
  Port area, Ду, mm505050
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