Page 37 - Vira Filter Digital Catalouge
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Turbulent Flow Absolute Filters (150)


    DESCRIPTION
     Vira Safi EPA and HEPA filters classes E11-H13 are used in intake, exhaus
     and  recirculated  air  filtration  in  air-conditioning  systems  with  stringentt
     .  requirements for clean air quality and sterility, e. g.
      Deep pleat.
      High air flow.
      Low pressure drop.
      Clean room ventilation systems.
      Used in microelectronics, food, photography, data centers, hospital,
      medical equipment industry.
      Available in a variety of sizes.




                                                          Rated    Advisable  Initial   Relative
                       Size     Filter Panel   Average Efficiency                             Filter Area
                       (W*L*D)   Depth (mm)     (%)       Air Flow    Cross Speed  Pressure Humidity  (m) 2
                                                              3
                                                           (m/h)    (m/s)    Drop (Pa)  (%)
                    305*305*292               >99.95       600                                 6.25
                    305*610*292               >99.95       1200                                12.50
                    610*610*292               >99.95       2450                                25.00
                    610*1220*292              >99.95       3650                                37.50
                                   150                               1.5       250     100
                    305*305*292               >99.995      550                                 6.25
                    305*610*292               >99.995      1100                                12.50
                    610*610*292               >99.995      2200                                25.00
                    610*1220*292              >99.995      3300                                37.50



                                                                 H13-H14
                                                   Pressure Drop (pa)   200
                                                    250

                                                    150

                                                    100
                                                     50
                                                         0.9    1    1.1   1.2   1.3   1.4
                                                                Face Velocity (m/s)




                                                Rec.Final                                      Filter
                      Filter   Filter   Depth   Pres.Drop  Temp     Filter    Filter  Seperator   Gasket
                      Class    Media    (mm)      (Pa)     (  C)   Frame     Stage    Type    Direction











    H13-H14                                                                                               Air Inlet



    Glass Fiber                                                                                          Hot Melt




    292                                                                                                            3




    600                                                    80                                 Metallic-Wooden




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