Page 35 - Vira Filter Digital Catalouge

Turbulent Flow Absolute Filters (48)

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.

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*69 >99.95 250 2.40
305*610*69 >99.95 500 5.00
610*610*69 >99.95 1000 10.00
610*1220*69 >99.95 1950 20.00
48 1.5 250 100
305*305*69 >99.995 220 2.40
305*610*69 >99.995 450 5.00
610*610*69 >99.995 925 10.00
610*1220*69 >99.995 1775 20.00

H13-H14
Pressure Drop (pa) 200
250

150
100
50
0.6 0.7 0.8 0.9 1
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

69 3

600 80 Metallic-Wooden

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