Page 4 - Vira Filter Digital Catalouge

AIR FILTERS

INTERNATIONAL CL ASSIFICATION
STANDARDS

Average Averange
Recomended Arrestance Efficiency Minimum
European MERV Efficiency NEW STANDARD
Group Designation Final Pressure (Am) (Em)
Filter Class Rating for 0,4µ ISO 16890
Drop (Pa) of Synthetic of 0,4µ
dust (%) Particles (%) Particles (%)
EN 779-2012 ASHRAE 52.2 ISO ePM1 ISO ePM2,5 ISO ePM10 ISO COARSE
G1 MERV 1 250 50 ≤ Am < 65
G2 MERV 2-4 250 65 ≤ Am < 80 > 30%
COARSE G
G3 MERV 5-6 250 80 ≤ Am < 90 > 40%
G4 MERV 7-8 250 90 ≤ Am > 60%
M5 MERV 9-10 450 40 ≤ Em < 60 > 50%
MEDIUM M
M6 MERV 11-12 450 60 ≤ Em < 80 50-65% > 60%
F7 MERV 13 450 80 ≤ Em < 90 35 50-65% 65-80% > 85%
FINE F F8 MERV 14 450 90 ≤ Em < 95 55 65-80% > 80% > 90%
F9 MERV 15 450 95 ≤ Em 70 > 80% > 95% > 95%

Integral Value Integral Value Local Value of Local Value of
Penetration
Group EN 1822 of Efficiency of Penetration Efficiency in the in the
in the MPPS in % in the MPPS in % MPPS in %
MPPS in %
E10 MERV 16 600 >85 >15
E E11 NA 600 >95 >5
E12 NA 600 >99.5 >0.5
H13 NA 600 >99.95 >0.05 >99.75 >0.25
H
Suspented
H14 NA 600 >99.995 >0.005 >99.975 >0.025
U15 NA 600 >99.9995 >0.0005 >99.9975 >0.0025
U U16 NA 600 >99.99995 >0.00005 >99.99975 >0.00025
U17 NA 600 >99.999995 >0.000005 >99.9999 >0.0001

TEST UNITS

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