jablotron FUTURA Series - 2.4. Acoustic parameters

JABLOTRON FUTURA SYSTEM DESIGN GUIDE
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22..44. . Acoustic parametersAcoustic parameters
Filtra t ionFilt ra t ion
Use Supply and exhaust
Type Stringing
Class F7
Dimensions 328 x 309 x 48 mm (12.9" x 12.2" x 1.9")
Acou s t ic p ow er lev el L (d B)*Acou s t ic p ow er lev el L (d B)*
Freq u en cy [Hz]Freq u en cy [Hz] T ota lT ota l 6363 125125 250250 50 0500 1k1k 2k2k 4k4k 8 k8k
Ai r suppl yAi r suppl y 51,651,6 41,641 ,6 44,444,4 27 ,627 ,6 22 ,02 2 ,0 29,129,1 15 ,915 ,9 10,410,4 23,823,8
Ai r exhaustAi r exhaust 52,05 2,0 42,142 ,1 45,045,0 27 ,927 ,9 22,42 2,4 29,52 9,5 16,516,5 10,810,8 24,624,6
To the envi ronmentTo the envi ronment 52,05 2,0 42,142 ,1 45,045,0 27 ,927 ,9 22,42 2,4 29,52 9,5 16,516,5 10,810,8 <10< b><10< b>
with F7 filters and silencers installed and at air flow of 245 m
3
/h and 50 Pa