Selection based on the pressure drop
The cooling capacities are given for an available pressure of 160 Pa and for a unit without lter.
To calculate the performances at other pressure drops, please use the correction factors below.
30RB 040R - 055R
Duct pressure drop Fan speed, r/s Power input coecient Cooling capacity coecient
0 12,00 0,943 1,019
50 13,33 0,962 1,012
100 14,66 0,980 1,006
130 15,46 0,990 1,003
160 16,26 1,000 1,000
200 17,31 1,012 0,998
240 18,36 1,023 0,996
30RB 060R - 160R
Duct pressure drop Fan speed, r/s Power input coecient Cooling capacity coecient
0 15,83 0,929 1,018
50 16,81 0,944 1,016
100 17,78 0,964 1,014
130 18,36 0,978 1,011
160 18,36 1,000 1,000
180 18,36 1,019 0,991
NOTES:
Pressure drop, clean lter = 6 Pa
Pressure drop, dirty lter = 12 Pa
12 - OPTIONS
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