Installation category A
Efficiency category Static
Closed-loop speed control integrated
Specific ratio* 1
*Specific ratio = 1 + psf / 100 000


  Actual Request 2013 Request 2015
Overall efficiency ηe 42,6 26,7 30,7
Efficiency grade N 51,9 36 40
Power input Pe kW 0,34
Air flow qV m3/h 4005
Pressure increase total Pa 118
Speed n min-1 1305
Data established at point of optimum efficiency