Installation category A
Efficiency category Static
Closed-loop speed control integrated
Specific ratio* 1,01
*Specific ratio = 1 + psf / 100 000


  Actual Request 2013 Request 2015
Overall efficiency ηe 64,5 43,5 47,5
Efficiency grade N 79 58 62
Power input Pe kW 0,42
Air flow qV m3/h 1770
Pressure increase total Pa 500
Speed n min-1 2340
Data established at point of optimum efficiency