... galDynamic (centrifugal) force20kN4,500lbFrequency70Hz4,200vpmStatic linear force per drum (f/r)5/7,5N/mm29/43lb/inDynamic linear force per drum ... (f/r)10,0/10,0N/mm57/57lb/inVariable speeds - Forward0 ... /h28,115ft2/hSprinkling systemgravity fedFuel typeGasStatic weight per drum (f/r)200/250kg440/550lb Characteristic function 1,With small operating radius ...