Delivery rate

AC DC 2-pol 4-pol 50 Hz 60 Hz

cold start operating temperatur
inputvalue
Drive speedn= rpm
operating pressurep= bar
viscosityv= cSt
ModelQPNPSH
440L236 l/min6.77 kW3.21 mWs
500L262.22 l/min7.53 kW3.44 mWs
  fewer l/min (GR55)     more l/min (GR70)  

select the screw pitch and other options that affect the screw design.

Screws without special treatment
 HD  phosphated shafts
 HA  case-hardened shafts