The rotary vane pumps in the PO/PA 70-400 series are available with brass or stainless steel housings, with GAS 3/8” connections and a pressure relief valve.

The capacity is 70 to 400lt/h at 1450 rpm. These pumps can also be operated at 1725 rpm and deliver approx. 20% more power. The pressure of the pump is max. 16 bar. The series can be mounted directly on the NEMA 48Y motor using a V-band clamp and on the M71, M80 IEC and NEMA 56C motors using an adapter.

Applicaton areas:

• Professional coffee machines
  
• Water treatment
  
• Reverse osmosis
  
• Welding machines
  
• Cooling water circulation pump
  
• Laser cooling
  
• Humidification systems
  
• Various industrial applications
  

Main features:

• Rotary vane pump / Rotoflow 
  
• Connections G3/8"
  
• Standard bypass 
  
• Brass or stainless steel body
  
• Flow rate 100lt/h
  
• Differential pressure max. 16bar
  
• Static pressure max. 20bar
  
• Max. operating temperature 70°C
  
• NSF / WRAS certified
  

Components:

• Brass or stainless steel pump body
  
• Pump block graphite
  
• NBR seals
  
• Stainless steel main spring
  
• Rotor and pump shaft made of stainless steel in one piece