VN series

VN series

Advantages

  • up to 5-fold delivery of liquid compared to conventional liquid ring vacuum pumps
  • stable suction capacity even when liquid is delivered
  • easy and simple installation
  • minimum operating costs due to demand-oriented power consumption
  • patented hydraulic and assembly system

Possible applications

  • vacuum calibration for the production of plastic profiles
  • production of polystyrene parts
  • distillation / separation of liquids
  • recovery of condensates (solvents)

 

 

Performance data

Max. suction capacity Min. inlet pressure Possible media Sound pressure level Temperature of
operational liquid		 Temperature of
absorbed gas
between 95 m³/h and 216 m³/h up to 55 mbar dry and humidified gases,
delivery of liquid up to 10 m³/h		 65 db(A) up to 80 °C up to 120 °C
Design Motor Materials Connections Shaft sealing
  • single-stage pumps with valves and port cylinder
  • close coupled version
  • bracket version
  • ATEX approval for the entire series:
    device group II, device category 2G,
    type of protection IIB, temperature class T4
 3.0 - 8.2 kW / 4.0 - 11.0 HP
three-phase motors		 non-ferrous metal / stainless steel G 1 1/2 mechanical seal

Data for 50 Hz

Type Speed
[rpm]		 Suction
capacity
[m³/h]		 Min. inlet
pressure
[mbar]
VN 95 1450 95 55
VN 125 1450 125 55
VN 180 1450 180 55

Data for 60 Hz

Type Speed
[rpm]		 Suction
capacity
[m³/h]		 Min. inlet
pressure
[mbar]
VN 95 1750 115 55
VN 125 1750 144 55
VN 180 1750 215 55