GVD Oil-Sealed Rotary Vane Pumps

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The 2-stage oil sealed rotary vane vacuum pumps deliver excellent ultimate vacuum pressure, high pumping speeds and superior vapor handling capabilities with quiet operation.

Description

GVD series – Two-stage oil-sealed rotary vane vacuum pumps

The GVD 0.7-28 series of small oil-sealed rotary vane pumps deliver excellent ultimate vacuum pressure, high pumping speeds and superior vapor handling capabilities with quiet operation. With over 200,000 units sold, these pumps offer proven performance that sets the industry standard for R&D and scientific pumping applications. The GVD 40-275 series 2-stage oil sealed rotary vane vacuum pumps are renowned for their high ultimate vacuum, rapid pumping speeds, quiet operation and ability to handle water vapor. These direct drive rotary vane pumps are inherently compact and vibration free, and with their finger-proof fan and coupling housings they offer excellent operator protection. A comprehensive range of accessories is available to allow use on the widest variety of vacuum applications. You can rely on our GVD 2-stage oil-sealed rotary vane pump to deliver excellent ultimate vacuum pressure. It also has a high pumping speed and handles vapor efficiently, all the while operating quietly. Apart from the fact that its quiet it also has a fast acting anti suck back system protection, which ensures efficiency. A high torque, 1-phase and 3-phase multi-voltage and 50/60 Hz motors available make it flexible.

Efficient vacuum solution

Renowned for their high ultimate vacuum, rapid pumping speeds, quiet operation and ability to handle water vapor, the GVD series 2-stage oil-sealed direct drive rotary vane pumps are inherently compact and vibration free.

The GVD rotary vane pump is ideally suited for:

  • Vacuum drying and distillation
  • Vacuum metallurgy processes
  • Freeze drying
  • Thin film coating technologies
  • Cryogenic vessel evacuation
  • Leak detection
  •  Laboratory bench top vacuum
  • Research and development
  • Analytical instruments
  • Refrigeration and air conditioning system evacuation, drying, and backfilling
  • Transformer and cable drying and impregnation, insulating oil treatment plant
  • Backing pump for high vacuum applications

Technical product specifications

GVD 0.7 -28 range Metric Imperial
Pumping speed: 0.75 – 27.5 m3/hr 0.4 – 16.2 cfm
Ultimate pressure (gas ballast closed): 3.0 x 10-3 – 1.0 x 10-3mbar 2.3 x 10-3 – 7.7 x 10-4  Torr
Motor power: 90 – 750 W (50 Hz) 90 – 900 W (60 Hz)

 

GVD 40 -275 range Metric Imperial
Pumping speed: 37 – 255 m3/hr 21.8 – 150 cfm
Ultimate pressure (gas ballast closed): 1.0 x 10-3mbar 7.7 x 10-4  Torr
Motor power: 1.1 – 7.5 kW 1.5 – 10 kW
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