Once through oil (OTO) lubricated rotary vane vacuum pumps

The Elmo Rietschle V-VLV-2 25 to 100 is a two stage once through oil lubricated rotary vane vacuum pumps (OTO) in a vertical design. The fresh oil lubrication protects the pump chamber from corrosive vapors. Can be used in combination with a Rotary lobe vacuum pump.

The once through oil lubricated rotary vane vacuum pumps (OTO) V-VWZ (13) and V-VWZ (14) are two stage rotary vane vacuum pump with internal water cooling. Thanks to fresh oil lubrication suitable for handling aggressive gases. Easy stage exchange due to modular design. Operating temperature thermostat and integrated cooling water regulation valve. Large range of accessories.

The V-VL is a once through oil lubricated rotary vane vacuum pumps (OTO) with bearings on both sides of the rotor. Shaft sealing for bearing protection from corrosive vapors, air cooling, low temperature level.

The Elmo Rietschle OTO lubricated rotary vane vacuum pumps V-VLB is fitted as standard with waste oil and condensate tank. Bearings on both sides of the rotor. Shaft sealing for bearing protection from corrosive vapors, air cooling, low temperature level.

Performance overview

• Capacities ranging from 27 to 1440 m³/hr
  (15.9 to 847.1 cfm)
• Ultimate vacuum up to 30 mbar abs.

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