2 STAGE OIL-SEALED ROTARY VANE VACUUM PUMPS
GVD 80
FEATURES AND BENEFITS
• Advanced pressurized oil circuit to give effective lubrication even under high gas loads.
• When the pump is switched off, the spring loaded distributor valve provides oil and air suck-back protection.
• Gas ballast control to assist in handling high water vapor loads.
• Industrial roller bearings on drive shaft for ultimate reliability and long, trouble free life.
• Full height oil sight glass for easy checking of oil level and condition.
• Easy change oil filter, with oil filter condition gauge on larger models.
• Central inlet port to allow easy mounting of mechanical booster pump if required.
• Easy to maintain, with convenient service kits and international customer support.
• A wide range of accessories to match your application needs
• The pumps and accessories can be supplied either as individual components or as fully systemized, factory-tested combinations.
TECHNICAL SPECIFICATIONS
| | GVD 80 |
| 50Hz | 60Hz |
| Displacement | 80m³h⁻¹/47.1cfm | 96m³h⁻³/56.5cfm |
| Speed(Pneurop 6602) | 74m³h⁻¹/43.6cfm | 90m³h⁻¹/53cfm |
| Ultimate vacuum(total pressure)without gas ballast | 1x10⁻³ mbar/7.7x10⁻⁴ Torr |
| Ultimate vacuum(total pressure) with gas ballast | 7x10⁻³ mbar/5.4x 10⁻³ Torr |
| Inlet connection suitable for | DN40 ISO-KF |
| Outlet connection suitable for | DN25 ISO-KF |
| Max.outlet pressure | 0.5 bar/7 psig gauge |
| Max.inlet pressure for water vapor | 5 mbar / 3.8 Torr |
| Max.water vapor pumping rate | 0.3kg h⁻¹ / 0.7 lb h⁻¹ |
| Weight(without oil) | 125kg / 275 lb |
| Motor protection rating | IP55 |
| Motor power | 2.2kw / 3hp* | 3kw/4hp |
| Maximum oil capacity | 6.3 litre/6.7qt |
| Minimum oil capacity | 4 litre/4.2qt |
| Noise level | 70 dB(A) |
APPLICATIONS
• Refrigeration and air conditioning system evacuation,drying, and backfilling
• Vacuum drying and distillation
• Backing pump for high vacuum applications
• Vacuum metallurgy processes
• Thin film coating technologies
• Freeze drying
• Transformer and cable drying and impregnation,insulating oil treatment plant
• Cryogenic vessel evacuation
DIMENSIONS
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AC Vacuum Pump With Full Height Oil Sight Glass GVD 80 2 Stage Oil-Sealed Rotary Vane Images
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