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Activair.cz > Products > Vacuum pumps > Rotary vane pumps > Two stage pump > EM Pumps (Medium & Large) > E2M40T4
E2M40T4
A comprehensive range of accessories is available to allow use on the widest variety of vacuum applications.
Features and Benefits
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Advanced pressurised oil circuit to give effective lubrication even under high gas loads
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When the pump is switched off, the spring loaded distributor valve provides oil and air suck-back protection
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Gas Ballast control to assist in handling high water vapour loads
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Industrial roller bearings on drive shaft for ultimate reliability and long, trouble free life
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Full height oil sight glass for easy checking of oil level and condition
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Easy change oil filter, with oil filter condition gauge on larger models
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Central inlet port to allow easy mounting of mechanical booster pump if required
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Easy to maintain, with convenient service kits and international customer support.
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A wide range of accessories to match your application needs
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The pumps and accessories can be supplied either as individual components or as fully systemised, factory-tested combinations.
Applications
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Vacuum metallurgy processes
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Thin film coating technologies
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Pharmaceutical freeze drying
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Refrigeration and air conditioning system evacuation, drying, and backfilling
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Transformer and cable drying and impregnation, insulating oil treatment plant
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Lamp manufacture
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Cryogenic vessel evacuation
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Vacuum drying and distillation in chemical industries
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Semiconductor device manufacture
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Backing pump for high vacuum applications
| Technical data | |
| Displacement | |
| 50Hz | 42.5 m3h-1 / 25 ft3min-1 |
| 60Hz | 50.5 m3h-1 / 29.7 ft3min-1 |
| Speed (Pneurop) | |
| 50Hz | 37 m3h-1 / 21.8 ft3min-1 |
| 60Hz | 44 m3h-1 / 25.9 ft3min-1 |
| Number of stages | 2 |
| Ultimate vacuum (total pressure) | |
| Without gas ballast | 1 x 10-3 mbar / 7.7 x 10-4 Torr |
| With gas ballast | 5 x 10-3 mbar / 3.8 x 10-3 Torr |
| Ultimate with Fomblin® | |
| Without gas ballast | 1 x 10-2 mbar |
| Inlet connection | ISO40 |
| Outlet connection | 25 mm flange suitable for NW25 |
| Max outlet pressure | 0.5 bar gauge |
| Max inlet pressure for water vapour | 7 mbar / 5.3 Torr |
| Max water vapour pumping rate | 0.2 kg h-1 / 0.4 lb h-1 |
| Weight | 81.5 kg / 178 lb |
| Motor protection rating | IP55 |
| Motor power | |
| 50Hz | 1.1 kW / 1.5 hp |
| 60Hz | 1.5 kW / 2 hp |
| Standard oil capacity | |
| maximum | 4 litre |
| minimum | 2.2 litre |
| PFPE oil capacity | |
| maximum | 4 litre |
| minimum | 2.2 litre |
| Recommended oil | Ultragrade 70 |
| Noise level | 65 dB (A) |
- EM40/80 Rotary Vacuum Pumps (pdf, 1251KB)
