S SERIES (Elmo Rietschle)
TWISTER S VSA
Pumping speed 105 to 720 m³/h and max. ultimate vacuum 0.05 mbar (abs.). Constant pitch screw rotors. Highly resistant shaft seals thanks to double-acting PTFE shaft seals and single-acting mechanical seal. Low noise level and easy maintenance. Corrosion-resistant design thanks to various coating variants. Particularly suitable for solvent recovery, drying processes and applications in the plastics industry.
TWISTER S VSB
Pumping speed 80 to 650 m³/h and max. ultimate vacuum 0.05 mbar (abs.). Graduated pitch screw rotors. Highly resistant shaft seals thanks to double-acting PTFE shaft sealing rings and single-acting mechanical seal, sealing gas treatment optional. Low noise level and low temperature, easy maintenance. Corrosion-resistant design thanks to various coating variants. Particularly suitable for solvent recovery, for drying processes and applications in the chemical and pharmaceutical industries. Special versions with ATEX approval.
TWISTER S VSI
Pumping speed 100 to 360 m³/h and max. ultimate vacuum 0.1 mbar (abs.). Variable pitch screw rotors. Shaft seals using labyrinth seals, shaft sealing rings and piston ring seals. Sealing gas application optional. Low noise level and low temperature, easy maintenance. Suitable especially for industrial applications without aggressive gases.
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S-VSI TWISTER 100 vacuum pump
| Designation | Value | |
| frequency | 50Hz | 60Hz |
| nominal pumping speed | 110 m³/h | 138 m³/h |
| final pressure | 0.1 mbar (absolute) | |
| motor rated power | 3.0kW | 3.6kW |
S-VSI TWISTER 300 vacuum pump
| Designation | Value | |
| frequency | 50Hz | 60Hz |
| nominal pumping speed | 320 m³/h | 380 m³/h |
| final pressure | 0.1 mbar (absolute) | |
| motor rated power | 7.5kW | 9.0kW |
S-VSB TWISTER 120 vacuum pump
| Designation | Value | |
| frequency | 50Hz | 60Hz |
| nominal pumping speed | 80 m³/h | 100 m³/h |
| final pressure | 0.3 mbar (absolute) | |
| motor rated power | 3.0kW | 3.6kW |
S-VSB TWISTER 200 vacuum pump
| Designation | Value | |
| frequency | 50Hz | 60Hz |
| nominal pumping speed | 110 m³/h | 140 m³/h |
| final pressure | 0.3 mbar (absolute) | |
| motor rated power | 4.0kW | 4.8kW |
S-VSB TWISTER 320 vacuum pump
| Designation | Value | |
| frequency | 50Hz | 60Hz |
| nominal pumping speed | 200 m³/h | 250 m³/h |
| final pressure | 0.3 mbar (absolute) | |
| motor rated power | 5.5kW | 6.5kW |
S-VSB TWISTER 430 vacuum pump
| Designation | Value | |
| frequency | 50Hz | 60Hz |
| nominal pumping speed | 300 m³/h | 375 m³/h |
| final pressure | 0.3 mbar (absolute) | |
| motor rated power | 7.5kW | 9.0kW |
S-VSB TWISTER 800 vacuum pump
| Designation | Value | |
| frequency | 50Hz | 60Hz |
| nominal pumping speed | 500 m³/h | 650 m³/h |
| final pressure | 0.05 mbar (absolute) | |
| motor rated power | 15kW | 18kW |
S-VSA TWISTER 150 vacuum pump
| Designation | Value | |
| frequency | 50Hz | 60Hz |
| nominal pumping speed | 105 m³/h | 135 m³/h |
| final pressure | 0.3 mbar (absolute) | |
| motor rated power | 4.0kW | 4.8kW |
S-VSA TWISTER 330 vacuum pump
| Designation | Value | |
| frequency | 50Hz | 60Hz |
| nominal pumping speed | 245 m³/h | 300 m³/h |
| final pressure | 0.3 mbar (absolute) | |
| motor rated power | 7.5kW | 9.0kW |
S-VSA TWISTER 400 vacuum pump
| Designation | Value | |
| frequency | 50Hz | 60Hz |
| nominal pumping speed | 325 m³/h | 360 m³/h |
| final pressure | 0.05 mbar (absolute) | |
| motor rated power | 15kW | 18kW |
S-VSA TWISTER 800 vacuum pump
| Designation | Value | |
| frequency | 50Hz | 60Hz |
| nominal pumping speed | 650 m³/h | 720 m³/h |
| final pressure | 0.05 mbar (absolute) | |
| motor rated power | 18.5kW | 22.0kW |
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