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Varian Turbo-V 250 Pump
$2,900*
(exchange price only)

The Varian Turbo-V250 Pump is in good working condition and has been tested at GenTech. The Turbo-V250 Pump consists of a high-frequency motor driving a turbine of 8 bladed stages, achieving a blade tip speed of about 308 m/sec, and 3 Macotorr stages with a speed of 377 m/sec. Includes instruction manual and NINETY (90) DAY WARRANTY.

*All prices are in U.S. dollars and do not include shipping, handling and installation. International Cooperating Organizations

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Specifications

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Specifications:

  • High vacuum flange: 100 (nominal I.D.)
  • Pumping speed for:
    -N2: 250 l/s
    -He: 220 l/s
    -H2: 200 l/s
  • Compression ratio for:
    -N2: 2 x 10 8
    -He: 1 x 10 5
    -H2: 1 x 10 4
  • Startup time: < 3 minutes
  • Nominal speed: 56.000 rpm
  • Operating:
    - Position: Any
    - Voltage: 54 Vac ±15% - 3-phase
    - Frequency: 933 Hz ±2%
    - Ambient temperature: + 5 °C to + 35 °C
    - Bakeout temperature: 120 °C
  • Noise level: <= 45 DB(A) at 1 meter
  • Cooling requirements: Natural air convection
  • Water-cooling:
    - Flow rate: 9 l/h (0.05 GPM)
    - Temperature: 10 °C to 30 °C
    - Pressure: 2 to 4 bar (30 to 60 psi)
  • Air cooling:
    -Flow rate: 9 l/s (19 GFM)
    -Temperature: 5 °C to 30 °C
Varian Turbo-V250 Pump and Controller
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