DSV Series Variable Pitch Screw Vacuum Pump 

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DSV Series Variable Pitch Screw Vacuum Pump

DSV Series Variable Pitch Screw Vacuum Pump Advantages:

  • High pressure period of pumping speed is fast, low power and low noise.
  • Can choose water in accordance with the process/environment demand (explosion) or air cooled motor (explosion).
  • Air cooled motor model can match the circulating cooling system, can use in the absence of cooling water system of the environment.
  • PD varying pitch series, low energy consumption, energy conservation and emissions reduction, and save cost.

DSV Series Variable Pitch Screw Vacuum Pump Application:

  • TFT-LCD,Touch Panel.
  • Solar.
  • Metallurgical System.
  • Coating.
  • Plasma processes.
  • Drying Process.
  • Degassing.
  • Biotech/Pharmaceutical.
  • Chemical Industry.
Type Unit DSV250 DSV360 DSV540 DSV720 DSV1080
50Hz 60Hz 50Hz 60Hz 50Hz 60Hz 50Hz 60Hz 50Hz 60Hz
Pumping Speed m3/hr 250 300 396 475 540 650 720 860 1080 1290
L/min 4200 5000 6600 7920 9000 10800 12000 14400 18000 21600
L/S 70 84 110 132 150 180 200 240 300 360
Extreme Pressure mbar 0.02 0.01 0.02 0.01 0.02 0.01 0.02 0.01 0.02 0.01
Torr 0.015 0.0075 0.015 0.0075 0.015 0.0075 0.015 0.0075 0.015 0.0075
Pa 2 1 2 1 2 1 2 1 2 1
Power kW 5.5 5.5 7.5 7.5 11 11 15 15 18.5 18.5
Speed RPM 2900 3550 2900 3550 2900 3550 2900 3550 2900 3550
Inlet Diameter mm 50 65 70 90 100
Outlet Diameter mm 40 40 55 65 65
Gear chamber oil content L 0.85 0.85 1.4 2 2
Cooling Water L/min 2.5 2.6 2.8 3 4
gal/min 0.67 0.7 0.75 0.8 1.07
Weight Kg 295 350 480 520 680
Noise level dB(A) 72 73   78 80
Operation Temp 5-40
Maximum permissible humidity 90%

Note:
1.The amount of oil listed above is for reference only and is usually fluoride and mineral oil. The device is equipped with pump oil and grease oil.
2.The amount of cooling water is based on the ambient temperature of 30℃ and the cooling water inlet temperature of 20℃ . The use of circulating water will vary, and the water pressure will be 0.15-0.2Mpa.

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