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Specifications

Displacement @50Hz Max 0.206
Displacement @60Hz Max 0.206
Pressure Ultimate 1.00
Power Total Rated @50Hz 22000.00
Power Total Rated @60Hz 22000.00
Noise / Sound Level 70.00 db(A)

DWS 750 VSD+ Dry Screw Vacuum Pump, 22 kW (@50 Hz), 0.01 mbar(a), Water Cooling

1950813600

Dry Screw Pumps

Vacuum dry screw pumps are positive displacement pumps that are designed to operate in rough to medium vacuum level application . These products do not use any lubricant in the pumping mechanism to seal therefore they are defined as dry compressing machines. They offer high pumping speed and can handle a wide range of gases and vapors. These pumps are ideal for applications in the industrial, chemical, pharmaceutical, and semiconductor industries, among others, where oil-free and contamination-free vacuum is required. They have a compact design and require minimal maintenance, making them a reliable and cost-effective solution for many vacuum applications

DWS VSD+

The DWS VSD+ series is a range of single stage, oil free and water-cooled dry screw vacuum pumps. The DWS-series is an intelligent, long life, durable pump with very low maintenance for industrial vacuum applications. These pumps are variable speed drive and full automatically controlled by integrated controller, and well protected by control logic which pre-programed in the pump.

DWS 750 VSD+

Single stage dry screw pump, ultimate pressure down to 0.01 mbar(g)

Features and Benefits

  • DWS VSD+ based on the well-proven dry screw technology which is robust to most of industrial application. Its rotor profile also with the latest design, to achieve the high pumping speed and low power consumption. During the pumping down process, customer able to choose the appropriate amount of purge gas to protect the pump from condensation and corrosion happening. And the introduction of gas-load before/after pumping process also able to make the pump always in the “warmed” condition, keep the pump from condensation further.

General Product Information

Dimension Length 1.65
Dimension Height 1.09
Dimension Width 0.613
Connection Inlet Flange DN 100
Noise / Sound Level 70.00 db(A)
Power Supply Frequency 50 Hz
60 Hz
Weight 575.00
Power Supply Phase 3-Ph
Cooling Method Water Cooling
Connection vacuum outlet flange DN 50 ISO-KF (NW50)
Power Supply Voltage 3Ph 380-460V 50/60Hz
Connection Cooling 3/8" BSPP (G) Female

Lubricants

Default Oil Type PFPE (Drynert 25/6)

Performance Data

Pressure Backing Max 1.213 × 10⁵
Pressure Ultimate 1.00
Nominal rotational speed 110.00
Power Total Rated 22000.00
Power Total Rated @50Hz 22000.00
Power Total Rated @60Hz 22000.00
Displacement @50Hz Max 0.206
Displacement @60Hz Max 0.206
Power at Atmosphere Continous 22900.00
Power at Ultimate 1700.00
Power at Atmosphere Short Term Max 22900.00

Classification

Classification High / Medium / Rough Vacuum pump Medium Vacuum Pump
Classification Dry or Wet Pump Dry pump
Classification Vacuum Pump Technology Dry Screw Pump
Classification Product Pressure Range Medium Vacuum: 1 mbar - 1·10⁻³ mbar

Operation Conditions - Limitations

Pressure Absolute Inlet Continous Max 1.050 × 10⁵
Altitude Max 2000.00
Temperature Inlet Gas Max 110.00
Oil Capacity Max 2.800 × 10⁻³
Temperature Cooling Water Max 40.00
Flow Cooling Water Min 1.389 × 10⁻³
Pressure Absolute Outlet Continous Max 1.213 × 10⁵

Environmental Conditions

Temperature Ambient Operation Max 40.00
Temperature Ambient Operation Min 5.00
Temperature Ambient Storage Min -45.00
Temperature Ambient Storage Max 55.00