Diaphragm Type Dry Vacuum Pump

DA / DAP / DAT Series 2st Stage Type

DA-20D

アルバック

Standard type / Two-stages / with power cord / with switch / with thermal protector

Features

  • A standard type of dry vacuum pump with abundant results and low price.
  • Dry vacuum pump using no oil in the gas contact area.
  • Rich lineup available to suit your application.
  • The two-stage exhaust system has lower pressure (good vacuum) than the one-stage exhaust system.
  • Safety design with built-in automatic reset type thermal protector.
  • Operation is possible from atmospheric pressure.
  • Simple structure and easy maintenance.
  • By incorporating an unloader valve (Option), air can be introduced into the pump when the pump is stopped, and the pump startup characteristics can be improved.

Applications

  • Vacuum chucks, wafer and tip handling devices.
  • Vacuum tweezers, medical appliances.
  • Printing equipment.
  • Automatic packing machines.
  • Optical appliances.

Specification

  Unit 50Hz 60Hz
Actual pumping speed L/min 20 24
Ultimate pressure※1 Pa (kPa) 5.33×103 (-96.0
9.33×103 (-92.0))
Motor   Single phase, 100V, 60W, 4P,Capacitor run
Full load current A 1.6
Weight kg 7.2
Inlet,outlet pipe diameter(Female) mm O.D.Φ9×I.D.Φ5 (Rc 1/4)
Ambient temperature 7~40
External dimensions mm 118(W)×242(L)×178(H)
 It is the Ultimate pressure with Unloader valve (Option).
※1:The gauge pressure display is shown in () of Ultimate pressure.

Corresponding certificate/Voltage

Model Applicable standard CE
Declartion of confirmity

100V

115V

200V

220V
DA-20D   ○*   ○*
DA-20DA TUV
DA-20DB TUV   ●*
DA-20DC TUV   ●*
●:Standard、○:Option、-:Not Applicable
TUV Certification: A high-quality product that complies with European standards as assessed by an international third party that conducts product safety testing and certification.
* Purchase lot conditions (Please contact us for the number)

Caution

1. The pump is stopped when the lord is operated, and the pump can’t be operated just after that.
In this case, please return the atmospheric pressure the inside of the pump.

2. The pump will not often operate normally if it is used with corrosive gases, organic solvents, liquids, or condensed gases (eg steam).
The pump will not often operate normally if it is used with gases containing particles or dust etc.

3. It is a pump only in the room.
Please do not set it up in the place, that rain and water splash, and outdoors.

Dimension drawing

zu_da020d.gif

> CAD data download(DXF)

Pumping Speed Curves

curve_da020d.gif


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