Diaphragm type Vacuum Pumps

DAU/MD Series

DAU-20

Outline

This is a vacuum pump that evacuates by the reciprocating motion of a rubber thin film (diaphragm). Simple structure and easy handling. DAU series is a high vacuum type.

Features and Cautions on use

  • High vacuum type diaphragm pump.
  • Low vibration

Specification

Pumping speed unit

Pressure unit

Item Unit 50Hz 60Hz
Actual Pumping Speed L/min 20 23
Ultimate Pressure Pa 200
kPa -101.1 #1
Motor Output W 80
Weight kg 7.5
Inlet, Outlet port diameter mm O.D.φ10×I.D.φ6 (Rc 1/8)
Ambient temperature ℃ 5～40
Overall dimensions mm 161(W) × 327(L) × 217(H)
RoHS applied ●

#1: Gauge pressure

Power Supply/Voltage

VoltageCertificateRemarks
Single phase, 100V―
Single phase, 100VCE, TUV, cTUVus
Single phase, 115VCE, TUV, cTUVus
Single phase, 200VCE, TUV, cTUVus
Single phase, 220VCE, TUV, cTUVus
Single phase, 230VCE, TUV, cTUVus

■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.

Outline Drawing

Pumping Speed Curves

Remarks

  • 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.
  • 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.
  • It is a pump only in the room. Please do not set it up in the place, that rain and water splash, and outdoors.
  • It may cause the failure of the pump if it is used for long hours
  • close to the atomospheric pressure.

Applied optional part items

No. Category name Series Name
1 Maintenance Kit Maintenance Kit Series Maintenace Kit for DAU-20
2 Anti-vibration Rubber Anti-vibration Rubber Anti-vibration rubber (ME-12)

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