Diaphragm Type Small Dry Vacuum Pump
DA/DAP/DAT Series

ULVAC Diaphragm type pump creates vacuum by reciprocate movement of rubber diaphragms. Pump structure makes Oil-free environment and maintenance easy. Various pumping speed and two/single stages are selectable depends on your required pressure and pumping volume.

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.

  • One-stage exhaust system is faster than two-stage exhaust system.

  • Operation is possible from atmospheric pressure.

  • Simple structure and easy maintenance.

  • Safety design with built-in automatic reset type thermal protector.

  • 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.

Specifications

 

DA-20DC

DA-40SC

DA-41D

DA-81S

DA-60DC

DA-120SC

DA-121DF

DA-241SF

Maximum pumping speed

[m³/h]

50Hz/60Hz

1.2 / 1.44

2.4 / 2.76

2.4 / 2.76

4.5 / 5.1

3.6 / 4.32

7.2 /8.64

7.2 / 8.7

14.4 / 15.6

[L/min]

50Hz/60Hz

20 / 24

40 / 46

40 / 46

75 / 85

60 / 72

120 / 144

120 / 145

240 / 260

[CFM]

50Hz/60Hz

0.7 / 0.84

1.4 / 1.61

2.63 / 2.98

2.1 / 2.52

4.2 / 5.04

4.2 / 5.08

8.4 / 9.1

Ultimate pressure

[Pa]

5.33 x 103

19.9 x 103

3.3 x 103

13.3 x 103

3.32 x 10^3

13.3 x 10^3

3.3 x 10^3

16 x 10^3

[Torr]

40

149

25

100

25

100

25

120

[mbar]

53.3

199

33

133

33.2

133

33

160

Inlet port

O.D.φ9 × I.D.φ5 (Female Rc1/4)

O.D.φ12 × I.D.φ8 (Female G1/4)

O.D.φ14 × I.D.φ9(Female G3/8)

O.D.φ16 × I.D.φ12(Female G1/2)

Outlet port

O.D.φ9 × I.D.φ5 (Female Rc1/4)

O.D.φ12 × I.D.φ8 (Female G1/4)

O.D.φ14 × I.D.φ9(Female G3/8)

O.D.φ16 × I.D.φ12(Female G1/2)

Power supply [V]

Single phase 220

Single phase 220

Single phase 220 to 230

Motor [kW]

0.06

0.1

0.2

0.4

Full load current [A]

0.8

1.2 (50Hz) , 1.25 (60Hz)

2.4

2.3 (50Hz) 2.6 (220V) / 2.5(230V , 60Hz)

2.5 (220V) / 2.4(230V , 50Hz)

 2.7 (220V) / 2.6(230V , 50Hz)

Weight [kg]

7.2

10.3

19

26

Dimensions W x D x H [mm]

118 x 242 x 178

128 x 242 x 178

157 x 336.5 x 217

181 x 336.5 x 217

156 x 358 x 238

162 x 358 x 238

193.5 x 411 x 285

207 x 411 x 285

Applicable standard

CE , TUV Compatible models *1

CE,TUV,cTUVus Compatible models*1

Pumping Speed Curve

Dimension / Drawing