Diaphragm Type Dry Vacuum Pump
Standerd Type (Single Stage)
Model: DA-81S
ULVAC
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Built-in type / Single-stage / with cord, and switch / with thermal protector/Unloader valve option
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.
- Safety design with lock protection and over current protection function。
- Operation is possible from atmospheric pressure.
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 | 75 | 85 |
| Ultimate pressure※1 | Pa (kPa) | 13.3×103 （-88.0） | |
| Motor | Single phase, 100V, 100W, 4 P,Capacitor run | ||
| Full load current | A | 2.5 | 2.7 |
| Weight | kg | 10.3 | |
| Inlet,outlet pipe diameter（Female） | mm | O.D.Φ12×I.D.Φ8 (G 1/4) | |
| Ambient temperature | ℃ | 0～40 | |
| External dimensions | mm | 181(W)×336.5(L)×217(H) | |
| External dimensions（Bulit-in-type） | mm | 153(W)×288(L)×202(H) | |
※1：The gauge pressure display is shown in () of Ultimate pressure.
Corresponding certificate／Voltage
| Model | Applicable standard | ＣＥ Declartion of confirmity |
1Φ 100V |
1Φ 115V |
1Φ 200V |
1Φ 220V |
| DA-81S | － | － | ● | － | ○ | ○ |
| DA-81SK※ | － | － | ● | － | ○ | ○ |
✓：Standard , ○：Option, －：Not Applicable
※Bulit-in-type only
※Bulit-in-type only
Caution
|
１
|
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. |
|
２
|
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
DA-81S
DA-81SK
Pumping Speed Curves
