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RD302
● Strong rotary shaft.
→ Enables start-up and continuous operation in low vacuum.
● Optimal motor capacity can be selected to fit the specific load.
→ Less equipment cost, less operation cost.
● Wide range of pump speed lineup.
→ 90～12,000m3/h
● Work with various backing pumps.
→Roots＋oil-sealed rotary, liquid-ring
Application
● Semiconductor, Electronics Industry
● Nuclear Energy Development Research
● Science & Engineering
● Automobile, Machinery, Aircraft Industry
● Heavy Electrical Equipment
● Optical Industry
● Steel, metal industry
● Chemistry, Pharmaceutical industry
● Food Industry
● Metalworking Industry
● Energy connection
Specifications
| Inlet flange | 80A JISB2290VF |
|
| Nominal volume flow rate ※1 (m3/h) | 50Hz | 250 |
| 60Hz | 300 | |
| Allowable pressure difference (kPa) [When using a standard motor] |
50Hz | 9.3 |
| 60Hz | 8 | |
|
Base pressure (Pa) |
Back pump single-stage RP |
7×10-2 |
| Back pump 2-stage RP |
1.3×10-2 | |
| Volume flow rate of standard backing pump (m3/h) | 36～100 | |
| Rotation speed (r/min) | 50Hz | 3000 |
| 60Hz | 3600 | |
| Standard motor output (kW) | 1.5 | |
| Oil capacity (L) | 0.9 | |
| Cooling water consumption ※2 (m3/h) | Air cooling | |
| Weight (kg) | With totally enclosed fan cooling motor |
110 |
| Without motor | 80 | |
*1 : The effective volume flow rate varies according to the backing pump. For details, contact our sales representative.
*2 : Maximum cooling water temperature should be 30℃.
-Allowable ambient temperature: 10 to 40℃ during operation, -5 to +60℃ in storage.
-Drain water before storing to prevent freezing over.
Drawing of outside dimensions
