STPA2203C is a new turbomolecular pump designed for use in semiconductor applications. It has advanced rotor technology that gives class-leading performance for maximum process flexibility. A new half rack controller gives additional space savings and incorporates d.c. drive technology for battery-free operation.
| Technical data | |
| Inlet flange | ISO250F |
| Outlet port | KF40 |
| Purge port | KF10 |
| Water cooling fitting | PT1/4 |
| Pumping Speed | |
| N2 | 2200 ls-1 |
| H2 | 1700 ls-1 |
| Compression ratio | |
| N2 | >108 |
| H2 | >2.5 x 104 |
| Ultimate pressure | 10-6 Pa (10-8 Torr) |
| Maximum allowable backing pressure | 400 Pa (3 Torr) |
| Maximum Nitrogen throughput | 1500 sccm |
| Rated speed | 27000 rpm |
| Starting time | 7 min |
| Mounting position | Any |
| Water cooling flow | 2 lmin-1 |
| Water cooling temperature | 5-25 °C |
| Pressure | 0.3 MPa |
| Recommended purge gas flow | 20 sccm |
| Input voltage | 200 to 240 (± 10) V a.c. |
| Power consumption | 1.5 kVA |
| Pump weight | 61 kg |
| Controller weight | 12 kg |