진공장비 제작 및 유지비용 절감에 기여합니다.
- 수명이 긴 베어링 메커니즘을 적용하여 유지보수 비용을 절감할 수 있습니다.
- 소형 보조펌프와 조합하여 사용할 수 있습니다.
- 모든 방향으로 장착이 가능합니다.
Turbo molecular pump model | TMP-B300 | ||
---|---|---|---|
Cooling method | Convection | Forced air by cooling fan | |
Ultimate pressure (note 2) | After baking | − (note 1) | 10 -8 Pa order (note 2) |
Non-baking | 10 -6 Pa order | 10 -6 Pa order | |
Pumping speed (note 3) | N 2 | 280 L/s | 280 L/s |
He | 270 L/s | 270 L/s | |
H 2 | 220 L/s | 220 L/s | |
Compression ratio | N 2 | > 1 x 10 9 | > 1 x 10 9 |
He | 7×10 6 | 7×10 6 | |
H 2 | 1×10 5 | 1×10 5 | |
Critical backing pressure | 1500 Pa | 1500 Pa | |
Maximum allowable continuous
backing pressure (note 4) |
N 2 | 100 Pa
(ambient < 35°C) |
1000 Pa
(ambient 25°C) 930 Pa (ambient 35°C) |
Maximum allowable gas throughput at
continuous pumping |
10 SCCM
(ambient 25°C) 4 SCCM (ambient 35°C) |
100 SCCM
(ambient 25°C) 40 SCCM (ambient 35°C) |
|
weight | VG, ISO | 6 kg | 6.3 kg |
ICF | 9 kg | 9.3 kg | |
Bearing type | Passive magnetic bearing and ceramic bearing | ||
Inlet flange
|
VG100, DN100CF, ISO100K | ||
Outlet port | KF16 | ||
Rated speed | 60000 rpm | ||
Stat-up time(up to 80 %) | 3.5 minutes | ||
Mounting direction | In any desired direction | ||
Noise [Shimadzu's method] (note 5) | ≤ 50 dBA | ||
Admissible ambient magnetic field | Radial direction | 3 mT | |
Axial direction | 15 mT | ||
Input electric power | Voltage | DC24 V ± 5 % | |
Maximum power | 180 W |
(Note 1) | Only pumps equipped with a CF flange and cooling fan can be baked. |
(Note 2) | When using a two-stage oil-sealed rotary pump as an auxiliary pump. |
(Note 3) | When no protective net is used. Pumping speed for N 2 is 260 L/s when a protective net is used. |
(Note 4) | Maximum allowable backing pressure for continuous running when gas throughput at inlet port is 0 mL/min |
(Note 5) | Measured for the ISO flange model. |