The 30B5M vapour booster pumps offer higher pumping speeds, of up to 15000 ls-1 at pressures intermediate between mechanical boosters and diffusion pumps.
Technical data | |
Pumping speed | |
air | 12500 ls-1 |
hydrogen | 15000 ls-1 |
Maximum throughput | 300 mbar ls-1 (225 Torr ls-1) |
Critical backing pressure | 5.3-6 mbar |
(with AP201 fluid) | 4-4.5 Torr |
Recommended backing pump displacement | 290 m3h-1 (171 ft3min-1) |
Recommended backing pump† | GXS450, E2M275 |
Recommended fluid | Apiezon® AP201 |
Fluid charge | 55 litre / 52 qt |
Inlet connection | 12 x 20.60 holes on 686.0 PCD |
Backing connection | 4 x 16.70 holes on 235.0 PCD |
Water connection | 1 inch BSP |
Minimum water flow inlet | 1950 l/h @ 25°C / 8,5 US gal min-1 @ 25°C |
Weight | 620 kg / 1367 lbs |
† These are given for guidance