Connection Of The Fore-Vacuum Pump - Agilent Technologies Turbo-V 903 Notice De Mode D'emploi

18 Technical Information

Connection of the Fore-Vacuum Pump

Connection of the Fore-Vacuum Pump

A flange KF 25 NW is available to connect the TV 903 Pumping System to the
fore-vacuum pump. A hose or vacuum approved pipe can be used. If a rigid
pipe is used, any vibration generated by the mechanical pump must be
eliminated through the use of bellows.
The TV 903 Pumping System is characterized by its high compression ratio also
NOTE
for oil vapors. When using a mechanical oil-sealed pump, it is advisable to
install a suitable trap between the turbopump and the fore-vacuum pump in
order to prevent oil backstreaming.
296/306 Turbo-V 903 Pumping System User Manual / 87-901-016-01 (A)