Number of stages:
Compact design, low noise level, ease of oil check and refill and simplified maintenance operation, are the main features of this series.
The damping and recovery system, equipped with a by-pass, together with the new float type oil recovery valve, ensures the absence of oil vapours at the outlet.
Moreover, a sealing device prevents the oil from being sucked back should the pump stops under vacuum.
The motor-pump connection is via a flexible drive coupling.
The standard version is suitable for continuous operation within a pressure range from 400 to 0,1 mbar (Abs.).
Standard equipment includes:
Exhaust mist eliminator
Gas Ballast with cut-off valve
Oil check valve
Pack of BV100 oil