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Silent Flow Plus blower packages


  • Acoustic enclosure with flame-retardant lining withstanding harsh weather conditions and ensure a long life. Forced ventilation by a motorized fan.
  • All packages assembled on a palletisable base with an earth connection. Pressure gauge on discharge and an inlet filter restriction indicator are standard.
  • Belt tensioning system to allow automatic adjustment of the motor position to save maintenance time on the delicate Belt/ Pulley adjustment. Suitable for various design and weights of motor (iron and light alloy housings, NEMA standards, etc).
  • Inlet filter-silencer to limit noise lever and to protect blowers against premature wear and tear. It also diminishes pulsations.
  • Anti-vibration base to reduce dynamic forces, it supports the blower motor assembly, and inlet filter silencer.
  • Discharge Assembly: pipe with a factory fitted & calibrated safety valve, isolated pressure gauge, non-return valve and a flexible connector.
  • High-pressure blower packages with an oil change system consisting of two check valves with internal pistons and safety caps (one per housing).
  • Optional starting valve to prevent overcharging your power network when starting the motor. It is often necessary for star/delta starting.
  • Other options: Discharge pressure switch - Vacuum switch - Filter differential switch - Anti Condensation heaters - Motor PTC Thermistors


Medium pressure Silent Flow Plus blower packages
Silent Flow Plus model M00/0.5 M00/1.5 M0/1.5 M0/3.5 M0/5.5 M0/5.5
Max. flow [m3/h]
at 800 bar eff.
100 300 325 600 650 900
Max. differential
pressure [mbar]
700 700 700 620 620 550
Bareshaft blower
model used
S2H22 S2H32 S2H32 S2H42 S2H52 S2H52



Silent Flow Plus model H00/1 H0/2 H0/3 H1/4 H1/6 H2/6 H2/11 H2/17 H3/22 H3/25 H3/42 H4/45 H4/70 H5/90
Max. flow [m3/h]
at 800 bar eff.
300 460 650 830 1000 1250 2300" 2500 4050* 3700 4200 6000 6400 7900
Max. differential
pressure [mbar]
1000 1000 1100 1000 1100 1100 1000 1000 800 1100 930 1000 900 900
Bareshaft blower
model used
SN801 SN802 SN803 SN804 SN806 SN806 SN811 SN817 SN822 SN825 SN842 SN855 SN870 SN890