Multistage centrifugal blower model 151
Material of construction
- Bearing housings : Cast iron FGL 250
- Head, Sections : Cast iron FGL 250
- Tie rods : 13/16” (20 mm) diameter cold drawn steel A60
- Joint sealing compound : RTV IS502 Silicone
- Seals (air) : Graphit rings each end
- Seals (gas) : Four carbon rings each end with inert gas injection
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- Bearings : Ball bearings 6313 C3 per AFBMA B10 STANDARD
- Shaft : Carbon steel C35 (stainless steel available)
- Impellers : Cast aluminium Al Si 10 Mg
- Baffle rings : Stainless steel
- Motor pedestal : UPN roll carbon steel.
- Base frame installation : Antivibrations pads
- Noise level : In compliance with OSHA standards when machine is fully, piped (certified tests available).
Technical data
- Number of stage :1 thru 7 (cast) - 1 thru 8 (fabricated)
- Inlet connection : 12" (305 mm) flange, PN 10 DN 300
- Outlet connection : 12” (305 mm) flange, PN 10 DN 200
- Operating speed : 3550 rpm in direct drive (60 Hz), 4400 with gear box or V-belt
- Lubrication : Oil type with constant level
- Impeller diameter : 25" (636 mm)
- Impeller tip speed : 390 f/s (119 m/s)
- First critical speed: 3816 rpm (7-stage) with cast impellers
- Drive : Direct drive or gear box or V-belts
- Vibration tolerance: 1.25 mils peak-to-peak (4,5 mm/s)
- Shaft end : 2" 3/8 (60 mm), inlet end drive standard
Blower size
- Blower 151.01 : 464 x 1524 x 1829 (mm) / 1000 Kg
- Blower 151.02 : 629 x 1829 x 2134 (mm) / 1330 Kg
- Blower 151.03 : 794 x 2134 x 2438 (mm) / 1650 Kg
- Blower 151.04 : 959 x 2286 x 2591 (mm) / 1950 Kg
- Blower 151.05 : 1124 x 2438 x 2743 (mm) / 2260 Kg
- Blower 151.06 : 1289 x 2591 x 2996 (mm) / 2560 Kg
- Blower 151.07 : 1454 x 2743 x 3048 (mm) / 2870 Kg
- Blower 151.08 : 1619 x 3048 x 3353 (mm) / 3200 Kg
