Multistage centrifugal blower model 700

Construction materials

Bearing body: Cast Iron FGL 250
Head, sections: Cast Iron FGL 250
Cross Bar: 15/16” (24 mm) diameter cold-drawn A60 steel
Sealing gasket compound: RTV IS502 Silicone
Sealing (air): 2 graphite rings on each terminal
Sealing (gas): 4 carbon rings on each terminal with inert gas injection

Bearings: 6320 C3 ball bearing per AFBMA B10 standard
Shaft: Carbon Steel 42 Cr Mo 4 (available in stainless steel)
Turbines: Cast Aluminum Si 10 Mg
Motor pedestal: Stainless steel
Chassis installation: UPN plated carbon steel
Noise level: OSHA compliant (certified testing available)

Technical data

Number of stages: From 1 to 6 (casting)
Inlet connection: Flange 28″ (706 mm), PN 10 DN 700
Outlet connection: Flange 2.5” (65 mm), PN 10 DN 600
Operating Speed: 3570 direct transmission (60 Hz)
Lubrication: Oil at constant level
Turbine diameter: 36″ (915 mm)

Turbine tip speed: 562 f/s (172 m/s)
Critical Speed: 4588 rpm (6-stage)
Transmission: Direct or v-gear
Vibration Tolerance: 4.5 mils from peak to peak (4.5 mm/s)
Final Shaft: 3″ 3/4 (95 mm), Standard Final Drive

Dimensions

Blower 700.01 : 890 x 3556 x 4013 (mm) / 5800 Kg
Blower 700.02 : 1155 x 3937 x 4394 (mm) / 7200 Kg
Blower 700.03 : 1420 x 4724 x 5182 (mm) / 8600 Kg

Blower 700.04 : 1685 x 4724 x 5182 (mm) / 9900 Kg
Blower 700.05 : 1950 x 5461 x 5918 (mm) / 11300 Kg
Blower 700.06 : 2215 x 5461 x 5918 (mm) / 12600 Kg