ROOTSâ„¢ 33 Universal RAI-J DSL Blower
Model: 33 URAI-J DSL
The ROOTS™ 33 Universal RAI-J™ DSL blower is engineered for quieter continuous-duty industrial airflow applications with capacities up to 195 CFM, operating pressures to 10 PSI, vacuum capability to 15″ Hg, and speeds to 3600 RPM. Designed within the URAI-J™ DSL Frames 33J through 33J series, this heavy-duty rotary positive blower features dual splash lubrication on both gear and drive ends, precision involute impellers, alloy steel timing gears, oversized anti-friction bearings, and ROOTS’ exclusive figure-eight gearbox design for reduced vibration, lower pulsation, quieter operation, and extended bearing life.
Technical Details
ROOTSâ„¢ 33 Universal RAI-J DSL
Model: Roots Model 33 URAI-J-DSL
Flow Range: to 195 CFM
Max Δ Pressure: 10 psi
Max Δ Vacuum: 15″ Hg
Maximum RPM: 3600
Minimum RPM: 1090
Max ΔT: 225˚F
Connection Size: 2″ FPT
Shaft Diameter: 0.75″
Drive End Lubrication: Oil
Gear End Lubrication: Oil
Required Oil Gear End Horizontal Unit: 10.5 ounces
Required Oil Drive End Horizontal Unit: 6.5 ounces
Required Oil Gear End Vertical Unit: 8.5 ounces
Required Oil Drive End Vertical Unit: 4.0 ounces
Unit Weight: 87 pounds (39.5 kg)
33 URAI-J DSL Blower Design & Construction Features
Lower air pulsation
Longer bearing life
Lower vibration
Lower operational noise
Rigid cast iron casing with computer-designed relief for noise suppression
Dual splash lubrication on gear and drive ends
Precision cast iron involute impellers
Carburized and ground alloy steel spur timing gears
Oversized anti-friction bearings
Cylindrical roller bearing for V-belt load resistance
Rugged detachable steel mounting feet
ROOTS exclusive figure-eight gearbox design
3/8″ oil level sight glasses for lubrication monitoring