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ROOTSâ„¢ 615 Universal RAI-Gâ„¢ Blower

Model: 615 URAI-G

The ROOTS™ 615 URAI-G gas blower is engineered for high-capacity industrial gas handling systems requiring dependable airflow, stable pressure control, and continuous-duty performance. Delivering airflow up to 1583 CFM with operating pressures to 7 PSI, vacuum capability to 12" Hg, and speeds to 2350 RPM, this heavy-duty rotary blower combines mechanical seals, precision-machined two-lobe impellers, ground steel shafts, and a rigid cast iron casing for reliable gas transfer performance. As part of the URAI-G Blowers Frames 32 thru 615 series, the blower features splash oil lubricated timing gears, synthetic grease drive-end lubrication, detachable steel mounting feet, and 1/8″ NPT purge ports for enhanced sealing efficiency and dependable operation up to 130°F.

Key Specifications
Max Flow
1583 CFM
Max Pressure
7 PSI
Max Vacuum
12" Hg
Maximum RPM
2350 RPM
Minimum RPM
636 RPM
Maximum Temperature
130ËšF
Manufacturer
Roots
IO&M Manuals
Literature

Technical Details

ROOTSâ„¢ 615 URAI-G Blower
Model: Roots Model 615 URAI-G
Flow Range: to 1583 CFM
Max Δ Pressure: 7 psi
Max Δ Vacuum: 12″ Hg
Max RPM: 2350
Min RPM: 636
Max ΔT: 130˚F
Connection Size: 6″ Flange
Shaft Diameter: 1.375″
Mechanical Seals: Yes
Purge Ports: 1/8″ NPT for buffer or seal gas
Leak Test: 15 psig static leak test
Drive End Lubrication: Synthetic Grease
Gear End Lubrication: Oil
Required Oil for Gear End Horizontal Unit: 52.1 ounces
Required Oil for Gear End Vertical Unit: 28.3 ounces
Unit Weight: 425 pounds (193.2 kg)

615 URAI-G Blower Design & Construction Features

Mechanical seals for dependable gas containment
Rigid one-piece cast iron casing
Splash oil lubricated spur timing gears
Oversized anti-friction bearings
Straight precision-machined two-lobe impellers
Ground steel shafts for improved durability
Cylindrical roller bearing for V-belt load resistance
Detachable steel mounting feet
Standard pipe size connections
1/8″ NPT purge ports for seal gas applications
Leak-tested construction for industrial gas handling systems