ROOTS™ 615 Universal RAI DSL

Model: 615 URAI DSL

The ROOTS™ 615 Universal RAI DSL rotary positive displacement blower is engineered for high-volume industrial airflow applications with capacities to 1583 CFM, operating pressures to 7 PSI, vacuum capability to 12" Hg, and maximum speeds of 2350 RPM. Featuring a rigid cast iron casing, 1.375″ ground steel shafts, precision-machined bi-lobe impellers, oversized anti-friction bearings, and dual splash oil lubrication, this heavy-duty blower provides stable thermal operation to 130°F, optimized lubricant distribution, and dependable continuous-duty performance under demanding industrial operating conditions. Performance ratings are based on inlet air at 14.7 psia, 68°F, and specific gravity of 1.0.

Key Specifications

Max Flow

1583 CFM

Max Pressure

7 PSI

Max Vacuum

12" Hg

Maximum RPM

2350 RPM

Minimum RPM

636 RPM

Maximum Temperature

130˚F

Manufacturer

Roots

IO&M Manuals

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Literature

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Technical Details

Universal RAI DSL Blower

ROOTS™ Model 615 URAI DSL

Model: Roots Model 615 URAI DSL

Flow Range: to 1583 CFM

Max Δ Pressure: 7 psi

Max Δ Vacuum: 12″ Hg

Max ΔT: 130˚F

Connection Size: 6″ Flange

Shaft Diameter: 1.375″

Drive End Lubrication: Oil

Gear End Lubrication: Oil

Required Oil Gear End Horizontal Unit: 52.1 ounces

Required Oil Drive End Horizontal Unit: 31 ounces

Required Oil Gear End Vertical Unit: 28.3 ounces

Required Oil Drive End Vertical Unit: 16 ounces

Unit Weight: 430 pounds (195.5 kg)

615 Universal RAI DSL Blower Design & Construction Features

Steel detachable mounting feet

Rigid one-piece cast iron casing

Splash oil lubricated spur timing gears

Splash oil lubricated drive end bearings

Oversized anti-friction bearings

Precision-machined bi-lobe impellers

Ground steel shafts

Cylindrical roller bearing for V-belt pull resistance

3/8″ oil level sight glasses

Standard pipe size connections

Accessories

Available accessories include driver packages, relief valves, inlet and discharge silencers, inlet filters, check valves, extended bases, V-belt drives, flexible couplings, and drive guards for customized installation requirements.

Warranty Information

ROOTS™ URAI DSL blowers are backed by a 2-year warranty with an additional 6 months covering shipping and construction where applicable. ROOTS synthetic oil is recommended to maximize lubricant life, thermal stability, and long-term blower reliability.