Blower Package for Wastewater Treatment in South America

Posted on June 7, 2023

This is our standard P2 pressure package featuring a Roots 56 URAI blower. It is on its way to South America where it will be used for wastewater treatment.

Roots Model 56 URAI Rotary Positive Displacement Blower
VersaBase 567 With Intergral Belt Guard and Brackets for Accessory Mounting
Motor, 20 HP, TEFC Premium Effciency, 1800 RPM, 1.15 Service Factor, 230/460 Volts, 3 Phase, 60 Hz
Motor Slide Base, Double- Adjusting
Drive, V-Belt, Minimum Service Factor of 1.4
Inlet Filter, 4″, Paper Element
Inlet Silencer, 4″ Chamber- Absorptive Type
Discharge Silencer, 3″ Chamber- Absorptive Type
Discharge Flexible Connector, Silicone Impregnated Fiberglass, 4″
Relief Valve, Pressure, Kunkle 337 – 2″, Set Point of 8 PSIG
Check Valve, TechnoCheck 5002 Class A, 3″
Gauge, Pressure, 2.5″, Liquid Filled With Stainless Steel Case, Snubber, and Gauge Cock
Mechanical Run at Test Load

Wastewater treatment aeration blower package

Wastewater treatment plant blower package

Application Conditions

Speed (RPM) 1,781 Speed (% of Maximum Allowable) 62%
Inlet Volume (AFCM\SCFM) 307 / 270
Site Elevation (Feet above SL) 1312
Shaft Power (SHP) 13.9
Barometric Pressure (PSIA) 14.00
Discharge Temperature (°F) 197
Relative Humidity (%) 80%
Differential Temperature (°F) 112

Inlet Temperature (°F) 85
Blower Discharge Volume (CFM) 239
Inlet Pressure Loss (PSI) 0.3
Estimated Noise Level (dBA @ 1 Meter) 89
Blower Inlet Pressure (PSIA) 13.7
Discharge Pressure Loss (PSI) 0.2
System Discharge Pressure (PSIG) 7.0
Differential Pressure Loss (PSI) 7.5

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