Data coverage & sources
The stored record for Roots Universal RAI-G 33U: specifications, configurations, documents, sources, and gaps.
One model, connected records
Roots → Roots Universal RAI-G performance data → Universal RAI-G 33U
Manufacturer model: Universal RAI-G 33U · OEM article / order number: Not collected · Equipment type: blower
Technology: Blowers
Related applications: Aeration, Pneumatic Conveying, Pressure Conveying
Related industries: Mining, Pulp + Paper, Water + Wastewater
These are technology associations. Check the operating point and process requirements to establish suitability for this model.
Compare coverage across this familySpecifications and evidence
60 stored observations · 60 pass the source policy at 60 Hz. Individual ratings do not establish flow at a requested pressure.
The collection checklist follows the equipment type. Additional attributes are retained. “Not collected” means the database has no observation for that field.
Blower flow · Sourced · 22 observations / 1 sources
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 174 CFM | 295.6277 m3/h | Frequency not stated · model 3550 RPM, 4 PSI unspecified | Source · OEM_SOURCEFlow: 174Retrieved 2026-10-04 |
| 169 CFM | 287.1327 m3/h | Frequency not stated · model 3550 RPM, 5 PSI unspecified | Source · OEM_SOURCEFlow: 169Retrieved 2026-10-04 |
| 165 CFM | 280.3366 m3/h | Frequency not stated · model 3550 RPM, 6 PSI unspecified | Source · OEM_SOURCEFlow: 165Retrieved 2026-10-04 |
| 160 CFM | 271.8416 m3/h | Frequency not stated · model 3550 RPM, 7 PSI unspecified | Source · OEM_SOURCEFlow: 160Retrieved 2026-10-04 |
| 152 CFM | 258.2495 m3/h | Frequency not stated · model 3550 RPM, 9 PSI unspecified | Source · OEM_SOURCEFlow: 152Retrieved 2026-10-04 |
| 149 CFM | 253.1525 m3/h | Frequency not stated · model 3550 RPM, 10 PSI unspecified | Source · OEM_SOURCEFlow: 149Retrieved 2026-10-04 |
| 142 CFM | 241.2594 m3/h | Frequency not stated · model 3550 RPM, 12 PSI unspecified | Source · OEM_SOURCEFlow: 142Retrieved 2026-10-04 |
| 138 CFM | 234.4634 m3/h | Frequency not stated · model 2950 RPM, 4 PSI unspecified | Source · OEM_SOURCEFlow: 138Retrieved 2026-10-04 |
| 132 CFM | 224.2693 m3/h | Frequency not stated · model 2950 RPM, 5 PSI unspecified | Source · OEM_SOURCEFlow: 132Retrieved 2026-10-04 |
| 128 CFM | 217.4733 m3/h | Frequency not stated · model 2950 RPM, 6 PSI unspecified | Source · OEM_SOURCEFlow: 128Retrieved 2026-10-04 |
| 123 CFM | 208.9782 m3/h | Frequency not stated · model 2950 RPM, 7 PSI unspecified | Source · OEM_SOURCEFlow: 123Retrieved 2026-10-04 |
| 119 CFM | 202.1822 m3/h | Frequency not stated · model 2950 RPM, 8 PSI unspecified | Source · OEM_SOURCEFlow: 119Retrieved 2026-10-04 |
| 115 CFM | 195.3861 m3/h | Frequency not stated · model 2950 RPM, 9 PSI unspecified | Source · OEM_SOURCEFlow: 115Retrieved 2026-10-04 |
| 112 CFM | 190.2891 m3/h | Frequency not stated · model 2950 RPM, 10 PSI unspecified | Source · OEM_SOURCEFlow: 112Retrieved 2026-10-04 |
| 105 CFM | 178.3961 m3/h | Frequency not stated · model 2950 RPM, 12 PSI unspecified | Source · OEM_SOURCEFlow: 105Retrieved 2026-10-04 |
| 64 CFM | 108.7366 m3/h | Frequency not stated · model 1750 RPM, 4 PSI unspecified | Source · OEM_SOURCEFlow: 64Retrieved 2026-10-04 |
| 58 CFM | 98.5426 m3/h | Frequency not stated · model 1750 RPM, 5 PSI unspecified | Source · OEM_SOURCEFlow: 58Retrieved 2026-10-04 |
| 54 CFM | 91.7465 m3/h | Frequency not stated · model 1750 RPM, 6 PSI unspecified | Source · OEM_SOURCEFlow: 54Retrieved 2026-10-04 |
| 49 CFM | 83.2515 m3/h | Frequency not stated · model 1750 RPM, 7 PSI unspecified | Source · OEM_SOURCEFlow: 49Retrieved 2026-10-04 |
| 45 CFM | 76.4555 m3/h | Frequency not stated · model 1750 RPM, 8 PSI unspecified | Source · OEM_SOURCEFlow: 45Retrieved 2026-10-04 |
| 41 CFM | 69.6594 m3/h | Frequency not stated · model 1750 RPM, 9 PSI unspecified | Source · OEM_SOURCEFlow: 41Retrieved 2026-10-04 |
| 38 CFM | 64.5624 m3/h | Frequency not stated · model 1750 RPM, 10 PSI unspecified | Source · OEM_SOURCEFlow: 38Retrieved 2026-10-04 |
Max. pressure · Not collected · 0 observations / 0 sources
No stored observation. A family brochure or a separate maximum rating does not fill this field.
Max. vacuum · Not collected · 0 observations / 0 sources
No stored observation. A family brochure or a separate maximum rating does not fill this field.
Motor power · Not collected · 0 observations / 0 sources
No stored observation. A family brochure or a separate maximum rating does not fill this field.
Speed · Not collected · 0 observations / 0 sources
No stored observation. A family brochure or a separate maximum rating does not fill this field.
Noise level · Not collected · 0 observations / 0 sources
No stored observation. A family brochure or a separate maximum rating does not fill this field.
Weight · Sourced · 1 observations / 1 sources
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 74 | — | Frequency not stated · model as printed: "Wgt." unspecified | Source · OEM_SOURCE2.0 NPT 1.75 74Retrieved 2026-10-20 |
Dimensions · Not collected · 0 observations / 0 sources
No stored observation. A family brochure or a separate maximum rating does not fill this field.
Inlet connection · Not collected · 0 observations / 0 sources
No stored observation. A family brochure or a separate maximum rating does not fill this field.
Outlet connection · Not collected · 0 observations / 0 sources
No stored observation. A family brochure or a separate maximum rating does not fill this field.
Power consumption · Sourced · 23 observations / 1 sources
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 4.1 BHP | 3.0574 kW | Frequency not stated · model 3550 RPM, 4 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 4.1Retrieved 2026-10-04 |
| 5 BHP | 3.7285 kW | Frequency not stated · model 3550 RPM, 5 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 5Retrieved 2026-10-04 |
| 6 BHP | 4.4742 kW | Frequency not stated · model 3550 RPM, 6 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 6Retrieved 2026-10-04 |
| 6.9 BHP | 5.1453 kW | Frequency not stated · model 3550 RPM, 7 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 6.9Retrieved 2026-10-04 |
| 7.9 BHP | 5.891 kW | Frequency not stated · model 3550 RPM, 8 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 7.9Retrieved 2026-10-04 |
| 8.8 BHP | 6.5622 kW | Frequency not stated · model 3550 RPM, 9 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 8.8Retrieved 2026-10-04 |
| 9.8 BHP | 7.3079 kW | Frequency not stated · model 3550 RPM, 10 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 9.8Retrieved 2026-10-04 |
| 11.7 BHP | 8.7247 kW | Frequency not stated · model 3550 RPM, 12 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 11.7Retrieved 2026-10-04 |
| 3.3 BHP | 2.4608 kW | Frequency not stated · model 2950 RPM, 4 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 3.3Retrieved 2026-10-04 |
| 4.1 BHP | 3.0574 kW | Frequency not stated · model 2950 RPM, 5 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 4.1Retrieved 2026-10-04 |
| 4.9 BHP | 3.6539 kW | Frequency not stated · model 2950 RPM, 6 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 4.9Retrieved 2026-10-04 |
| 5.7 BHP | 4.2505 kW | Frequency not stated · model 2950 RPM, 7 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 5.7Retrieved 2026-10-04 |
| 6.5 BHP | 4.8471 kW | Frequency not stated · model 2950 RPM, 8 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 6.5Retrieved 2026-10-04 |
| 7.3 BHP | 5.4436 kW | Frequency not stated · model 2950 RPM, 9 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 7.3Retrieved 2026-10-04 |
| 8.1 BHP | 6.0402 kW | Frequency not stated · model 2950 RPM, 10 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 8.1Retrieved 2026-10-04 |
| 9.7 BHP | 7.2333 kW | Frequency not stated · model 2950 RPM, 12 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 9.7Retrieved 2026-10-04 |
| 1.9 BHP | 1.4168 kW | Frequency not stated · model 1750 RPM, 4 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 1.9Retrieved 2026-10-04 |
| 2.4 BHP | 1.7897 kW | Frequency not stated · model 1750 RPM, 5 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 2.4Retrieved 2026-10-04 |
| 2.9 BHP | 2.1625 kW | Frequency not stated · model 1750 RPM, 6 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 2.9Retrieved 2026-10-04 |
| 3.3 BHP | 2.4608 kW | Frequency not stated · model 1750 RPM, 7 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 3.3Retrieved 2026-10-04 |
| 3.8 BHP | 2.8337 kW | Frequency not stated · model 1750 RPM, 8 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 3.8Retrieved 2026-10-04 |
| 4.3 BHP | 3.2065 kW | Frequency not stated · model 1750 RPM, 9 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 4.3Retrieved 2026-10-04 |
| 4.7 BHP | 3.5048 kW | Frequency not stated · model 1750 RPM, 10 PSI unspecified | Source · OEM_SOURCEBrake horsepower: 4.7Retrieved 2026-10-04 |
Reference working pressure · Sourced · 8 observations / 1 sources
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 9 psi | 620.5284 mbar | Frequency not stated · model the pressure "Flow" is stated at (3550 RPM, 9 PSI) unspecified | Source · OEM_SOURCEFlow: 152Retrieved 2026-10-20 |
| 6 psi | 413.6856 mbar | Frequency not stated · model the pressure "Flow" is stated at (3550 RPM, 6 PSI) unspecified | Source · OEM_SOURCEFlow: 165Retrieved 2026-10-20 |
| 4 psi | 275.7904 mbar | Frequency not stated · model the pressure "Flow" is stated at (3550 RPM, 4 PSI) unspecified | Source · OEM_SOURCEFlow: 174Retrieved 2026-10-20 |
| 10 psi | 689.476 mbar | Frequency not stated · model the pressure "Flow" is stated at (3550 RPM, 10 PSI) unspecified | Source · OEM_SOURCEFlow: 149Retrieved 2026-10-20 |
| 12 psi | 827.3712 mbar | Frequency not stated · model the pressure "Flow" is stated at (3550 RPM, 12 PSI) unspecified | Source · OEM_SOURCEFlow: 142Retrieved 2026-10-20 |
| 7 psi | 482.6332 mbar | Frequency not stated · model the pressure "Flow" is stated at (3550 RPM, 7 PSI) unspecified | Source · OEM_SOURCEFlow: 160Retrieved 2026-10-20 |
| 5 psi | 344.738 mbar | Frequency not stated · model the pressure "Flow" is stated at (3550 RPM, 5 PSI) unspecified | Source · OEM_SOURCEFlow: 169Retrieved 2026-10-20 |
| 8 psi | 551.5808 mbar | Frequency not stated · model the pressure "Flow" is stated at (2950 RPM, 8 PSI) unspecified | Source · OEM_SOURCEFlow: 119Retrieved 2026-10-20 |
Brake power (vacuum service) · Sourced · 3 observations / 1 sources
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 7.2 BHP | 5.369 kW | Frequency not stated · model 3550 RPM, 15" HgV vacuum unspecified | Source · OEM_SOURCEVacuum service brake horsepower: 7.2Retrieved 2026-10-04 |
| 5.9 BHP | 4.3996 kW | Frequency not stated · model 2950 RPM, 15" HgV vacuum unspecified | Source · OEM_SOURCEVacuum service brake horsepower: 5.9Retrieved 2026-10-04 |
| 2.8 BHP | 2.088 kW | Frequency not stated · model 1750 RPM, 12" HgV vacuum unspecified | Source · OEM_SOURCEVacuum service brake horsepower: 2.8Retrieved 2026-10-04 |
Inlet flow (vacuum service) · Sourced · 3 observations / 1 sources
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 134 CFM | 227.6673 m3/h | Frequency not stated · model 3550 RPM, 15" HgV vacuum unspecified | Source · OEM_SOURCEVacuum service inlet flow: 134Retrieved 2026-10-04 |
| 97 CFM | 164.804 m3/h | Frequency not stated · model 2950 RPM, 15" HgV vacuum unspecified | Source · OEM_SOURCEVacuum service inlet flow: 97Retrieved 2026-10-04 |
| 39 CFM | 66.2614 m3/h | Frequency not stated · model 1750 RPM, 12" HgV vacuum unspecified | Source · OEM_SOURCEVacuum service inlet flow: 39Retrieved 2026-10-04 |
Operating-performance coverage
Each row keeps its own configuration and relationship. Pending points are stored for review and excluded from shopper comparisons.
No versioned performance dataset has been collected for this model. Stored legacy points: 0; each retains its existing evidence status.
Document coverage
Categories follow recorded document types and linked extracted data. One document can appear in several categories. Family documents remain shared references; extraction does not imply approval.
| Category | Model links | Family links | Public sources |
|---|---|---|---|
| Specifications | 1 | 0 | |
| Performance curves / test data | 0 | 0 | Not collected |
| Operation / service manuals | 0 | 0 | Not collected |
| Parts documentation | 0 | 0 | Not collected |
| Drawings / dimensions | 0 | 0 | Not collected |
| Product / family literature | 0 | 0 | Not collected |
| Other / unclassified | 0 | 0 | Not collected |