Data coverage & sources
The stored record for Roots DVJ 1431J: specifications, configurations, documents, sources, and gaps.
One model, connected records
Roots → Roots DVJ Whispair exhauster performance data → DVJ 1431J
Manufacturer model: DVJ 1431J · 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
11 stored observations · 10 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 · Not collected · 0 observations / 0 sources
No stored observation. A family brochure or a separate maximum rating does not fill this field.
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 · Sourced · 1 observations / 1 sources
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 22 "Hg | 22 inHg | Frequency not stated · model as printed: "Maximum vacuum limited to" unspecified | Source · OEM_SOURCEMaximum vacuum limited to 22” HgRetrieved 2026-10-20 |
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 |
|---|---|---|---|
| 6100 lbs | 2766.911 kg | Frequency not stated · model as printed: "Wgt." unspecified | Source · OEM_SOURCE16 FLG 6100Retrieved 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.
Max Free Air · Needs review · 1 observations / 1 sources · classification pending
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 11011 CFM | 18707.8 m3/h | Frequency not stated · model Conditions not stated unspecified | Source · OEM_SOURCEMax. free air: 11011Retrieved 2026-10-04 |
Brake power (vacuum service) · Sourced · 4 observations / 1 sources
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 389 BHP | 290.0773 kW | Frequency not stated · model 1300 RPM, 16”HgV vacuum unspecified | Source · OEM_SOURCEVacuum service brake horsepower: 389Retrieved 2026-10-04 |
| 479 BHP | 357.1903 kW | Frequency not stated · model 1300 RPM, 20”HgV vacuum unspecified | Source · OEM_SOURCEVacuum service brake horsepower: 479Retrieved 2026-10-04 |
| 258 BHP | 192.3906 kW | Frequency not stated · model 880 RPM, 16”HgV vacuum unspecified | Source · OEM_SOURCEVacuum service brake horsepower: 258Retrieved 2026-10-04 |
| 321 BHP | 239.3697 kW | Frequency not stated · model 880 RPM, 20”HgV vacuum unspecified | Source · OEM_SOURCEVacuum service brake horsepower: 321Retrieved 2026-10-04 |
Inlet flow (vacuum service) · Sourced · 4 observations / 1 sources
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 9414 CFM | 15994.48 m3/h | Frequency not stated · model 1300 RPM, 16”HgV vacuum unspecified | Source · OEM_SOURCEVacuum service inlet flow: 9414Retrieved 2026-10-04 |
| 8898 CFM | 15117.79 m3/h | Frequency not stated · model 1300 RPM, 20”HgV vacuum unspecified | Source · OEM_SOURCEVacuum service inlet flow: 8898Retrieved 2026-10-04 |
| 5857 CFM | 9951.102 m3/h | Frequency not stated · model 880 RPM, 16”HgV vacuum unspecified | Source · OEM_SOURCEVacuum service inlet flow: 5857Retrieved 2026-10-04 |
| 5341 CFM | 9074.412 m3/h | Frequency not stated · model 880 RPM, 20”HgV vacuum unspecified | Source · OEM_SOURCEVacuum service inlet flow: 5341Retrieved 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 |