Data coverage & sources
The stored record for ULVAC PMB300D: specifications, configurations, documents, sources, and gaps.
One model, connected records
ULVAC → ULVAC PMB Series → PMB300D
Manufacturer model: PMB300D · OEM article / order number: Not collected · Equipment type: booster
Technology: Roots / Booster
Related applications: Leak Testing, Process Vacuum
Related industries: Automotive, Chemical, Metalworking, Oil + Gas, Power Generation, Semiconductor
These are technology associations. Check the operating point and process requirements to establish suitability for this model.
Compare coverage across this familySpecifications and evidence
14 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.
Pumping speed · Sourced · 2 observations / 1 sources
Ultimate pressure · Sourced · 3 observations / 1 sources
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 4.0 10 -1 10 -1 Pa | — | Frequency not stated · series as printed: "Ultimate Pressure"; one cell shared by several models unspecified | Source · OEM_SOURCE4.0 10 -1Retrieved 2026-10-20 |
| 3.0 10 -3 10 -3 Torr | — | Frequency not stated · series as printed: "Ultimate Pressure"; one cell shared by several models unspecified | Source · OEM_SOURCE3.0 10 -3Retrieved 2026-10-20 |
| 4.0 10 -3 10 -3 mbar | — | Frequency not stated · series as printed: "Ultimate Pressure"; one cell shared by several models unspecified | Source · OEM_SOURCE4.0 10 -3Retrieved 2026-10-20 |
Motor power · Sourced · 1 observations / 1 sources
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 0.75 (2) (2) kW | — | Frequency not stated · model as printed: "kW (poles)"; 1.0 (2) HP unspecified | Source · OEM_SOURCE0.75 (2)Retrieved 2026-10-20 |
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 |
|---|---|---|---|
| 51 kg | 51 kg | Frequency not stated · model as printed: "Weight" unspecified | Source · OEM_SOURCE51 82 115Retrieved 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. vacuum · Conflicting values · 6 observations / 1 sources
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 25 Torr | 33.3305 mbar | 60 Hz · model as printed: "Maximum allowable differential pressure 60Hz" unspecified | Source · OEM_SOURCE25Retrieved 2026-10-20 |
| 4.0 10 3 10 3 Pa | — | 50 Hz · model as printed: "Maximum allowable differential pressure 50Hz" unspecified | Source · OEM_SOURCE different frequency 4.0 10 3Retrieved 2026-10-20 |
| 33 mbar | 33 mbar | 60 Hz · model as printed: "Maximum allowable differential pressure 60Hz" unspecified | Source · OEM_SOURCE33Retrieved 2026-10-20 |
| 40 mbar | 40 mbar | 50 Hz · model as printed: "Maximum allowable differential pressure 50Hz" unspecified | Source · OEM_SOURCE different frequency 40Retrieved 2026-10-20 |
| 3.3 10 3 10 3 Pa | — | 60 Hz · model as printed: "Maximum allowable differential pressure 60Hz" unspecified | Source · OEM_SOURCE3.3 10 3Retrieved 2026-10-20 |
| 30 Torr | 39.9966 mbar | 50 Hz · model as printed: "Maximum allowable differential pressure 50Hz" unspecified | Source · OEM_SOURCE different frequency 30Retrieved 2026-10-20 |
Oil capacity · Sourced · 1 observations / 1 sources
| As published | Normalized | Configuration / scope | Source / status |
|---|---|---|---|
| 0.7 L | 0.7 l | Frequency not stated · model Conditions not stated unspecified | Source · OEM_SOURCEOil quantity: 0.7Retrieved 2026-10-03 |
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 |