Equipment coverage/Busch DOLPHIN LR 0420 A

Data coverage & sources

The stored record for Busch DOLPHIN LR 0420 A: specifications, configurations, documents, sources, and gaps.

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One model, connected records

Busch → DOLPHIN LR 0420/0580 A → DOLPHIN LR 0420 A

Manufacturer model: DOLPHIN LR 0420 A · OEM article / order number: Not collected · Equipment type: vacuum pump

Technology: Liquid Ring

Related applications: Degassing, Drying, Process Vacuum
Related industries: Chemical, Food + Beverage, Mining, Oil + Gas, Pharmaceutical, Plastics, Power Generation, Pulp + Paper, Water + Wastewater

These are technology associations. Check the operating point and process requirements to establish suitability for this model.

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Specifications and evidence

29 stored observations · 14 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 · Needs review · 3 observations / 1 sources

As published	Normalized	Configuration / scope	Source / status
2250 – 3830 m³/h m³/h	2250 m3/h	50 Hz · range ISO 50 Hz unspecified	Source · OEM_VERIFIED not a model rating, different frequency Nominal pumping speed: 2250 – 3830 m³/h Retrieved 2026-10-01
2250 – 3830 m³/h m³/h	2250 m3/h	60 Hz · range ISO 60 Hz unspecified	Source · OEM_VERIFIED not a model rating Nominal pumping speed: 2250 – 3830 m³/h Retrieved 2026-10-01
1324 – 2254 ACFM ACFM	2249.489 m3/h	60 Hz · range US 60 Hz actual inlet	Source · OEM_VERIFIED not a model rating Nominal pumping speed: 1324 – 2254 ACFM Retrieved 2026-10-01

Ultimate pressure · Sourced · 3 observations / 1 sources

As published	Normalized	Configuration / scope	Source / status
33 hPa (mbar) hPa (mbar)	33 mbar	50 Hz · model ISO 50 Hz unspecified	Source · OEM_VERIFIED different frequency Ultimate pressure: 33 hPa (mbar) Retrieved 2026-10-01
33 hPa (mbar) hPa (mbar)	33 mbar	60 Hz · model ISO 60 Hz unspecified	Source · OEM_VERIFIED Ultimate pressure: 33 hPa (mbar) Retrieved 2026-10-01
25 Torr Torr	33.3305 mbar	60 Hz · model US 60 Hz unspecified	Source · OEM_SOURCE Ultimate pressure: 25 Torr Retrieved 2026-10-01

Motor power · Sourced · 3 observations / 1 sources

As published	Normalized	Configuration / scope	Source / status
55 / 75 / 110 / 132 kW / 75 / 110 / 132 kW	—	50 Hz · model ISO 50 Hz unspecified	Source · OEM_VERIFIED different frequency Nominal motor rating: 55 / 75 / 110 / 132 kW Retrieved 2026-10-01
55 / 75 / 110 / 132 kW / 75 / 110 / 132 kW	—	60 Hz · model ISO 60 Hz unspecified	Source · OEM_VERIFIED Nominal motor rating: 55 / 75 / 110 / 132 kW Retrieved 2026-10-01
75 – 175 hp hp	55.9275 kW	60 Hz · range US 60 Hz unspecified	Source · OEM_VERIFIED not a model rating Nominal motor rating: 75 – 175 hp Retrieved 2026-10-01

Speed · Needs review · 3 observations / 1 sources

As published	Normalized	Configuration / scope	Source / status
472 – 790 min⁻¹ min⁻¹	472 rpm	50 Hz · range ISO 50 Hz; of vacuum pump unspecified	Source · OEM_VERIFIED not a model rating, different frequency Rotational speed of vacuum pump: 472 – 790 min⁻¹ Retrieved 2026-10-01
472 – 790 min⁻¹ min⁻¹	472 rpm	60 Hz · range ISO 60 Hz; of vacuum pump unspecified	Source · OEM_VERIFIED not a model rating Rotational speed of vacuum pump: 472 – 790 min⁻¹ Retrieved 2026-10-01
500 – 790 rpm rpm	500 rpm	60 Hz · range US 60 Hz; of vacuum pump unspecified	Source · OEM_SOURCE not a model rating Rotational speed of vacuum pump: 500 – 790 rpm Retrieved 2026-10-01

Noise level · Sourced · 3 observations / 1 sources

As published	Normalized	Configuration / scope	Source / status
≤ 85 dB(A) dB(A)	85 dB(A)	50 Hz · model ISO 50 Hz; (ISO 3744), 1 m distance, at medium load unspecified	Source · OEM_SOURCE different frequency Sound pressure level (ISO 3744), 1 m distance, at medium load: ≤ 85 dB(A) Retrieved 2026-10-01
≤ 85 dB(A) dB(A)	85 dB(A)	60 Hz · model ISO 60 Hz; (ISO 3744), 1 m distance, at medium load unspecified	Source · OEM_SOURCE Sound pressure level (ISO 3744), 1 m distance, at medium load: ≤ 85 dB(A) Retrieved 2026-10-01
≤ 85 dB(A) dB(A)	85 dB(A)	60 Hz · model US 60 Hz; (ISO 3744), 1 m distance, at medium load unspecified	Source · OEM_SOURCE Sound pressure level (ISO 3744), 1 m distance, at medium load: ≤ 85 dB(A) Retrieved 2026-10-01

Weight · Sourced · 3 observations / 1 sources

As published	Normalized	Configuration / scope	Source / status
1572 kg kg	1572 kg	50 Hz · model ISO 50 Hz; approx. unspecified	Source · OEM_VERIFIED different frequency Weight approx.: 1572 kg Retrieved 2026-10-01
1572 kg kg	1572 kg	60 Hz · model ISO 60 Hz; approx. unspecified	Source · OEM_VERIFIED Weight approx.: 1572 kg Retrieved 2026-10-01
3465 Lbs. Lbs.	1571.696 kg	60 Hz · model US 60 Hz; approx. unspecified	Source · OEM_VERIFIED Weight approx.: 3465 Lbs. Retrieved 2026-10-01

Dimensions · Sourced · 3 observations / 1 sources

As published	Normalized	Configuration / scope	Source / status
1670 x 1030 x 1360 mm mm	—	50 Hz · model ISO 50 Hz; (L x W x H) unspecified	Source · OEM_SOURCE different frequency Dimensions (L x W x H): 1670 x 1030 x 1360 mm Retrieved 2026-10-01
1670 x 1030 x 1360 mm mm	—	60 Hz · model ISO 60 Hz; (L x W x H) unspecified	Source · OEM_SOURCE Dimensions (L x W x H): 1670 x 1030 x 1360 mm Retrieved 2026-10-01
65.7 x 40.6 x 53.5 inches inches	—	60 Hz · model US 60 Hz; (L x W x H) unspecified	Source · OEM_SOURCE Dimensions (L x W x H): 65.7 x 40.6 x 53.5 inches Retrieved 2026-10-01

Inlet connection · Sourced · 3 observations / 1 sources

As published	Normalized	Configuration / scope	Source / status
DN 200 PN 10	—	50 Hz · model ISO 50 Hz unspecified	Source · OEM_SOURCE different frequency Gas inlet: DN 200 PN 10 Retrieved 2026-10-01
DN 200 PN 10	—	60 Hz · model ISO 60 Hz unspecified	Source · OEM_SOURCE Gas inlet: DN 200 PN 10 Retrieved 2026-10-01
ANSI 150 8"/8"	—	60 Hz · model US 60 Hz unspecified	Source · OEM_SOURCE Gas inlet: ANSI 150 8"/8" Retrieved 2026-10-01

Outlet connection · Sourced · 3 observations / 1 sources

As published	Normalized	Configuration / scope	Source / status
DN 200 PN 10	—	50 Hz · model ISO 50 Hz unspecified	Source · OEM_SOURCE different frequency Gas outlet: DN 200 PN 10 Retrieved 2026-10-01
DN 200 PN 10	—	60 Hz · model ISO 60 Hz unspecified	Source · OEM_SOURCE Gas outlet: DN 200 PN 10 Retrieved 2026-10-01
ANSI 150 8"/8"	—	60 Hz · model US 60 Hz unspecified	Source · OEM_SOURCE Gas outlet: ANSI 150 8"/8" Retrieved 2026-10-01

Max. overpressure · Sourced · 2 observations / 1 sources

As published	Normalized	Configuration / scope	Source / status
0.2 bar(g) bar(g)	—	50 Hz · model ISO 50 Hz unspecified	Source · OEM_SOURCE different frequency Max. overpressure: 0.2 bar(g) Retrieved 2026-10-01
0.2 bar(g) bar(g)	—	60 Hz · model ISO 60 Hz unspecified	Source · OEM_SOURCE Max. overpressure: 0.2 bar(g) Retrieved 2026-10-01

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	Public sources
Specifications	2	Product leaflet DOLPHIN LR 0420_0580 A International EN datasheet · 2 pages Product leaflet DOLPHIN LR 0420_0580 A US datasheet · 2 pages
Performance curves / test data	0	Not collected
Operation / service manuals	2	Instruction manual DOLPHIN LR 0110-0580 A EN manual · 40 pages Instruction manual DOLPHIN LR 0110-0580 A EN manual · 40 pages
Parts documentation	0	Not collected
Drawings / dimensions	0	Not collected
Product / family literature	0	Not collected
Other / unclassified	0	Not collected