Equipment coverage/Busch DOLPHIN LB 0857 A

Data coverage & sources

The stored record for Busch DOLPHIN LB 0857 A: specifications, configurations, documents, sources, and gaps.

50 Hz 60 Hz Model and comparison options

One model, connected records

Busch → DOLPHIN LB 0857–1757 A → DOLPHIN LB 0857 A

Manufacturer model: DOLPHIN LB 0857 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.

Compare coverage across this family

Specifications and evidence

30 stored observations · 20 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 · 3 observations / 1 sources

As published	Normalized	Configuration / scope	Source / status
850 m³/h m³/h	850 m3/h	50 Hz · model ISO 50 Hz unspecified	Source · OEM_SOURCE different frequency Nominal pumping speed: 850 m³/h Retrieved 2026-10-01
1000 m³/h m³/h	1000 m3/h	60 Hz · model ISO 60 Hz unspecified	Source · OEM_VERIFIED Nominal pumping speed: 1000 m³/h Retrieved 2026-10-01
588.5 ACFM ACFM	999.8674 m3/h	60 Hz · model US 60 Hz actual inlet	Source · OEM_VERIFIED Nominal pumping speed: 588.5 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
30 kW kW	30 kW	50 Hz · model ISO 50 Hz unspecified	Source · OEM_SOURCE different frequency Nominal motor rating: 30 kW Retrieved 2026-10-01
37 kW kW	37 kW	60 Hz · model ISO 60 Hz unspecified	Source · OEM_VERIFIED Nominal motor rating: 37 kW Retrieved 2026-10-01
60.0 hp hp	44.742 kW	60 Hz · model US 60 Hz unspecified	Source · OEM_VERIFIED Nominal motor rating: 60.0 hp Retrieved 2026-10-01

Speed · Sourced · 3 observations / 1 sources

As published	Normalized	Configuration / scope	Source / status
960 min⁻¹ min⁻¹	960 rpm	50 Hz · model ISO 50 Hz unspecified	Source · OEM_SOURCE different frequency Nominal motor speed: 960 min⁻¹ Retrieved 2026-10-01
1150 min⁻¹ min⁻¹	1150 rpm	60 Hz · model ISO 60 Hz unspecified	Source · OEM_VERIFIED Nominal motor speed: 1150 min⁻¹ Retrieved 2026-10-01
1150 rpm rpm	1150 rpm	60 Hz · model US 60 Hz unspecified	Source · OEM_SOURCE Nominal motor speed: 1150 rpm Retrieved 2026-10-01

Noise level · Sourced · 3 observations / 1 sources

As published	Normalized	Configuration / scope	Source / status
76 dB(A) dB(A)	76 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: 76 dB(A) Retrieved 2026-10-01
77 dB(A) dB(A)	77 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: 77 dB(A) Retrieved 2026-10-01
77 dB(A) dB(A)	77 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: 77 dB(A) Retrieved 2026-10-01

Weight · Sourced · 3 observations / 1 sources

As published	Normalized	Configuration / scope	Source / status
510 kg kg	510 kg	50 Hz · model ISO 50 Hz; approx. unspecified	Source · OEM_VERIFIED different frequency Weight approx.: 510 kg Retrieved 2026-10-01
510 kg kg	510 kg	60 Hz · model ISO 60 Hz; approx. unspecified	Source · OEM_VERIFIED Weight approx.: 510 kg Retrieved 2026-10-01
1124 Lbs. Lbs.	509.8374 kg	60 Hz · model US 60 Hz; approx. unspecified	Source · OEM_VERIFIED Weight approx.: 1124 Lbs. Retrieved 2026-10-01

Dimensions · Sourced · 3 observations / 1 sources

As published	Normalized	Configuration / scope	Source / status
1096 x 610 x 750 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): 1096 x 610 x 750 mm Retrieved 2026-10-01
1282 x 610 x 750 mm mm	—	60 Hz · model ISO 60 Hz; (L x W x H) unspecified	Source · OEM_SOURCE Dimensions (L x W x H): 1282 x 610 x 750 mm Retrieved 2026-10-01
50.5 x 24.0 x 29.5 inches inches	—	60 Hz · model US 60 Hz; (L x W x H) unspecified	Source · OEM_SOURCE Dimensions (L x W x H): 50.5 x 24.0 x 29.5 inches Retrieved 2026-10-01

Inlet connection · Sourced · 3 observations / 1 sources

As published	Normalized	Configuration / scope	Source / status
DN 100 PN 10	—	50 Hz · model ISO 50 Hz unspecified	Source · OEM_SOURCE different frequency Gas inlet: DN 100 PN 10 Retrieved 2026-10-01
DN 100 PN 10	—	60 Hz · model ISO 60 Hz unspecified	Source · OEM_SOURCE Gas inlet: DN 100 PN 10 Retrieved 2026-10-01
4" ANSI " ANSI	—	60 Hz · model US 60 Hz unspecified	Source · OEM_VERIFIED Gas inlet: 4" ANSI Retrieved 2026-10-01

Outlet connection · Sourced · 3 observations / 1 sources

As published	Normalized	Configuration / scope	Source / status
DN 100 PN 10	—	50 Hz · model ISO 50 Hz unspecified	Source · OEM_SOURCE different frequency Gas outlet: DN 100 PN 10 Retrieved 2026-10-01
DN 100 PN 10	—	60 Hz · model ISO 60 Hz unspecified	Source · OEM_SOURCE Gas outlet: DN 100 PN 10 Retrieved 2026-10-01
4" ANSI " ANSI	—	60 Hz · model US 60 Hz unspecified	Source · OEM_VERIFIED Gas outlet: 4" ANSI Retrieved 2026-10-01

Max. overpressure · Sourced · 3 observations / 1 sources

As published	Normalized	Configuration / scope	Source / status
2 bar(g) bar(g)	—	50 Hz · model ISO 50 Hz unspecified	Source · OEM_VERIFIED different frequency Max. overpressure: 2 bar(g) Retrieved 2026-10-01
2 bar(g) bar(g)	—	60 Hz · model ISO 60 Hz unspecified	Source · OEM_VERIFIED Max. overpressure: 2 bar(g) Retrieved 2026-10-01
29.0 PSIG PSIG	29 psig	60 Hz · model US 60 Hz unspecified	Source · OEM_VERIFIED Max. overpressure: 29.0 PSIG 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 LB 0857-1757 A International EN datasheet · 2 pages Product leaflet DOLPHIN LB 0857-1757 A US datasheet · 2 pages
Performance curves / test data	0	Not collected
Operation / service manuals	1	Instruction manual DOLPHIN LA 0053-1111 A, LB 0063-1011 A EN manual · 28 pages
Parts documentation	0	Not collected
Drawings / dimensions	0	Not collected
Product / family literature	0	Not collected
Other / unclassified	0	Not collected