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Busch · DOLPHIN LA 0053–0143 A

DOLPHIN LA 0143 A

Data coverage & sourcesCompare this modelAsk about this model
Liquid RingOEM data13 values carry a verification flag
Busch DOLPHIN LA 0143 A

Image: Busch

Pumping speed
189 m³/h
Ultimate pressure
133 mbar
Motor power
5.59 kW
Noise level
72 dB(A)

Headline ratings converted to common units for comparison; the table below shows each figure exactly as published.

Technical data

Source: Busch product page · retrieved 2026-10-01
As publishedISO 50 HzISO 50 Hz; (ISO 3744), 1 m distance, at medium loadISO 50 Hz; approx.ISO 50 Hz; (L x W x H)ISO 60 HzISO 60 Hz; (ISO 3744), 1 m distance, at medium loadISO 60 Hz; approx.ISO 60 Hz; (L x W x H)US 60 HzUS 60 Hz; (ISO 3744), 1 m distance, at medium loadUS 60 Hz; approx.US 60 Hz; (L x W x H)
Nominal pumping speed
Pumping speed
140 m³/h m³/h
oem source
Source · 2026-10-01
190 m³/h m³/h
oem verified
Source · 2026-10-01
111.0 ACFM ACFM
oem verified
Source · 2026-10-01
Ultimate pressure
130 hPa (mbar) hPa (mbar)
oem verified
Source · 2026-10-01
130 hPa (mbar) hPa (mbar)
oem verified
Source · 2026-10-01
100 Torr Torr
oem source
Source · 2026-10-01
Max. overpressure
2 bar(g) bar(g)
oem source
Source · 2026-10-01
2 bar(g) bar(g)
oem source
Source · 2026-10-01
Nominal motor rating
Motor power
4 kW kW
oem verified
Source · 2026-10-01
5.5 kW kW
oem verified
Source · 2026-10-01
7.5 hp hp
oem verified
Source · 2026-10-01
Nominal motor speed
Speed
1450 min⁻¹ min⁻¹
oem source
Source · 2026-10-01
1750 min⁻¹ min⁻¹
oem verified
Source · 2026-10-01
1750 rpm rpm
oem source
Source · 2026-10-01
Sound pressure level (ISO 3744), 1 m distance, at medium load
Noise level
72 dB(A) dB(A)
oem source
Source · 2026-10-01
72 dB(A) dB(A)
oem source
Source · 2026-10-01
72 dB(A) dB(A)
oem source
Source · 2026-10-01
Weight approx.
Weight
57 kg kg
oem verified
Source · 2026-10-01
57 kg kg
oem verified
Source · 2026-10-01
115 Lbs. Lbs.
oem verified
Source · 2026-10-01
Dimensions (L x W x H)
Dimensions
479 x 250 x 320 mm mm
oem source
Source · 2026-10-01
654 x 250 x 320 mm mm
oem source
Source · 2026-10-01
18.9 x 9.8 x 12.6 inches inches
oem source
Source · 2026-10-01
Gas inlet
Inlet connection
DN 40 PN 10
oem source
Source · 2026-10-01
DN 40 PN 10
oem source
Source · 2026-10-01
1½" ½"
oem verified
Source · 2026-10-01
Gas outlet
Outlet connection
DN 40 PN 10
oem source
Source · 2026-10-01
DN 40 PN 10
oem source
Source · 2026-10-01
1½" ½"
oem verified
Source · 2026-10-01

Original extracted values are shown with their source and review status. Multiple values under the same condition remain separate for review.

Same family: DOLPHIN LA 0053 A, DOLPHIN LA 0103 A

Reviewed operating performance · 60 Hz

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