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Busch · DOLPHIN LR 0110/0140 A

DOLPHIN LR 0140 A

Data coverage & sourcesCompare this modelAsk about this model
Liquid RingOEM data11 values carry a verification flag
Busch DOLPHIN LR 0140 A

Image: Busch

Ultimate pressure
33.3 mbar
Noise level
80 dB(A)
Weight
511 kg

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; of vacuum pumpISO 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; of vacuum pumpISO 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; of vacuum pumpUS 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
840 – 1430 m³/h m³/hR
Needs review · excluded from comparison
Source · 2026-10-01
840 – 1430 m³/h m³/hR
Needs review · excluded from comparison
Source · 2026-10-01
494 – 842 ACFM ACFMR
Needs review · excluded from comparison
Source · 2026-10-01
Ultimate pressure
33 hPa (mbar) hPa (mbar)
oem verified
Source · 2026-10-01
33 hPa (mbar) hPa (mbar)
oem verified
Source · 2026-10-01
25 Torr Torr
oem source
Source · 2026-10-01
Max. overpressure
0.2 bar(g) bar(g)
oem source
Source · 2026-10-01
0.2 bar(g) bar(g)
oem source
Source · 2026-10-01
Nominal motor rating
Motor power
30 / 37 / 45 / 55 kW / 37 / 45 / 55 kW
oem source
Source · 2026-10-01
30 / 37 / 45 / 55 kW / 37 / 45 / 55 kW
oem source
Source · 2026-10-01
40 – 75 hp hpR
Needs review · excluded from comparison
Source · 2026-10-01
Rotational speed of vacuum pump
Speed
790 – 1450 min⁻¹ min⁻¹R
Needs review · excluded from comparison
Source · 2026-10-01
790 – 1450 min⁻¹ min⁻¹R
Needs review · excluded from comparison
Source · 2026-10-01
790 – 1450 rpm rpmR
Needs review · excluded from comparison
Source · 2026-10-01
Sound pressure level (ISO 3744), 1 m distance, at medium load
Noise level
≤ 80 dB(A) dB(A)
oem source
Source · 2026-10-01
≤ 80 dB(A) dB(A)
oem source
Source · 2026-10-01
≤ 80 dB(A) dB(A)
oem source
Source · 2026-10-01
Weight approx.
Weight
511 kg kg
oem verified
Source · 2026-10-01
511 kg kg
oem verified
Source · 2026-10-01
1126 Lbs. Lbs.
oem verified
Source · 2026-10-01
Dimensions (L x W x H)
Dimensions
1095 x 700 x 985 mm mm
oem source
Source · 2026-10-01
1095 x 700 x 985 mm mm
oem source
Source · 2026-10-01
43.1 x 27.6 x 38.8 inches inches
oem source
Source · 2026-10-01
Gas inlet
Inlet connection
DN 125 PN 10
oem source
Source · 2026-10-01
DN 125 PN 10
oem source
Source · 2026-10-01
ANSI 150 5"
oem source
Source · 2026-10-01
Gas outlet
Outlet connection
DN 125 PN 10
oem source
Source · 2026-10-01
DN 125 PN 10
oem source
Source · 2026-10-01
ANSI 150 5"/5"
oem source
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.

R a min–max range as published, not a single rating

Same family: DOLPHIN LR 0110 A

Reviewed operating performance · 60 Hz

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