DOLPHIN LB 0265 A

Name: DOLPHIN LB 0265 A
Brand: Busch

Series: DOLPHIN series Manufacturer: Busch Technology: Liquid ring vacuum pumps

The Busch DOLPHIN LB 0265 A is a liquid ring vacuum pump with a nominal pumping speed of 260 m³/h (50 Hz) or 325 m³/h (60 Hz) and an ultimate pressure of 33 mbar. Ehrler & Beck advises on selection and service.

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Pumping speed 260 m³/h 50 Hz 325 m³/h 60 Hz
Ultimate pressure 33 mbar
Rated motor power 9.2 kW 50 Hz 11 kW 60 Hz

Busch DOLPHIN LB 0265 A – liquid ring vacuum pump

The Busch DOLPHIN LB 0265 A is a liquid ring vacuum pump. The nominal pumping speed is 260 m³/h (50 Hz) or 325 m³/h (60 Hz), the ultimate pressure 33 mbar. Nominal motor rating 9.2 kW (50 Hz) or 11 kW (60 Hz).

Features

Robust: proven two-stage design
Reliable: very high vapour and particle tolerance
Flexible: materials from grey cast iron (EN-GJL-200) through various stainless steels to titanium, ATEX version (cat. 1(i)/2(o) IIC T5), operating liquids other than water, operation as a compressor possible

Typical applications

Busch lists: Biogas handling (circulation); Carbon capture (membrane separation); Chemistry (packaging, filtration, degassing, distillation, solvent recovery and others); Confectionery (other coatings, pneumatic conveying, moulding and forming and others); Dairy products (cheese production – vacuum chambers for cheese, cheese production – pneumatic conveying, cheese production – cheese towers and others); Fish farming (holding vacuum for filleting, fish meal impregnation, pneumatic transport of live fish); Food processing (pneumatic conveying of wet food waste, meat tumblers and marinators, powder processing and others); Medical (ETO and steam sterilisation); Oil and gas (crude oil distillation, flare gas recovery, vapour recovery and others); Packaging (liquid packaging); Pharmaceuticals and biotechnology (distillation, solvent recovery, filtration, degassing, evaporation, drying and others); Plastics processing (pyrolysis, extruder and melt degassing); Power generation (condenser air extraction); Waste water treatment (aeration process); Woodworking (impregnation, drying).

Accessories and versions

Open or closed liquid circuit
Liquid separator
Cavitation protection
Heat exchanger
Gas ejector
Wide choice of motors
Non-return valves
Vacuum relief valves
ATEX – for safe operation in potentially explosive atmospheres

Advice and service

Ehrler & Beck advises on selection, accessories and service.

Pumping speed 50Hz	260
Pumping speed 60Hz	325
Ultimate pressure	33
Rated motor power 50Hz	9.2
Rated motor power 60Hz	11
Weight	165
Length	70.7
Width	30
Height	47.2
Inlet connection flange	DN 50 PN 10
Outlet connection flange	DN 50 PN 10
Noise level	75 dB(A)
Cooling method	Water cooling
Oil type	Oil-free

Additional technical data

Technical data	Value
Nominal pumping speed	260 m³/h (50 Hz) / 325 m³/h (60 Hz)
Ultimate pressure	33 mbar
Max. pressure	2 bar(g)
Rated motor power	9.2 kW (50 Hz) / 11 kW (60 Hz)
Nominal speed	1450 min⁻¹ (50 Hz) / 1750 min⁻¹ (60 Hz)
Sound pressure level (ISO 3744, 1 m, medium load)	75 dB(A)
Dimensions (L × W × H)	707 × 300 × 472 mm (50 Hz) / 898 × 300 × 472 mm (60 Hz)
Weight (approx.)	165 kg
Gas inlet	DN 50 PN 10
Gas outlet	DN 50 PN 10