DOLPHIN LT 0750 A

Busch DOLPHIN LT 0750 A – liquid ring vacuum pump

The Busch DOLPHIN LT 0750 A is a liquid ring vacuum pump. The nominal pumping speed is 600 m³/h (50 Hz) or 710 m³/h (60 Hz), the ultimate pressure 33 mbar. Nominal motor rating 18.5 kW (50 Hz) or 30 kW (60 Hz).

Features

• Robust: proven two-stage design, corrosion-free stainless steel impeller, directly flanged motor without base frame, integrated flow channel
• Reliable: very high vapour and particle tolerance, optimised gas routing
• Flexible: housing made of grey cast iron (EN-GJL-200) or stainless steel 316, ATEX version (cat. 1(i/o) IIC T4), operating liquids other than water possible

Typical applications

Busch lists: Batteries (recycling); Biogas handling (circulation); Carbon capture (direct air capture); 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); Packaging (liquid packaging); Pharmaceuticals and biotechnology (distillation, solvent recovery, filtration, degassing, evaporation, drying and others); Plastics processing (pyrolysis, extruder and melt degassing); Power generation (transformer drying); Waste water treatment (aeration process); Woodworking (impregnation, drying).

Accessories and versions

• Modular vacuum pump sets, available as a once-through system or with open or closed liquid circuit
• Liquid separator
• Cavitation protection
• Heat exchanger
• Gas ejector
• Wide choice of motors
• Non-return valves
• Vacuum relief valves
• Variable-speed drive (only for LT 0630 A)
• ATEX – for safe operation in potentially explosive atmospheres

Advice and service

Ehrler & Beck advises on selection, accessories and service.

Pumping speed 50Hz	600
Pumping speed 60Hz	710
Ultimate pressure	33
Rated motor power 50Hz	18.5
Rated motor power 60Hz	30
Weight	430
Length	160.5
Width	42.5
Height	50.6
Inlet connection flange	DN 65 PN 10
Outlet connection flange	DN 65 PN 10
Noise level	75 dB(A)
Cooling method	Water cooling
Oil type	Oil-free

Additional technical data