DOLPHIN LA 3809 APumping speed 3,600 m³/hUltimate pressure 130 mbarDOLPHIN LR 0580 A
The Busch DOLPHIN LR 0580 A is a liquid ring vacuum pump with a nominal pumping speed of 5300 m³/h and an ultimate pressure of 33 mbar. Ehrler & Beck advises on selection and service.
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- Pumping speed 5,300 m³/h 50 Hz 5,300 m³/h 60 Hz
- Ultimate pressure 33 mbar
- Rated motor power 75 kW 50 Hz 75 kW 60 Hz
Busch DOLPHIN LR 0580 A – liquid ring vacuum pump
The Busch DOLPHIN LR 0580 A is a liquid ring vacuum pump. The nominal pumping speed is 5300 m³/h, the ultimate pressure 33 mbar. Nominal motor rating 75 kW.Features
- Robust: very high vapour and particle tolerance, for harsh environments such as mining, power stations, sugar production, the pulp and paper industry or steelmaking
- Powerful: large delivery capacity, high pumping speed
- Flexible: modular design; grey cast iron (EN-GJL-200) with ductile iron impeller, stainless steel 304 or stainless steel 316L; operating liquids other than water and operation as a compressor possible
Typical applications
Busch lists: 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); Oil and gas (vapour recovery); Power generation (condenser air extraction, green power generation); Woodworking (impregnation, drying).Accessories and versions
- Motorised pump units with gearbox or V-belt drive
- Sturdy steel base frame
- Open or closed liquid circuit
- Cavitation protection
- Gas ejector
- Non-return valves
- Vacuum relief valves
- Temporary inlet strainers (for commissioning)
Advice and service
Ehrler & Beck advises on selection, accessories and service.| Pumping speed 50Hz | 5,300 |
|---|---|
| Pumping speed 60Hz | 5,300 |
| Ultimate pressure | 33 |
| Rated motor power 50Hz | 75 |
| Rated motor power 60Hz | 75 |
| Weight | 2,233 |
| Length | 181.9 |
| Width | 116 |
| Height | 157 |
| Inlet connection flange | DN 250 PN 10 |
| Outlet connection flange | DN 250 PN 10 |
| Noise level | 85 dB(A) |
| Cooling method | Water cooling |
| Oil type | Oil-free |
Additional technical data
| Technical data | Value |
|---|---|
| Nominal pumping speed | 2900 – 5300 m³/h |
| Ultimate pressure | 33 mbar |
| Max. pressure | 0.2 bar(g) |
| Rated motor power | 75 / 110 / 132 / 185 kW |
| Vacuum pump speed | 372 – 660 min⁻¹ |
| Sound pressure level (ISO 3744, 1 m, medium load) | ≤ 85 dB(A) |
| Dimensions (L × W × H) | 1819 × 1160 × 1570 mm |
| Weight (approx.) | 2233 kg |
| Gas inlet | DN 250 PN 10 |
| Gas outlet | DN 250 PN 10 |
| Product name | Part number |
|---|---|
| Service kit LR 0580 A (standard applications with gland packing: 2 lip seals, 2 valve retaining plates, 2 valve plates, gasket set, gland packing) | 0992 700 726 |















