Vogel Series LSB

Summary

Product Identification

The Vogel Series LSB is a horizontal block pump designed with hydraulics according to ISO 2858 / EN 22858, featuring a close-coupled TEFC motor compliant with IEC design B 5. The pump corresponds to ISO 5199 and ISO 2858 standards.

Operating Limits

• Capacity: Up to 450 m³/h (1540 USgpm)
• Head: Up to 150 m (280 feet)
• Speed: Up to 2950/3550 rpm
• Pump Sizes: DN 25 up to DN 150 (1” up to 6”) discharge
• Temperature: -40°C up to +140°C (-40°F up to +284°F)
• Casing Pressure:
  • 16 bar (235 psig)
  • Pump sizes 50-32-315, 65-40-315, 80-50-315 up to 25 bar (363 psig)
• Motor Power Range:
  • 2950 rpm up to 37 kW
  • 1450 rpm up to 30 kW

Feed Water

The pump is suitable for handling:

• Clean and slightly contaminated fluids (without bigger solids)
• Cold and hot water
• Condensate and desalinated water
• Oil, brine, caustics and acids
• Suspensions

Applications

The LSB series is designed for use in:

• Water supply and water treatment
• Cooling water supply
• Hot water circulation
• District heating
• General industry
• Food and beverage industry
• Filter systems, ultra filtration
• Coolant filtration
• Parts washing machines
• Galvanisation and painting systems

Electrical

• Motors:
  • Standard IEC TEFC electric motors, design B 5
  • Protection: IP 55
  • Insulation Class: F (temperature according to B)
  • Voltage / Frequency:
    • 380-415V / 50Hz
    • 460V / 60Hz
  • Standard motors are suitable for operation with frequency inverters and HYDROVAR.
• HYDROVAR Operating Options:
  • Offers energy savings up to 70%.
  • Utilizes a patented microprocessor-based pump controller for variable speed operation.
  • HYDROVAR Smart provides functions and features without power limitation, allowing combination with all standard frequency inverters.

Mechanical / Hydraulic

• Design: Compact block version, with dimensions reduced by 30% compared to frame-mounted pumps.
• Casing:
  • Casted heavy-duty, foot-supported design for maximum resistance against pipe loads.
  • Minimum 3mm corrosion allowance.
  • Standard 3/8”-NPT casing drain.
  • ISO 2858 dimensions for easy installation and interchangeability.
• Impeller:
  • Precision cast, enclosed design for maximum performance and low NPSH.
  • Features back vanes or balance holes to reduce axial thrust and seal pressures.
  • Key driven for maximum reliability.
  • Optional wear rings are available to renew pump performance and extend pump life.
• Shaft Sealing (Cyclone Seal Chamber):
  • Patented design improves mechanical seal lifetime.
  • Spiral grooves in the conical seal chamber avoid contamination by solids.
  • Enlarged clearance and big volume improve cooling and lubrication.
  • Self-venting design prevents gas (vapor) accumulation.
  • Seal chamber installation dimensions are in accordance with ISO 3096 / EN 12756.
  • Mechanical seal according to EN 12756, design U, version K (formerly DN 24960, L1k).
  • Optional mechanical seals with Quench are available.
• Stub Shaft: Made of Duplex (1.4462) and directly mounted on the motor shaft for a rigid, one-piece design.
• Motor Adapter: Designed for standard IEC motors design B 5.
• Materials of Construction:
  • Casing: Ductile Iron, 316ss, Duplex SS
  • Seal Chamber: Ductile Iron, 316ss, Duplex SS
  • Stub Shaft: Duplex 1.4462
  • Impeller: Cast Iron, 316ss, Duplex SS
  • Motor Lantern: Ductile Iron (0.7043)
  • Casing Gasket: Non-Asbestos Aramid Fiber
  • Fixing Ring: Duplex SS (1.4462)
  • Casing Drain Plug: 316ss
  • O-ring, Impeller Nut: Teflon
  • Impeller Nut: Duplex SS
  • Impeller Key: Duplex SS (1.4517)
• Equivalent Material Standards:
  • Cast Iron: EN-GJL-250 (DIN 0.6025), ASTM A48 class 35B
  • Ductile Iron: EN-GJS-400-18-LT (DIN 0.7043), ASTM A536 Gr. 60-40-18
  • Stainless Steel: DIN 1.4408, ASTM A743 CF8M
  • Duplex SS: DIN 1.4517, ASTM A744 CD4MCu

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Disclaimer: This summary is based on extracted text and may not include all figures, footnotes, or the latest revisions from the official OEM PDF datasheet. Contractual data must always match the specific OEM PDF revision used for the project.

Official datasheet (PDF)

Lenntech datasheet mirror