Vertical multistage pumps VMS

Summary

Product identification

• Product Line: VMS Vertical Multistage Pumps
• Models: VMS H 6, VMS 2, VMS 4, VMS 6, VMS 10, VMS 15, VMS 25, VMS 40, VMS 60, VMS 85, VMS 125.
• Main Applications:
  • Municipal water supply and distribution
  • Domestic water supply
  • Cooling water transport
  • Hot water applications
  • Fire fighting
  • Food, chemical and process industry
  • Irrigation

Operating limits

• Temperatures: from -20ºC to 140ºC (from -4ºF to 284ºF)
• Pressures: up to 40 bar (up to 580 psi)
• Heads: up to 400 m (up to 1,350 ft)
• Capacities: up to 162 m³/h (up to 850 USgpm)
• NPSH-level: 0.6 up to 4.6 (m)
• Standard Pressure Durability: PN 40

Feed water

• Suitable for drinking water, with ACS, WRAS, and NSF certification.
• Materials: Stainless steel AISI 304 or 316.
• Shaft Seals: Extensive choice of elastomers and 11 different seals to suit a wide range of media.

Product water

• Stainless steel base guarantees the conservation of water quality.

Electrical

• Motor Efficiency: Standard high efficiency motor IE2 and IE3.
• Voltage/Frequency: Extensive choice.
• Protection: IP55.
• Insulation Class: F.
• Motor Types: IEC and NEMA motors.
• Temperature Safeguard: ≥ 3 kW PTC.
• Motor Options: Can be equipped with a variety of motor types, brands, or options, including explosion proof Eexe II C (Acc. II 2 G c T3-T4) and marine motors.
• Maintenance-free electric motor.

Mechanical / hydraulic

• Pump Type: Vertical multistage.
• Efficiency: Up to 80%.
• Pump Sizes: Up to 125 mm (up to 5 in).
• Construction: Modular, made from stainless steel AISI 304 or 316.
• Shaft Seals: Fixed, easy access, cartridge; exchangeable without disassembling the pump.
• Pump Casing: Cast material, easy to connect.
  • VC-design with rigid flanges.
  • V and VS design with collar flanges.
  • E-design with built-in non return valve.
• Connections:
  • Pressure class: PN 16, 25, 40.
  • Material option: Stainless steel AISI 304 or 316.
  • Types: External thread with built-in non return valve, counter flange, victaulic, triclamp, round flange.
  • Standards: DIN, JIS, ASME.
• Base Plate: Powder coated cast iron (standard), stainless steel (optional).
• Features:
  • Smart plugs for filling, draining, de-aerating, and measuring (separate measuring suction and discharge pressure Δp).
  • By-pass possible.
  • Low vibration and noise.
  • Draining without residue.
  • Solid construction shroud: Stainless steel, robust housing.

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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 on the project.

Official datasheet (PDF)

Lenntech datasheet mirror