MEKV series 50Hz

Summary

Product Identification

Rovatti MEKV series are vertical multistage electric pumps designed for water supply and boosting in irrigation, residential, and industrial applications. They are described as efficient, quiet, compact, and engineered for reliable pumping of a wide variety of liquids.

The overall series offers:

• Capacity up to 72 m³/h
• Head up to 285 m
• Power up to 30 kW

Specific models covered in this document include:

• MEKV50C: Vertical multistage electric pumps with thermoplastic resin hydraulic components.
  • Capacity up to 36 m³/h
  • Head up to 178 m
  • Power up to 7.5 kW
• MEKV50T: Vertical multistage electric pumps with thermoplastic resin hydraulic components.
  • Capacity up to 36 m³/h
  • Head up to 285 m
  • Power up to 18.5 kW
• MEKV65: Vertical multistage electric pumps with thermoplastic resin hydraulic components.
  • Capacity up to 72 m³/h
  • Head up to 254 m
  • Power up to 30 kW
• MEKVI65: Vertical multistage electric pumps with AISI 304 stainless steel hydraulic components.
  • Capacity up to 72 m³/h
  • Head up to 271 m
  • Power up to 30 kW
• MEKVX65: Vertical multistage electric pumps with AISI 316 stainless steel hydraulic components.
  • Capacity up to 72 m³/h
  • Head up to 271 m
  • Power up to 30 kW

MEKV50C Model Identification Example

An example model, ME10KV50C-18/14, is identified as:

• ME: Monobloc electric pump
• 10: Nominal power in HP
• KV: Vertical version
• 50: Nominal Ø suction port DN 50
• C: "Compact" version
• 18: Nominal capacity in m³/h
• 14: Number of stages

Operating Limits (MEKV50C)

• Max. solids contents: 25 g/m³
• Max. water temperature: 60°C
• Max. running time with Q=0: 1 min
• Max. operating pressure: 18 bar (including suction pressure)
• Max. suction pressure: 2 bar

Feed Water

Pump performances are referenced to cold water (20°C) at atmospheric pressure (1 bar). The catalogue data refers to liquids with a density of 1000 kg/m³ and kinematic viscosity not higher than 1 mm²/s.

Mechanical / Hydraulic (MEKV50C)

• Construction: Centrifugal multistage "compact" pump body with overlapping threaded ports.
• Hydraulic Connections:
  • Pump filling: 3/8”GAS
  • Drip drain: 3/8”GAS
  • Pump drain: 1/4”GAS
  • Suction/Delivery ports: Ø2” GAS
• Materials:
  • Motor support: Cast iron
  • Pump shaft: Stainless steel
  • Impeller: Thermoplastic resin (Brass on request, except for MEKV50C-8)
  • Diffuser: Thermoplastic resin (Brass on request, except for MEKV50C-8)
  • External casing: Stainless steel
  • Tie rod: Stainless steel
  • Coupling: Cast iron
  • Mechanical seal: Graphite / Ceramic
  • Shell: Thermoplastic resin
  • Journal bearing: Antifriction material
  • Base: Cast iron

Electrical

The pumps are equipped with closed asynchronous electric motors, operating at 50Hz, 2 poles. Motor support conforms to IEC 34-1, IP 55, with insulation class F.

Performance Overview (MEKV50C)

Performance data is provided at 50Hz, 2 poles, with tolerances according to ISO 9906 Grade 3B. Dimensions and weights may vary depending on the motor type.

• MEKV50C-8:
  • Capacity: 0 to 8.7 m³/h
  • Head: 20 to 177 m
  • Power: 1.1 kW (1.5 HP) to 4 kW (5.5 HP)
• MEKV50C-10:
  • Capacity: 0 to 12 m³/h
  • Head: 17 to 172 m
  • Power: 1.1 kW (1.5 HP) to 5.5 kW (7.5 HP)
• MEKV50C-12:
  • Capacity: 0 to 18 m³/h
  • Head: 10 to 178 m
  • Power: 1.1 kW (1.5 HP) to 7.5 kW (10 HP)
• MEKV50C-18:
  • Capacity: 0 to 24 m³/h
  • Head: 5.5 to 150 m
  • Power: 1.1 kW (1.5 HP) to 7.5 kW (10 HP)
• MEKV50C-24:
  • Capacity: 0 to 36 m³/h
  • Head: 6.5 to 110 m
  • Power: 1.5 kW (2 HP) to 7.5 kW (10 HP)

See the official PDF for exact tabulated values, performance curves, and detailed dimensions and weights for each specific model and motor combination.

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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 complete OEM PDF datasheet. Contractual data must always match the specific OEM PDF revision used for the project.

Official datasheet (PDF)

Lenntech datasheet mirror