Nocchi Waterpress Inox 50L

Summary

Product identification

The NOCCHI WATERPRESS INOX 50 L series consists of pressure units featuring a 50-liter horizontal expansion tank. These pressure boosters are designed with electric self-priming multi-cell centrifugal pumps (MAX models). They are supplied pre-wired, complete with the expansion tank, and ready for installation and use.

Available Models:

• WP INOX 80/48 - 50 L
• WP INOX 120/60 - 50 L

Applications:

• Lifting and distribution of water in domestic systems.
• Pressure booster systems, washing and irrigation.

Operating limits

• Maximum liquid temperature: 50°C
• Maximum recommended suction height: 7 m with foot valve
• Maximum operating pressure: 7 bar
• Continuous duty

Feed water

• Type of liquid: Clean water without suspended solid bodies or abrasive material.

Electrical

• Protection rating: IP 44
• Insulation class: F
• Power supply: Single phase with permanently activated capacitor
• Motor protection: Thermal cutout protection incorporated in motor winding
• Rotation speed: 2850 rpm
• Power cable: 1.5 m H05 RN-F with plug

Model-specific Electrical Data:

• WP INOX 80/48 - 50 L:
  • Motor output (P2): 0.75 HP (0.55 kW)
  • Motor output (P1): 1.1 HP (0.80 kW)
  • Voltage: 1 ~ 230 V
  • Current (In): 4 A
  • Capacitor (μF): 12.5
• WP INOX 120/60 - 50 L:
  • Motor output (P2): 1.2 HP (0.9 kW)
  • Motor output (P1): 1.7 HP (1.25 kW)
  • Voltage: 1 ~ 230 - 240 V
  • Current (In): 5.8 A
  • Capacitor (μF): 20

Mechanical / hydraulic

Design Specifications:

• WP INOX 80/48 - 50 L: Electromechanical pressure switch (max 6 bar) set to min 2 - max 3 bar.
• WP INOX 120/60 - 50 L: Electronic control and safety pressure switch AQUA TROL.
• Pump start-up pressure settable from 1.5 to 3 bar.
• Pressure gauge (6 bar).
• 5-way connector in chrome-plated molded brass.
• 50-liter expansion tank in painted steel with interchangeable foodgrade rubber diaphragm.
• Hydraulic connection: Tuboflex hose.

Table of Materials:

• Pump body: Stainless steel X5 CrNi 1810 (AISI304)
• Motor bracket: Die cast aluminum
• Impellers: Technopolymer with shim ring in stainless steel
• Diffusers: Technopolymer
• Shaft (hydraulic section): Stainless steel X5 CrNi 1810 (AISI 304)
• Mechanical gasket: Graphite
• Gasket backing plate: Technopolymer
• Seals: NBR 70 Shore
• O-rings: NBR 70 Shore

Overall Dimensions and Weights:

• WATERPRESS 80/48:
  • Dimensions (A x B x C x D): 640 mm x 520 mm x 640 mm x 370 mm
  • Hydraulic connections (DNA, DNM): 1” F
  • Weight: 18 kg
• WATERPRESS 120/60:
  • Dimensions (A x B x C x D): 640 mm x 520 mm x 640 mm x 370 mm
  • Hydraulic connections (DNA, DNM): 1” F
  • Weight: 21 kg

Hydraulic Performance: The document includes a performance table and characteristic curves (H vs Q) for both models.

• WP INOX 80/48 - 50 L: Maximum flow rate (Q) up to 80 L/min (4.8 m³/h) with heads (m.c.a. / m.w.c.) ranging from 45 m at 0 L/min to 1 m at 80 L/min.
• WP INOX 120/60 - 50 L: Maximum flow rate (Q) up to 80 L/min (4.8 m³/h) with heads (m.c.a. / m.w.c.) ranging from 60 m at 0 L/min to 26 m at 80 L/min. See the official PDF for exact tabulated values and detailed performance curves.

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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 original OEM PDF. Contractual data must always match the specific OEM PDF revision used on the project.

Official datasheet (PDF)

Lenntech datasheet mirror