Datasheet summary
Nocchi Waterpress
PDF datasheet mirror for Nocchi Waterpress (Nocchi Pumps). Verify with OEM before design.
Summary
Product identification
The NOCCHI WATERPRESS series consists of pressure booster units, supplied pre-wired and ready for installation. They are constructed with JET series self-priming centrifugal pumps and include a 24-liter horizontal expansion tank.
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: 8 m with foot valve
- Maximum operating pressure: 6 bar
- Pressure switch (max 6 bar) set to: min 2 - max 3 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
- Thermal cutout protection: Incorporated in motor winding
- Rotation speed: 2850 rpm
- Power cable: 1.5 m H05 RN-F with plug
| Model | Motor output (P2) | Motor output (P1) | VOLT | In (A) | μF |
|---|---|---|---|---|---|
| WATERPRESS 40/40M | 0.37 kW (0.50 HP) | 0.60 kW (0.80 HP) | 1 ~ 220-240 V | 3 | 6 |
| WATERPRESS 60/50 | 0.55 kW (0.75 HP) | 0.80 kW (1.1 HP) | 1 ~ 220-240 V | 4 | 10 |
| WATERPRESS 70/50 | 1 kW (1.36 HP) | 1.1 kW (1.5 HP) | 1 ~ 220-240 V | 5 | 16 |
Mechanical / hydraulic
- Expansion tank: 24-liter, painted steel with interchangeable food-grade rubber diaphragm.
- Hydraulic connection: Tuboflex hose.
- Pressure gauge: 6 bar.
- 3-way connector: Chrome-plated molded brass (Waterpress 70/50 model only).
Table of Materials:
| Component | WATERPRESS 40/40 - 60/50 | WATERPRESS 70/50 |
|---|---|---|
| Pump body | Cast iron EN GJL 200 (ex G20) | Cast iron EN GJL 200 (ex G20) |
| Motor bracket | Aluminum | Cast iron EN GJL 200 (ex G20) |
| Impellers | Technopolymer with shim ring in stainless steel X5 CrNi 1810 (AISI 304) | Technopolymer |
| Diffuser-Venturi pipe nozzle | Technopolymer | Technopolymer |
| Motor shaft | Stainless steel X5 CrNi 1810 (AISI 304) | Stainless steel X5 CrNi 1810 (AISI 304) |
| Mechanical gasket | Graphite | Graphite |
| Counterface | Ceramic | Ceramic |
| Seals | NBR 70 shore | NBR 70 shore |
Overall Dimensions and Weights:
| Model | A (mm) | B (mm) | C (mm) | D (mm) | DNA | DNM | Weight (kg) |
|---|---|---|---|---|---|---|---|
| WATERPRESS 40/40 | 510 | 430 | 470 | 260 | 1” F | 1” F | 13.7 |
| WATERPRESS 60/50 | 510 | 430 | 470 | 260 | 1” F | 1” F | 14.5 |
| WATERPRESS 70/50 | 520 | 460 | 550 | 315 | 1” F | 1” F | 22.3 |
Hydraulic Performance: See the official PDF for exact tabulated values and performance curves.
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 for the project.
Official datasheet (PDF)
Curated from selected public technical reference material for discovery and preliminary comparison. This summary is not a substitute for a current certified manufacturer datasheet. Verify revisions and design limits before use.