Datasheet summary
Nocchi Dominator 5
PDF datasheet mirror for Nocchi Dominator 5 (Nocchi Pumps). Verify with OEM before design.
Summary
Product Identification
The Nocchi DOMINATOR 5” is an electric submersible multi-stage centrifugal pump designed for fresh water applications. It is constructed entirely from stainless steel. Automatic versions are equipped with a float switch.
Applications
- Lifting from traditional wells.
- Installations in tanks in the home for pressurization of domestic drinking water systems.
- Small automatic garden irrigation systems.
- Gravity irrigation systems.
Operating Limits
- Maximum liquid temperature: 40°C
- Maximum immersion below water level: 17 m
- Suitable for continuous duty
Feed Water
- Type of liquid: clean water without suspended solid bodies or abrasive material.
Materials of Construction
- Pump body: Stainless steel X5 CrNi 1810 (AISI 304)
- Suction grille: Stainless steel X5 CrNi 1810 (AISI 304)
- Impellers: Stainless steel X5 CrNi 1810 (AISI 304)
- Diffusers: Stainless steel X5 CrNi 1810 (AISI 304)
- Spacer: Stainless steel X5 CrNi 1810 (AISI 304)
- Motor shaft: Stainless steel X5 CrNi 1810 (AISI 304)
- Power cable: 20 m H07 RN-F with plug
- Mechanical gasket: Graphite, lubricated in oil chamber
- Counterface: Aluminum oxide
Motor and Electrical Data
- Dry motor with stainless steel body, cooled by pumped liquid.
- Protection rating: IP 68
- Insulation class: F
- Single phase power supply with permanently activated capacitor.
- Thermal cutout protection incorporated in motor winding.
- Fully insulated cable connection chamber.
- Self-lubricating ball bearings.
- Rotation speed: 2850 rpm
Specific electrical parameters (Power Motor P2 HP/kW, Power Motor P1 HP/kW, VOLT, In (A), μF) vary by model. See the official PDF for exact tabulated values.
Hydraulic Performance
Hydraulic performance data (Q[m³/h], Q[l/min], H[m]) is available in the official PDF, presented in both graphical and tabular formats for various models (e.g., D 5” - 70/50B M, D 5” - 70/75B M, D 5” - 140/45B M, D 5” - 140/65B M). The tables include values for Stages and specific head (m.c.a. / m.w.c.) at different flow rates. See the official PDF for exact tabulated values.
Dimensions and Weights
| MODEL | A (mm) | Ø C (mm) | Free clearance | DNM | Weight (kg) |
|---|---|---|---|---|---|
| D 5” - 70/50 | 475 | 132 | 2 mm | 1”1/4 | 13.7 |
| D 5” - 70/75 | 530 | 132 | 2 mm | 1”1/4 | 15.5 |
| D 5” - 140/45 | 495 | 132 | 2 mm | 1”1/4 | 14.2 |
| D 5” - 140/65 | 550 | 132 | 2 mm | 1”1/4 | 15.8 |
Disclaimer: This summary is based on extracted text and may not include all figures, footnotes, or the latest revisions from the original OEM PDF datasheet. Contractual data must always match the specific OEM PDF revision used on 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.