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NK 4/4 (10m) - 1 HP 400 V three-phase submersible electric pump
Flow rate up to 120 l/min (7.2 m³/h). Head up to 53 m. 0.75 Kw (1 HP) motor. 10 meters of cable.
Telephone support for information before purchasing.
Reinforced packaging to reduce transport damage.
After-sales assistance for product installation.
We supply all spare parts on this product.
Description
The PEDROLLO NK 4/4 submersible pump is recommended for pumping clean water with a sand content not exceeding 50 grams per cubic metre.
Due to their high performance and reliability, they are recommended for pumping clean water in the domestic, civil and agricultural sectors, for distributing water in conjunction with pressure tanks, for irrigating vegetable gardens and gardens, for increasing pressure, etc.
Data sheet
- Motor connection
- THREE-PHASE
- Power (Kw)
- 0.75
- Power (HP)
- 1
- Absorption at 400V (A)
- 2.2
- Delivery mouth
- 1 "1/4
- Pump body
- AISI 304 stainless steel
- Impeller
- Noryl
- Number of impellers
- 4
- Crankshaft
- AISI 431 stainless steel
- Check valve
- No
- Degree of protection
- IP 68
- Min. flow rate (l./min.)
- 10
- Max. flow rate (l./min.)
- 120
- Min. head (m.)
- 16
- Max. head (m.)
- 53
- Cable length (m)
- 10
- Jobs
- water supply, pressurization systems, irrigation
- Max. liquid temperature (°C)
- 40
- Height (cm)
- 54.3
- External diameter (cm)
- 13.5
- Weight (Kg)
- 14
- Warranty (years)
- 2
NK models and performances
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Construction data of the NK 2 series
Bearings
| Pump side motor bearing | 6303 2RS - C3 |
| Opposite side engine bearing | 6203 ZZ - C3E |
Tree holding
| Type of seal | Double mechanical seal in oil chamber |
| Engine side model | STA-17 |
| LM diameter | 17 |
| LM fixed ring | Ceramic |
| LM rotating ring | Graphite |
| LM elastomer | NBR |
| Shrinkage DN1=450 DN2=350 | ST1-16 |
| LP diameter | 16 |
| LP fixed ring | Silicon carbide |
| LP rotating ring | Graphite |
| LP elastomer | NBR |
Materials
| 2.1 - Seal holder cover | Stainless steel EN 1.4301 (AISI 304) |
| 3.0 - Impeller | Reinforced technopolymer |
| 4.0 - Pump shaft | Stainless steel EN 1.4057 (AISI 431) |
| 5.1 - Diffuser | Reinforced technopolymer |
| 5.3 - Diaphragm/Diffuser Cover | Stainless steel EN 1.4301 (AISI 304) |
| 6.2 - Engine sleeve | Stainless steel EN 1.4301 (AISI 304) |
| 7.2 - Pump shirt | Stainless steel EN 1.4301 (AISI 304) |
| 8.0 - Suction Grid/Filter | Stainless steel EN 1.4301 (AISI 304) |
Compare with Similar Products
 NK 4/4 (10m) - 1 HP 400 V three-phase submersible electric pumpThis product Flow rate up to 120 l/min (7.2 m³/h). Head up to 53 m. 0.75 Kw (1 HP) motor. 10 meters of cable. |  EasyControl Plus - 1-zone control unit for tapFor tap installation. Manages 1 irrigation zone. | |
|---|---|---|
| Motor connection | Motor connection THREE-PHASE | Motor connection -- |
| Power (Kw) | Power (Kw) 0.75 | Power (Kw) -- |
| Power (HP) | Power (HP) 1 | Power (HP) -- |
| Absorption at 400V (A) | Absorption at 400V (A) 2.2 | Absorption at 400V (A) -- |
| Delivery mouth | Delivery mouth 1 "1/4 | Delivery mouth -- |
| Pump body | Pump body AISI 304 stainless steel | Pump body -- |
| Impeller | Impeller Noryl | Impeller -- |
| Number of impellers | Number of impellers 4 | Number of impellers -- |
| Crankshaft | Crankshaft AISI 431 stainless steel | Crankshaft -- |
| Check valve | Check valve No | Check valve -- |
| Degree of protection | Degree of protection IP 68 | Degree of protection -- |
| Min. flow rate (l./min.) | Min. flow rate (l./min.) 10 | Min. flow rate (l./min.) -- |
| Max. flow rate (l./min.) | Max. flow rate (l./min.) 120 | Max. flow rate (l./min.) -- |
| Min. head (m.) | Min. head (m.) 16 | Min. head (m.) -- |
| Max. head (m.) | Max. head (m.) 53 | Max. head (m.) -- |
| Number of zones | Number of zones -- | Number of zones 1 |
| Valves by sector | Valves by sector -- | Valves by sector 1 |
| Number of departures | Number of departures -- | Number of departures 3 |
| Number of programs | Number of programs -- | Number of programs 1 |
| Cable length (m) | Cable length (m) 10 | Cable length (m) -- |
| Jobs | Jobs water supply, pressurization systems, irrigation | Jobs -- |
| Max. liquid temperature (°C) | Max. liquid temperature (°C) 40 | Max. liquid temperature (°C) -- |
| LCD display | LCD display -- | LCD display No |
| WiFi | WiFi -- | WiFi No |
| Non-volatile memory | Non-volatile memory -- | Non-volatile memory No |
| Remote control | Remote control -- | Remote control No |
| Modular | Modular -- | Modular No |
| Watertight seal | Watertight seal -- | Watertight seal Yes |
| Assembly | Assembly -- | Assembly external |
| Compatible with rain sensor | Compatible with rain sensor -- | Compatible with rain sensor Yes |
| Diet | Diet -- | Diet battery |
| Overcurrent protection | Overcurrent protection -- | Overcurrent protection No |
| Height (cm) | Height (cm) 54.3 | Height (cm) -- |
| External diameter (cm) | External diameter (cm) 13.5 | External diameter (cm) -- |
| Weight (Kg) | Weight (Kg) 14 | Weight (Kg) -- |
| Warranty (years) | Warranty (years) 2 | Warranty (years) -- |
| Concurrent programs | Concurrent programs -- | Concurrent programs No |
| Odd and even day scheduling | Odd and even day scheduling -- | Odd and even day scheduling No |
| Weekly programming | Weekly programming -- | Weekly programming No |
