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4HR 14/21 - PS - 5.5 HP three-phase submersible electric pump
Flow rate up to 340 l/min (20.4 m³/h). Head up to 108 meters. 4 kW (5.5 HP) motor.
Telephone support for information before purchasing.
After-sales assistance for product installation.
Reinforced packaging to reduce transport damage.
We supply all spare parts on this product.
Description
The 4HR 14/21 - PS submersible electric pump from the 4HR series by Pedrollo is among the best in the 4-inch category.
It can pump clean or brackish water with a sand content not exceeding 100 grams per cubic meter.
It allows installation in coastal areas thanks to its high mechanical resistance.
It can be installed up to 200 meters below water level both horizontally and vertically.
The engine of the 4HR 14/21 - PS is encapsulated in a water bath.
Data sheet
- Motor connection
- THREE-PHASE
- Power (Kw)
- 4
- Power (HP)
- 5.5
- Delivery mouth
- 2"
- Pump body
- AISI 304 stainless steel
- Impeller
- AISI 304 stainless steel
- Number of impellers
- 21
- Pump shaft
- AISI 304 stainless steel
- Degree of protection
- IP 68
- Minimum flow rate (l./min.)
- 50
- Max. flow rate (l./min.)
- 340
- Min. head (m.)
- 26.5
- Max. head (m.)
- 108
- Cable length (m.)
- 3.6
- Jobs
- water supply, pressurization systems, irrigation, fire prevention systems
- Max. liquid temperature (°C)
- +35°C
- Height (cm)
- 225.3
- Width (cm)
- 100
- Weight (Kg)
- 54
- Warranty (years)
- 2
4HR 14 models and performance
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Construction data of the 4HR series
Bearings
| Pump bearing - fixed part | Special elastomer |
| Pump bearing - rotating part | Stainless steel EN 1.4301 (AISI 304) |
Tree holding
Materials
| 1.3 - Delivery body | Stainless steel EN 1.4301 (AISI 304) |
| 3.0 - Impeller | Stainless steel EN 1.4301 (AISI 304) |
| 4.0 - Pump shaft | Stainless steel EN 1.4301 (AISI 304) |
| 4.2 - Towing joint | Stainless steel EN 1.4301 (AISI 304) |
| 5.1 - Diffuser | Stainless steel EN 1.4301 (AISI 304) |
| 5.2 - Wear ring | Special elastomer |
| 7.0 - Lantern | Stainless steel EN 1.4301 (AISI 304) |
| 7.1 - Check Valve | Stainless steel EN 1.4301 (AISI 304) |
| 7.3 - Cable cover | Stainless steel EN 1.4301 (AISI 304) |
| 8.0 - Suction Grid/Filter | Stainless steel EN 1.4301 (AISI 304) |
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| Price | Price €4,825.10 -45% €2,653.81 | Price €2,934.10 -45% €1,613.76 | Price €3,869.84 -45% €2,128.41 | Price €6,333.02 -45% €3,483.16 |
| Motor connection | Motor connection THREE-PHASE | Motor connection THREE-PHASE | Motor connection THREE-PHASE | Motor connection THREE-PHASE |
| Power (Kw) | Power (Kw) 4 | Power (Kw) 2.2 | Power (Kw) 3 | Power (Kw) 5.5 |
| Power (HP) | Power (HP) 5.5 | Power (HP) 3 | Power (HP) 4 | Power (HP) 7.5 |
| Delivery mouth | Delivery mouth 2" | Delivery mouth 2" | Delivery mouth 2" | Delivery mouth 2" |
| Pump body | Pump body AISI 304 stainless steel | Pump body AISI 304 stainless steel | Pump body AISI 304 stainless steel | Pump body AISI 304 stainless steel |
| Impeller | Impeller AISI 304 stainless steel | Impeller AISI 304 stainless steel | Impeller AISI 304 stainless steel | Impeller AISI 304 stainless steel |
| Number of impellers | Number of impellers 21 | Number of impellers 12 | Number of impellers 16 | Number of impellers 29 |
| Pump shaft | Pump shaft AISI 304 stainless steel | Pump shaft AISI 304 stainless steel | Pump shaft AISI 304 stainless steel | Pump shaft -- |
| Check valve | Check valve -- | Check valve Yes | Check valve -- | Check valve -- |
| Degree of protection | Degree of protection IP 68 | Degree of protection IP 68 | Degree of protection IP 68 | Degree of protection IP 68 |
| Minimum flow rate (l./min.) | Minimum flow rate (l./min.) 50 | Minimum flow rate (l./min.) 50 | Minimum flow rate (l./min.) 50 | Minimum flow rate (l./min.) 50 |
| Max. flow rate (l./min.) | Max. flow rate (l./min.) 340 | Max. flow rate (l./min.) 340 | Max. flow rate (l./min.) 340 | Max. flow rate (l./min.) 340 |
| Min. head (m.) | Min. head (m.) 26.5 | Min. head (m.) 15 | Min. head (m.) 20 | Min. head (m.) 36.5 |
| Max. head (m.) | Max. head (m.) 108 | Max. head (m.) 62 | Max. head (m.) 82 | Max. head (m.) 149 |
| Cable length (m.) | Cable length (m.) 3.6 | Cable length (m.) 2 | Cable length (m.) 3.6 | Cable length (m.) 3.6 |
| Jobs | Jobs water supply, pressurization systems, irrigation, fire prevention systems | Jobs water supply, pressurization systems, irrigation, fire prevention systems | Jobs water supply, pressurization systems, irrigation, fire prevention systems | Jobs water supply, pressurization systems, irrigation, fire prevention systems |
| Max. liquid temperature (°C) | Max. liquid temperature (°C) +35°C | Max. liquid temperature (°C) +35°C | Max. liquid temperature (°C) +35°C | Max. liquid temperature (°C) +35°C |
| Height (cm) | Height (cm) 225.3 | Height (cm) 137.4 | Height (cm) 179.8 | Height (cm) 292.7 |
| Width (cm) | Width (cm) 100 | Width (cm) -- | Width (cm) -- | Width (cm) -- |
| External diameter (cm) | External diameter (cm) -- | External diameter (cm) 10 | External diameter (cm) 10 | External diameter (cm) 10 |
| Weight (Kg) | Weight (Kg) 54 | Weight (Kg) 32.1 | Weight (Kg) 41 | Weight (Kg) 69.1 |
| Warranty (years) | Warranty (years) 2 | Warranty (years) 2 | Warranty (years) 2 | Warranty (years) 2 |
