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HF 50B - 0.50 HP three-phase centrifugal electric pump
Flow rate up to 300 l/min (18 m³/h). Head up to 10 m. 0.35 kW (0.50 HP) motor.
Variants: 
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 HF 50B centrifugal electric pump is recommended for use in the agricultural and industrial fields.
Suitable for surface and sprinkler irrigation, for drawing water from lakes, rivers and wells.
It satisfies the needs of those who require a high flow rate at the expense of a low head.
The flow rate ranges from 50 to 300 litres per minute while the head ranges from 4 to 10 metres.
Made from the highest quality AISI 304 and 431 stainless steel and cast iron, the HF 50B boasts a solid and robust construction built to last over time.
Data sheet
- Motor connection
- THREE-PHASE
- Power (Kw)
- 0.37
- Power (HP)
- 0.50
- Absorption at 230V (A)
- 2.1
- Current consumption at 400V (A)
- 1.2
- Suction mouth
- 1" 1/2
- Delivery mouth
- 1" 1/2
- Pump body
- Cast iron
- Impeller
- Brass
- Number of impellers
- 1
- Crankshaft
- Stainless steel EN 10088-3 1.4104
- Check valve
- No
- Degree of protection
- IP 44
- Minimum flow rate (l./min.)
- 50
- Max. flow rate (l./min.)
- 300
- Min. head (m.)
- 4
- Max. head (m.)
- 10
- Jobs
- water supply, irrigation, cooling systems, tank transfer
- Max. liquid temperature (°C)
- +90°C
- Motor voltage
- 400V
- Height (cm)
- 20
- Width (cm)
- 27
- Depth (cm)
- 16.6
- Weight (Kg)
- 8.1
- Warranty (years)
- 2
HF models and performances - Medium ranges
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Construction data of the HF 50B-50A
Bearings
| Pump side motor bearing | 6201 ZZ |
| Opposite side motor bearing | 6201 ZZ |
Shaft seal
| Type of seal | Single Mechanical Seal |
| Pump side model | AR-12 |
| LP diameter | 12 |
| Fixed ring LP | Ceramic |
| Rotating ring LP | Graphite |
| LP elastomer | NBR |
Mat
| 1.0 - Pump Body | Cast iron GJL 200 EN 1561 |
| 2.1 - Seal holder cover | EN 1.4301 stainless steel (AISI 304) |
| 3.0 - Impeller | Brass CW617N EN 12165 |
| 4.0 - Pump shaft | EN 1.4057 stainless steel (AISI 431) |
| 6.0 - Motor holder | Aluminum EN-AB 46100 |
| 6.1 - Engine cover | Aluminum EN-AB 46100 |
| 7.0 - Lantern | Aluminum EN-AB 46100 |
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 HF 50B - 0.50 HP three-phase centrifugal electric pumpThis product Flow rate up to 300 l/min (18 m³/h). Head up to 10 m. 0.35 kW (0.50 HP) motor. |  HF 50A - 0.75 HP three-phase centrifugal electric pumpFlow rate up to 300 l/min (18 m³/h). Head up to 12 m. 0.55 Kw (0.75 HP) motor. |  HF 51B - 0.75 HP three-phase centrifugal electric pumpFlow rate up to 300 l/min (18 m³/h). Head up to 17.2 m. 0.55 Kw (0.75 HP) motor. |  HF 51A - 1 HP three-phase centrifugal electric pumpFlow rate up to 300 l/min (18 m³/h). Head up to 21.2 m. 0.75 Kw (1 HP) motor. | |
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| Price | Price €294.02 -42% €170.53 | Price €307.44 -42% €178.32 | Price €353.80 -42% €205.20 | Price €362.34 -42% €210.16 |
| Motor connection | Motor connection THREE-PHASE | Motor connection THREE-PHASE | Motor connection THREE-PHASE | Motor connection THREE-PHASE |
| Power (Kw) | Power (Kw) 0.37 | Power (Kw) 0.55 | Power (Kw) -- | Power (Kw) 0.75 |
| Power (HP) | Power (HP) 0.50 | Power (HP) 0.75 | Power (HP) 0.75 | Power (HP) 1 |
| Absorption at 230V (A) | Absorption at 230V (A) 2.1 | Absorption at 230V (A) 3 | Absorption at 230V (A) 3.6 | Absorption at 230V (A) 4.4 |
| Current consumption at 400V (A) | Current consumption at 400V (A) 1.2 | Current consumption at 400V (A) 1.7 | Current consumption at 400V (A) 2.1 | Current consumption at 400V (A) 2.5 |
| Suction mouth | Suction mouth 1" 1/2 | Suction mouth 1" 1/2 | Suction mouth 1" 1/4 | Suction mouth 1" 1/2 |
| Delivery mouth | Delivery mouth 1" 1/2 | Delivery mouth 1" 1/2 | Delivery mouth 1" | Delivery mouth 1" 1/2 |
| Pump body | Pump body Cast iron | Pump body Cast iron | Pump body Cast iron | Pump body Cast iron |
| Impeller | Impeller Brass | Impeller Brass | Impeller Brass | Impeller Brass |
| Number of impellers | Number of impellers 1 | Number of impellers 1 | Number of impellers 1 | Number of impellers 1 |
| Crankshaft | Crankshaft Stainless steel EN 10088-3 1.4104 | Crankshaft Stainless steel EN 10088-3 1.4104 | Crankshaft Stainless steel EN 10088-3 1.4104 | Crankshaft Stainless steel EN 10088-3 1.4104 |
| Check valve | Check valve No | Check valve No | Check valve No | Check valve No |
| Degree of protection | Degree of protection IP 44 | Degree of protection IP 44 | Degree of protection IP 44 | Degree of protection IP 44 |
| 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.) 300 | Max. flow rate (l./min.) 300 | Max. flow rate (l./min.) 300 | Max. flow rate (l./min.) 300 |
| Min. head (m.) | Min. head (m.) 4 | Min. head (m.) 6 | Min. head (m.) 5.4 | Min. head (m.) 8.4 |
| Max. head (m.) | Max. head (m.) 10 | Max. head (m.) 12 | Max. head (m.) 18.2 | Max. head (m.) 21.2 |
| Jobs | Jobs water supply, irrigation, cooling systems, tank transfer | Jobs water supply, irrigation, cooling systems, tank transfer | Jobs water supply, irrigation, cooling systems, tank transfer | Jobs water supply, irrigation, cooling systems, tank transfer |
| Max. liquid temperature (°C) | Max. liquid temperature (°C) +90°C | Max. liquid temperature (°C) +90°C | Max. liquid temperature (°C) +90°C | Max. liquid temperature (°C) +90°C |
| Motor voltage | Motor voltage 400V | Motor voltage 400V | Motor voltage 400V | Motor voltage 400V |
| Height (cm) | Height (cm) 20 | Height (cm) 20 | Height (cm) 22.5 | Height (cm) 22.5 |
| Width (cm) | Width (cm) 27 | Width (cm) 27 | Width (cm) 30.3 | Width (cm) 30.3 |
| Depth (cm) | Depth (cm) 16.6 | Depth (cm) 16.6 | Depth (cm) 19 | Depth (cm) 19 |
| Weight (Kg) | Weight (Kg) 8.1 | Weight (Kg) 8.2 | Weight (Kg) 12.7 | Weight (Kg) 13 |
| Warranty (years) | Warranty (years) 2 | Warranty (years) 2 | Warranty (years) 2 | Warranty (years) 2 |