F 50/250B - 20 HP three-phase standardized centrifugal electric pump
Flow rate up to 1000 l/min (60 m³/h). Head up to 72 m. 15 Kw (20 HP) motor.




















Used for water supply, washing systems, pressurization, fire-fighting systems, irrigation, industry, water circulation in air conditioning systems, agriculture.
Installation must be carried out indoors or in any case protected from the elements.
- Motor connection
- THREE-PHASE
- Power (Kw)
- 15
- Power (HP)
- 20
- Absorption at 400V (A)
- 27.0
- Suction mouth
- 2 "1/2
- Delivery mouth
- 2"
- Pump body
- Cast iron
- Impeller
- Cast iron
- Number of impellers
- 1
- Crankshaft
- Stainless steel EN 10088-3 1.4104
- Check valve
- No
- Degree of protection
- IP 55
- Min. flow rate (l./min.)
- 300
- Max. flow rate (l./min.)
- 1000
- Min. head (m.)
- 59
- Max. head (m.)
- 72
- Jobs
- water supply, pressurization systems, irrigation, cooling systems, air conditioning systems, washing systems, fire prevention systems
- Max. liquid temperature (°C)
- 90
- Height (cm)
- 40.5
- Width (cm)
- 70.1
- Weight (Kg)
- 121
- Warranty (years)
- 2
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Bearings
Pump side motor bearing | 6310 ZZ-C3 |
Opposite side engine bearing | 6308 ZZ-C3 |
Tree holding
Type of seal | Single Mechanical Seal |
Shrinkage DN1=450 DN2=350 | FN-38 |
LP diameter | 38 |
LP fixed ring | Graphite |
LP rotating ring | Ceramic |
LP elastomer | NBR |
Materials
1.0 - Pump body | Cast iron GJL 200 EN 1561 |
3.0 - Impeller | Cast iron GJL 200 EN 1561 |
4.0 - Pump shaft | Stainless steel EN 1.4057 (AISI 431) |
6.0 - Motor holder | EN-AB 46100 aluminium |
6.1 - Engine cover | EN-AB 46100 aluminium |
7.0 - Lantern | Cast iron GJL 200 EN 1561 |
Compare with Similar Products
![]() F 50/250B - 20 HP three-phase standardized centrifugal electric pumpThis product Flow rate up to 1000 l/min (60 m³/h). Head up to 72 m. 15 Kw (20 HP) motor. | ![]() F 50/250C - 15 HP three-phase standardized centrifugal electric pumpFlow rate up to 900 l/min (56 m³/h). Head up to 59 m. 11 Kw (15 HP) motor. | ![]() F 50/250A - 25 HP three-phase standardized centrifugal electric pumpFlow rate up to 1000 l/min (60 m³/h). Head up to 85 m. 18.5 Kw (25 HP) motor. | ![]() F 50/250AR - 30 HP three-phase standardized centrifugal electric pumpFlow rate up to 1000 l/min (60 m³/h). Head up to 95 m. 22 Kw (30 HP) motor. | |
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Motor connection | Motor connection THREE-PHASE | Motor connection THREE-PHASE | Motor connection THREE-PHASE | Motor connection THREE-PHASE |
Power (Kw) | Power (Kw) 15 | Power (Kw) 11 | Power (Kw) 18.5 | Power (Kw) 22 |
Power (HP) | Power (HP) 20 | Power (HP) 15 | Power (HP) 25 | Power (HP) 30 |
Absorption at 400V (A) | Absorption at 400V (A) 27.0 | Absorption at 400V (A) 21.0 | Absorption at 400V (A) 34.0 | Absorption at 400V (A) 41.0 |
Suction mouth | Suction mouth 2 "1/2 | Suction mouth 2 "1/2 | Suction mouth 2 "1/2 | Suction mouth 2 "1/2 |
Delivery mouth | Delivery mouth 2" | Delivery mouth 2" | Delivery mouth 2" | Delivery mouth 2" |
Pump body | Pump body Cast iron | Pump body Cast iron | Pump body Cast iron | Pump body Cast iron |
Impeller | Impeller Cast iron | Impeller Cast iron | Impeller Cast iron | Impeller Cast iron |
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 55 | Degree of protection IP 55 | Degree of protection IP 55 | Degree of protection IP 55 |
Min. flow rate (l./min.) | Min. flow rate (l./min.) 300 | Min. flow rate (l./min.) 300 | Min. flow rate (l./min.) 300 | Min. flow rate (l./min.) 300 |
Max. flow rate (l./min.) | Max. flow rate (l./min.) 1000 | Max. flow rate (l./min.) 900 | Max. flow rate (l./min.) 1000 | Max. flow rate (l./min.) 1000 |
Min. head (m.) | Min. head (m.) 59 | Min. head (m.) 43 | Min. head (m.) 73 | Min. head (m.) 83 |
Max. head (m.) | Max. head (m.) 72 | Max. head (m.) 59 | Max. head (m.) 85 | Max. head (m.) 95 |
Jobs | Jobs water supply, pressurization systems, irrigation, cooling systems, air conditioning systems, washing systems, fire prevention systems | Jobs water supply, pressurization systems, irrigation, cooling systems, air conditioning systems, washing systems, fire prevention systems | Jobs water supply, pressurization systems, irrigation, cooling systems, air conditioning systems, washing systems, fire prevention systems | Jobs water supply, pressurization systems, irrigation, cooling systems, air conditioning systems, washing systems, fire prevention systems |
Max. liquid temperature (°C) | Max. liquid temperature (°C) 90 | Max. liquid temperature (°C) 90 | Max. liquid temperature (°C) 90 | Max. liquid temperature (°C) 90 |
Height (cm) | Height (cm) 40.5 | Height (cm) 40.5 | Height (cm) 40.5 | Height (cm) 40.5 |
Width (cm) | Width (cm) 70.1 | Width (cm) 60.5 | Width (cm) 70.1 | Width (cm) 73.3 |
Weight (Kg) | Weight (Kg) 121 | Weight (Kg) 105 | Weight (Kg) 134.2 | Weight (Kg) 147 |
Warranty (years) | Warranty (years) 2 | Warranty (years) 2 | Warranty (years) 2 | Warranty (years) 2 |