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3SRm 1/21 - 0.50 HP single-phase submersible electric pump
Flow rate up to 30 l/min (1.8 m³/h). Head up to 90 meters. 0.37 Kw (0.50 HP) motor.
Telephone support for information before purchasing.
Reinforced packaging to reduce transport damage.
Reinforced packaging to reduce transport damage.
We supply all spare parts on this product.
Description
The PEDROLLO 3SRm 1/21 has a flow rate that varies from 5 to 30 litres per minute with a head from 24 to 90 metres.
Due to its high performance and reliability, it is suitable for domestic, civil and industrial use, for the distribution of water in combination with pressure tanks, for irrigation of vegetable gardens and gardens, for washing systems, for pressure raising or for fire-fighting systems.
Submersible electric pump with 3-inch rewindable oil-bath motor.
Data sheet
- Motor connection
- SINGLE PHASE
- Power (Kw)
- 0.37
- Power (HP)
- 0.50
- Absorption at 230V (A)
- 3.4
- Capacitor
- 12.5 µF450 VL
- Delivery port
- 1 "
- Body Pump
- AISI 304 stainless steel
- Impeller
- Delrin
- Number of impellers
- 21
- Pump shaft
- AISI 304 stainless steel
- Check valve
- Yes
- Degree of protection
- IP 68
- Flow rate min. (l./min.)
- 5
- Max flow (l./min.)
- 30
- Min head (m.)
- 24
- Max head (m.)
- 90
- Employments
- water supply, pressurization systems, irrigation
- Liquid temperature max. (° C)
- 35
- Outside diameter (cm)
- 7.6
- Weight kg)
- 9.6
- Guarantee
- 2
3SRm models and performance 1
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3SR construction data
Bearings
| Pump bearing - fixed part | Anti-friction polymer |
| Pump bearing - rotating part | Sintered AISI 316 steel with ceramic coating |
Tree holding
Materials
| 1.3 - Delivery body | Stainless steel EN 1.4301 (AISI 304) |
| 3.0 - Impeller | POM acetal resin |
| 4.0 - Pump shaft | Stainless steel EN 1.4301 (AISI 304) |
| 4.2 - Towing joint | Stainless steel EN 1.4404 (AISI 316L) |
| 5.1 - Diffuser | Reinforced technopolymer |
| 5.3 - Diaphragm/Diffuser Cover | Reinforced technopolymer |
| 7.0 - Lantern | Stainless steel EN 1.4301 (AISI 304) |
| 7.1 - Check Valve | Stainless steel EN 1.4301 (AISI 304) |
| 7.2 - Pump shirt | 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) |
Compare with Similar Products
 3SRm 1/21 - 0.50 HP single-phase submersible electric pumpThis product Flow rate up to 30 l/min (1.8 m³/h). Head up to 90 meters. 0.37 Kw (0.50 HP) motor. |  3SRm 1/14 - 0.33 HP single-phase submersible electric pumpFlow rate up to 30 l/min (1.8 m³/h). Head up to 60 meters. 0.25 Kw (0.33 HP) motor. |  3SRm 1/31 - 0.75 HP single-phase submersible electric pumpFlow rate up to 30 l/min (1.8 m³/h). Head up to 133 meters. 0.55 Kw (0.75 HP) motor. |  3SRm 1/42 - 1 HP single-phase submersible electric pumpFlow rate up to 30 l/min (1.8 m³/h). Head up to 181 meters. 0.75 Kw (1 HP) motor. | |
|---|---|---|---|---|
| Motor connection | Motor connection SINGLE PHASE | Motor connection SINGLE PHASE | Motor connection SINGLE PHASE | Motor connection SINGLE PHASE |
| Power (Kw) | Power (Kw) 0.37 | Power (Kw) 0.25 | Power (Kw) 0.55 | Power (Kw) 0.75 |
| Power (HP) | Power (HP) 0.50 | Power (HP) 0.33 | Power (HP) 0.75 | Power (HP) 1 |
| Absorption at 230V (A) | Absorption at 230V (A) 3.4 | Absorption at 230V (A) 3.2 | Absorption at 230V (A) 4.5 | Absorption at 230V (A) 6.0 |
| Capacitor | Capacitor 12.5 µF450 VL | Capacitor 12.5 µF450 VL | Capacitor 16 µF450 VL | Capacitor 20 µF450 VL |
| Delivery port | Delivery port 1 " | Delivery port 1 " | Delivery port 1 " | Delivery port 1 " |
| Body Pump | Body Pump AISI 304 stainless steel | Body Pump AISI 304 stainless steel | Body Pump AISI 304 stainless steel | Body Pump AISI 304 stainless steel |
| Impeller | Impeller Delrin | Impeller Delrin | Impeller Delrin | Impeller Delrin |
| Number of impellers | Number of impellers 21 | Number of impellers 14 | Number of impellers 31 | Number of impellers 42 |
| Motor shaft | Motor shaft -- | Motor shaft -- | Motor shaft AISI 304 stainless steel | Motor shaft -- |
| Pump shaft | Pump shaft AISI 304 stainless steel | Pump shaft -- | Pump shaft AISI 304 stainless steel | Pump shaft AISI 304 stainless steel |
| Check valve | Check valve Yes | Check valve -- | Check valve Yes | Check valve Yes |
| Degree of protection | Degree of protection IP 68 | Degree of protection IP 68 | Degree of protection IP 68 | Degree of protection IP 68 |
| Flow rate min. (l./min.) | Flow rate min. (l./min.) 5 | Flow rate min. (l./min.) 5 | Flow rate min. (l./min.) 5 | Flow rate min. (l./min.) 5 |
| Max flow (l./min.) | Max flow (l./min.) 30 | Max flow (l./min.) 30 | Max flow (l./min.) 30 | Max flow (l./min.) 30 |
| Min head (m.) | Min head (m.) 24 | Min head (m.) 16 | Min head (m.) 35 | Min head (m.) 47.5 |
| Max head (m.) | Max head (m.) 90 | Max head (m.) 60 | Max head (m.) 133 | Max head (m.) 181 |
| Employments | Employments water supply, pressurization systems, irrigation | Employments water supply, pressurization systems, irrigation | Employments water supply, pressurization systems, irrigation | Employments water supply, pressurization systems, irrigation |
| Liquid temperature max. (° C) | Liquid temperature max. (° C) 35 | Liquid temperature max. (° C) 35 | Liquid temperature max. (° C) 35 | Liquid temperature max. (° C) 35 |
| Height (cm) | Height (cm) -- | Height (cm) 79.3 | Height (cm) 113.4 | Height (cm) 14.11 |
| Outside diameter (cm) | Outside diameter (cm) 7.6 | Outside diameter (cm) 7.6 | Outside diameter (cm) 7.6 | Outside diameter (cm) 7.6 |
| Weight kg) | Weight kg) 9.6 | Weight kg) 9.1 | Weight kg) 11 | Weight kg) 13.1 |
| Guarantee | Guarantee 2 | Guarantee 2 | Guarantee 2 | Guarantee 2 |
