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3SR 1/21 - 0.50 HP three-phase submersible 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.
After-sales assistance for product installation.
We supply all spare parts on this product.
Description
The PEDROLLO 3SR 1/21 has a flow rate that varies from 5 to 30 liters per minute with a head from 24 to 90 meters.
Thanks to its high performance and reliability, it is suitable for use in the domestic, civil and industrial fields, for the distribution of water in conjunction with autoclaves, for irrigation of vegetable gardens and gardens, for washing systems, for raising pressure. or for fire-fighting systems.
Submersible electric pump with 3 inch motor in rewindable oil bath.
Data sheet
- Motor connection
- THREE-PHASE
- Power (HP)
- 0.50
- Absorption at 400V (A)
- 1.5
- 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
- Height (cm)
- 90.5
- Outside diameter (cm)
- 7.6
- Weight kg)
- 9.6
- Guarantee
- 2
3SR 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
 3SR 1/21 - 0.50 HP three-phase submersible 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. |  3SR 1/14 - 0.33 HP three-phase submersible pumpFlow rate up to 30 l / min (1.8 m³ / h). Head up to 60 meters. 0.25 Kw (0.33 HP) motor. |  3SR 1/31 - 0.75 HP three-phase submersible pumpFlow rate up to 30 l / min (1.8 m³ / h). Head up to 133 meters. 0.55 Kw (0.75 HP) motor. |  3SR 1/42 - 1 HP three-phase submersible 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 THREE-PHASE | Motor connection THREE-PHASE | Motor connection THREE-PHASE | Motor connection THREE-PHASE |
| Power (HP) | Power (HP) 0.50 | Power (HP) 0.33 | Power (HP) 0.75 | Power (HP) 1 |
| Absorption at 400V (A) | Absorption at 400V (A) 1.5 | Absorption at 400V (A) 1.4 | Absorption at 400V (A) 1.9 | Absorption at 400V (A) 2.6 |
| 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 |
| 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) 90.5 | Height (cm) 77.3 | Height (cm) 11.14 | Height (cm) 13.71 |
| 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 |
