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Deep Well Pump
Fosen deep well pumps are specially designed for deep well pumping, providing high efficiency, energy saving and corrosion resistance, ensuring long-term reliable water supply. They are suitable for a variety of deep well scenarios such as agricultural irrigation, industrial water use and household drinking water.
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Product Description
SUBMERSIBLE DEEP WELL PUMP
Deep well pump is a water lifting machine with motor and pump directly connected embedded in the water, it is suitable for extracting groundwater from deep wells, and can also be used in rivers, reservoirs, canals and other water lifting projects, mainly used for farmland irrigation and water for human and animal life in the plateau mountainous areas, and can also be used for water supply and drainage for the cities, factories, railroads, mines and construction sites.Translated with DeepL.com (free version)
SRM
Model Description
Higher motor efficiency and stability
Wear resistant and sand resistant
Compared to ordinary bearings, it has better stability and longer service life
The insulation level of the motor is better, making it less prone to leakage and burning out
Applications
For water supply from wells or reservoirs.
For domestic use,for civil and industrial applications.
For garden use and irrigation.
Operating Conditions
Maximum fluid temperature up to +35 °C
Maximum sand content : 0.25%
Maximum immersion :150m
Minimum well diameter : 3.5,4
Motor and Pump
Rewindable motor
Three-phase:380V-415V/50Hz
Single-phase:220V-240V /50Hz
Equip with start control box
Pumps are designed by casing stressed
NEMA dimension standards
Options on Request
Special mechanical seal
Other voltages or frequency 60 Hz
Single phase motor with built-in capacitor
| Components | Material |
| Pump external casing | ①AISI 304SS ②AISI201 SS ③Cast iron |
| Outlet | ①AISI 304SS ②AISI201 SS |
| Pumping Chamber | ①AISI 304SS ②AISI 201 SS ③Cast iron |
| Diffuser | ABS |
| Impeller | ABS |
| Pump shaft | ①AISI304SS ②AISI 201 SS ③Stainless iron |
| Coupling | ①AISI304SS ②AISI 201 SS ③Stainless iron |
| Inlet | ①AISI 304SS ②AISI 201SS ③Cast iron |
| Oil Chamber | ①AISI304SS ②AISI 201 SS ③Cast iron |
| Oil Chamber Cover | ①AISI304SS ②AISI 201 SS ③Stainless iron |
| Bottom | ①AISI 304SS ②AISI 201SS ③Stainless iron |
| Fender ring | ①AISI 304SS ②AISI201 SS ③Stainless iron |
Performance Curve 3.5SR(M)2
Performance parameter
| Model | P2 | DELIVERY n≈2850r/min | ||||||||||||
| MAX Head | Rated Head | |||||||||||||
| 220V | W | HP | Q | m³/h | 0 | 0.6 | 1.2 | 1.8 | 2 | 2.4 | 3.0 | 3.6 | 4.2 | 4.8 |
| I/min | 0 | 10 | 20 | 30 | 33.3 | 40 | 50 | 60 | 70 | 80 | ||||
| 3.5SRM2/8 | 370 | 0.5 | H(m) | 41 | 40 | 38 | 35 | 35 | 32 | 26 | 18 | 10 | 5 | |
| 3.5SRM2/11 | 550 | 0.75 | 58 | 56 | 53 | 50 | 50 | 46 | 38 | 26 | 14 | 8 | ||
| 3.5SRM2/14 | 750 | 1 | 75 | 73 | 70 | 68 | 67 | 60 | 49 | 34 | 18 | 10 | ||
| 3.5SRM2/19 | 1100 | 1.5 | 110 | 108 | 103 | 96 | 95 | 88 | 72 | 50 | 26 | 13 | ||
| 3.5SRM2/26 | 1500 | 2 | 150 | 146 | 140 | 130 | 127 | 115 | 95 | 66 | 34 | 16 | ||
The model with ”M“means single phase
Performance Curve 3.5SR(M)3
Performance parameter
| Model | P2 | DELIVERY n≈2850r/min | |||||||||
| MAX Head | Rated Head | ||||||||||
| 220V/380V | W | HP | m³/h | 0 | 1 | 2 | 3 | 4 | 5 | 6 | |
| Q I/min | 0 | 16.6 | 33.3 | 50 | 66.6 | 83.3 | 100 | ||||
| 3.5SRM3/7(S) | 370 | 0.5 | H(m) | 36 | 33 | 31 | 30 | 25 | 19 | 10 | |
| 3.5SRM3/9(S) | 550 | 0.75 | 48 | 44 | 42 | 40 | 35 | 28 | 12 | ||
| 3.5SRM3/11(S) | 750 | 1 | 59 | 55 | 52 | 48 | 43 | 30 | 15 | ||
| 3.5SRM3/16(S) | 1100 | 1.5 | 87 | 82 | 76 | 72 | 60 | 41 | 22 | ||
| 3.5SRM3/21(S) | 1500 | 2 | 120 | 114 | 107 | 100 | 90 | 70 | 30 | ||
The model with ”M“ means single phase
Performance Curve 3.5SR(M)5
Performance parameter
| Model | P2 | DELIVERY n≈2850r/min | |||||||||||
| MAX Head | Rated Head | ||||||||||||
| 220V/380V | W | HP | Q |
m³/h I/min |
0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| 0 | 16.6 | 33.3 | 50 | 66.6 | 83.3 | 100 | 116.6 | 133.3 | |||||
| 3.5SRM5/7(S) | 550 | 0.5 | H(m) | 36 | 35 | 34 | 32 | 30 | 27 | 23 | 15 | 6 | |
| 3.5SRM5/9(S) | 750 | 1 | 49 | 48 | 46 | 43 | 40 | 36 | 28 | 19 | 7 | ||
| 3.5SRM5/12(S) | 1100 | 1.5 | 66 | 64 | 62 | 59 | 55 | 50 |
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