edwina@edwin-pump.com
6SDM50 6" Borehole Sand-Resistant Float Impeller Deep Well Pump
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The 6SDM50 6" Borehole Sand-Resistant Float Impeller Deep Well Pump is a high-quality and durable water pumping solution designed for borehole applications. This pump is equipped with anti-corrosion and sand resistance features, along with a high-quality float impeller.
Applications :
- For water supply from wells or reservoirs
- For domestic use, for civil and industrial applications
- For garden use and irrigation
1、The anti-corrosion feature of the pump ensures its resistance to corrosion caused by water or other environmental factors. This enhances the longevity and durability of the pump, making it suitable for long-term use in various water conditions.
2、The sand resistance feature is designed to handle sand and other abrasive particles commonly found in boreholes. It prevents clogging and damage to the pump, ensuring smooth and efficient operation even in challenging environments.
3、The high-quality float impeller of the pump contributes to its overall performance and efficiency. It is designed to efficiently move water, providing reliable and consistent water pumping from the borehole.
4、The 6SDM45 pump is specifically designed for borehole applications, allowing it to be fully submerged in water. This submersible design maximizes efficiency and minimizes noise, making it suitable for various settings including residential, commercial, or agricultural.
Operating Conditions:
Maximum fluid temperature up to +35℃
Maximum sand content : 0.25%
Minimum well diameter : 6"
Motor and Pump :
Reversible Motor
Single-phase : 220-240V/50Hz
Three-phase : 380-415V/50Hz
Equipped with a starter control box or digital automatic control box
Curve tolerance complies with ISO 9906 standards.
Options on request :
- Special mechanical seal
- Other voltages or frequency 60Hz
- Single phase motor with built-in capacitor
Warranty : 2 years
(according to our general sales conditions)
Certificate :

|
Components |
Material |
|
Pump external casing |
Stainless Steel |
|
Delivery casing |
Cast-Cu ASTM C85500 |
|
AISI 304 SS |
|
|
Cast-iron ASTM NO.30 |
|
|
Suction lantern |
1.AISI 304 SS 2.Cast-ASTM NO.30 |
|
Diffuser |
Plastic.PC |
|
Impeller |
Plastic.POM |
|
Shaft |
AISI 304 SS |
|
Shaft coupling |
AISI 304 SS |
|
Wear ring |
AISI 304 SS |
|
Motor external casing |
Stainless Steel |
|
Oil chamber |
①Cast-Cu ASTM C85500 |
|
②Cast-iron ASTM NO.30 |
|
|
Bottom support |
AISI 304 SS |
|
Mechanical seal |
Special seal for deep well(Graphite-Ceramic) |
|
Shaft |
AISI 304 SS-ASTM 5140 |
|
Seal lubricant oil |
Oil for food machinery and pharmaceutic use. |


| MODEL | MOTOR | DELIVERY n≈2850r/min | ||||||||||||
| 1~220-240V | 3~ 380-415V | KW | HP | Q(m³/h) | 0 | 6 | 12 | 18 | 24 | 30 | 36 | 42 | 48 | 54 |
| Q(l/min) | 0 | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 | ||||
| 6S□M50/2 | 6S□50/2 | 4 | 5.5 | H(m) | 28 | 27 | 25 | 23 | 22 | 20 | 18 | 16 | 12 | 8 |
| 6S□M50/3 | 6S□50/3 | 5.5 | 7.5 | 42 | 40 | 38 | 35 | 33 | 30 | 27 | 23 | 18 | 11 | |
| - | 6S□50/4 | 7.5 | 10 | 56 | 53 | 50 | 47 | 44 | 40 | 36 | 31 | 25 | 15 | |
| - | 6S□50/5 | 7.5 | 10 | 70 | 67 | 63 | 58 | 54 | 49 | 44 | 39 | 31 | 19 | |
| - | 6S□50/6 | 9.2 | 12.5 | 84 | 80 | 75 | 70 | 65 | 59 | 53 | 47 | 37 | 23 | |
| - | 6S□50/7 | 11 | 15 | 98 | 93 | 88 | 82 | 76 | 69 | 62 | 54 | 43 | 26 | |
| - | 6S□50/8 | 13 | 17.5 | 113 | 107 | 101 | 94 | 87 | 79 | 71 | 62 | 49 | 30 | |
| - | 6S□50/9 | 15 | 20 | 127 | 120 | 113 | 105 | 98 | 89 | 80 | 70 | 55 | 34 | |
| - | 6S□50/10 | 15 | 20 | 141 | 133 | 126 | 117 | 109 | 99 | 89 | 78 | 61 | 38 | |
| - | 6S□50/12 | 18.5 | 25 | 169 | 160 | 151 | 140 | 131 | 119 | 107 | 93 | 74 | 45 | |
| - | 6S□50/14 | 22 | 30 | 197 | 186 | 176 | 164 | 152 | 138 | 124 | 109 | 86 | 53 | |
| - | 6S□50/16 | 26 | 35 | 225 | 213 | 201 | 187 | 174 | 158 | 142 | 124 | 98 | 60 | |
| - | 6S□50/18 | 30 | 40 | 253 | 240 | 226 | 210 | 196 | 178 | 160 | 140 | 110 | 68 | |
| - | 6S□50/20 | 37 | 50 | 281 | 266 | 251 | 234 | 218 | 198 | 178 | 155 | 123 | 75 | |
| - | 6S□50/22 | 37 | 50 | 309 | 293 | 276 | 257 | 239 | 217 | 195 | 171 | 135 | 83 | |
| MODEL | MOTOR | DELIVERY n≈3450r/min | ||||||||||||
| 3~ 220/380V | KW | HP | Q(m³/h) | 0 | 6 | 12 | 18 | 24 | 30 | 36 | 42 | 48 | 54 | 60 |
| Q(l/min) | 0 | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 | 100 | |||
| 6□□50/3 | 9.2 | 12.5 | H(m) | 56 | 55 | 52 | 49 | 47 | 44 | 41 | 36 | 31 | 26 | 21 |
| 6□□50/4 | 11 | 15 | 75 | 73 | 69 | 65 | 62 | 59 | 54 | 49 | 42 | 35 | 28 | |
| 6□□50/5 | 13 | 17.5 | 93 | 91 | 87 | 82 | 78 | 73 | 68 | 61 | 53 | 44 | 35 | |
| 6□□50/6 | 15 | 20 | 112 | 109 | 104 | 98 | 93 | 88 | 81 | 73 | 63 | 53 | 42 | |
6□□ in the above table can be replaced by 6SD ,6SS
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