4SN High Head Submersible Pump
DONGYIN Pump provide a wide range of deep well submersible pumps from 2'' to 10'' which are designed for transferring water from wells, ponds, lakes and cisterns.
4SN series are suitable for wells over φ100mm
4SN series pump is 4inch integrated submersible pump which is designed to pump water from bottom inlet. They are suitable for transferring water without abrasive particles, for well water lifting, farm irrigation, garden irrigation and living water supply,industrial water eliminating, construction water supply and drainage, breeding industry water supply and drainage, etc.
Maximum fluid temperature up to +35℃
Maximum sand content: 0.15%
Minimum well diameter:4"
Rewindable motor
Single-phase:220-240V/50Hz
Three-phase:380-415V/50Hz
Equip with start control box or digital auto-control box
Pumps are designed by casing stressed
Curve tolerance according to ISO 9906
Components | Material |
Delivery casing | AlSI304 SS |
Suction lantem | AlSI304 SS |
Pump external casing | AlSI304 SS |
Diffuser | Plastic.PC |
lmpeller | Plastic.POM |
Motor external casing | AISI 304 SS |
Top chock | Cast-iron ASTM NO.30 |
Bottom support | AISI304 SS |
Mechanical seal | Graphite-Ceramic |
Shaft | AISI 304 SS.ASTM 5140 |
Seal lubricant oil | Ol for food machinery and pharmaceutic use. |
Other voltages or frequency 60Hz
Single phase with built-in capacitor
Float switch for optional