4SD Submersible Deep Well Pump
DONGYIN Pump provide a wide range of deep well submersible pumps from 2'' to 10'' which are designed for tranfering water from wells, ponds, lakes and cisterns.
4SD series are suitable for wells over φ100mm
4SD deep well submersible pump is used to pump water from drilled deep wells, borehole wells, ponds, and lakes. Ideal for sprinkler lawn irrigation, elevated and cistern tanks filling, water fountains, industrial and farming water supply, and agricultural irrigation.
Maximum fluid temperature up to +35°C
Maximum sand content:0.25%
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
NEMA dimension standards
Curve tolerance according to ISO 9906
Components | Material |
Pump external casing | AISI304 SS |
Delivery casing | ①Cast-Cu ASTM C85500 ②AISI 304 SS |
Suction lantern | ①Cast-Cu ASTM C85500 ②AISI 304 SS |
Difuser | Plastic.PC |
lmpeller | Plastic.POM |
Shaft | AlSI304 SS |
Shaft coupling | AlSI304 SS |
Wear ring | AlSI 304 SS |
Motor external casing | AlISI 304 SS |
Top chock | ①Cast-Cu ASTM C85500 ②AISI 420 SS |
③Cast-iron ASTM NO.30 | |
Bottom support | AISI 304 Ss |
Mechanical seal | Special seal for deep well(Graphite-Ceramic) |
Shaft | AISI 304 SS-ASTM5140 |
Seal lubricant oil | Oil for food machinery and pharmaceuic use. |
Top chuck is available with brass or SS304
Delivery casing, Inlet parts are available SS304
Other voltages or frequency 60Hz
Single phase motor with built-in capacitor