3.5SD 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.
3.5SD series are suitable for wells over φ90mm
3.5SD 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:3.5"
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 |
Pump external casing | AIS 304 SS |
Delivery casing | Cast-Cu ASTM C85500 |
Suction lantern | Cast-Cu ASTM C85500 |
Difuser | Plastic.PC |
lmpeller | Plastic.POM |
Shaft | AlSI304 SS |
Shaft oupling | AISI304 SS |
Wear ring | AlSI304 SS |
Motor external casing | AISI 304 SS |
Top chock | ①Cast-Cu ASTM C85500 |
②Cast-iron ASTM NO.30 | |
Bottom support | AISI 304 SS |
Mechanical seal | Special seal for deep wellGraphite-Ceramic) |
Shaft | AISI 304 SS-ASTM5140 |
Seal lubricant oil | Oil for food machinery and pharmaceutic use. |
Special mechanical seal
Other voltagesor frequency 60Hz
Single phase motor with built-in capacitor