4" (QGD) SUBMERSIBLE SCREW PUMP ,BOREHOLE PUMP

MAIN FEATURES,

1.Single screw instead of impellers
2.Dry type motor
3.Sandproof device
4.High head and efficiency



TECHNICAL DATA

-Pump

1.Qmax: 5.0 (m³/h)
2.Total head from 50 to 150 (m)

-MOTOR

1.Power: 0.25 to 1.1 kw (1 phase)

2.Insulation class : B
3.Protection grade: IP 68
4.Maximum diameter : Φ94.5~127 mm
5.Highest temperature of liquid : 35 °C
6.International standard:  IEC 60335-1   IEC 60335-2-41.

-Application

1.For water supply from wells or reservoirs.
2.For domestic use,for civil and industrial applications.
3.For sprimking and flow irrigation plants.

-Operating conditions

1.Water temperature up to 35 Cent.Degree.
2.Maximum sand content: 0.25%
3.Minimum international diameter of well: 4''/5''.
4.Maximum immersion depth: 80m.

-Materials

1.Pump casing: steel
2.Inlet:  Steel
3.Screw: Steel
4.Outlet:Steel
5.Shaft : AISI 304 stainless steel.
6.Motor casing: Steel.
7.Mechanical seal: tungsten carbides.

Performance table:  (n=2900 rpm)