4" (QSD) Stainless Steel Screw Pump With Oil-filled Type Motor
4" (QSD) Stainless Steel Screw Pump with oil-filled type motor
MAIN FEATURES
1.Single screw instead of impellers
2.oil filled motor
3.Sandproof device
4.High head and efficiency
TECHNICAL DATA
-Pump
1.Qmax: 2.0 (m3/h)
2.Total head from 50 to 120 (m)
-MOTOR
1.Power: 0.25 to 1.1 kw (1 phase)
2.Insulation class : F
3.Protection grade: IP 68
4.Maximum diameter : Φ94.5~127 mm
5.Highest temperature of liquid : 40 °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''.
4.Maximum immersion depth: 80m.
-Materials
1.Pump casing: AISI304 stainless steel
2.Inlet/Outlet:Stainless Steel
3.Screw: Steel
4.Bottom support: Stainless Steel
5.Shaft :AISI 304 stainless steel.
6.Motor casing: AISI 304 stainless steel.
7.Mechanical seal: Graphite- Ceramic
Performance table: (n=2900 rpm)

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