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4SK
Deep Well Pumps

Application

For water supply from wells or reservoirs.
For domestic use,for civil and industrial applications.
For garden use and irrigation.

Operating conditions 

Maximum fluid temperature up to +40℃.
Maximum sand content:0.15%.
Maximum immersion:50m.
Minimum well diameter:4".

Motor and Pump

Rewindable motor
Three-phase:380V-415V/50Hz
Single-phase:220V-240V/50Hz
Equip with start control box or digital auto-control box
Curve tolerance according to ISO 2548

Options on request

Special mechanical seal 
Other voltages or frequency 60 Hz

Warranty:1 year

(according to our general sales conditions).

Parameter
Chart
Dimensions
Structure

PERFORMANCE DATA 50Hz

MODEL P₂ DELIVERY                  n≈2850r/min
1~220V/240V 3~380V/415V KW HP Q(m³/h) 0 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7
Q(l/min) 0 5 10 15 20 25 30 35 40 45
4SKM100 4SK100 0.75 1 H(m) 60 56 50 43 37 31 25 18 12 6
4SKM150 4SK150 1.1 1.5 98 88 78 69 59 49 39 30 20 10
4SKM200 4SK200 1.5 2 110 104 92 81 69 58 46 35 24 14

Components Material
Delivery casing Cast-Cu ASTM280
Suction lantern ① Cast-Cu ASTM280 ② AISI 202 SS
Diffuser ① Cast-Cu ASTM280 ② AISI 202 SS
Impeller Cast-Cu ASTM280
Strainer AISI 304 SS
Motor external casing AISI 304 SS
Top chock ① Cast-Cu ASTM280 ② Cast-iron G20 UNI5007
Bottom support AISI 304 SS
Mechanical seal Special seal for deep well(carbon-SIC/TC)
Shaft AISI 316 SS-C1045
Bearing NSK
Seal lubricant oil Oil for food machinery and pharmaceutic use