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4SD 8
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 +35℃.
Maximum sand content:0.25%.
Maximum immersion:80m.
Minimum well diameter:4".

Motor and Pump

Rewindable motor or Full obturated screen motor
Three-phase:380V-415V/50Hz
Single-phase:220V-240V/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 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 1.2 2.4 3.6 4.8 6.0 7.2 8.4 9.6 10.8
Q(l/min) 0 20 40 60 80 100 120 140 160 180
4SDM8/5 4SD8/5 0.55 0.75 H(m) 32 30 28 26 25 23 21 18 13 8
4SDM8/7 4SD8/7 0.75 1 45 42 39 37 35 33 30 25 18 11
4SDM8/9 4SD8/9 1.1 1.5 58 54 51 47 45 42 38 32 24 15
4SDM8/12 4SD8/12 1.5 2 77 72 68 63 60 56 51 43 32 20
4SDM8/15 4SD8/15 2.2 3 97 90 84 79 75 70 63 53 39 24
4SDM8/17 4SD8/17 2.2 3. 110 102 96 90 85 79 72 60 45 28
- 4SD8/21 3 4 135 127 118 111 104 98 89 75 55 34
- 4SD8/26 4 5.5 168 157 146 137 129 122 110 92 68 42
- 4SD8/30 4 5.5 194 181 169 158 149 140 127 107 79 49
- 4SD8/36 5.5 7.5 232 217 203 190 179 168 152 128 95 59
- 4SD8/40 5.5 7.5 258 241 225 211 199 187 169 142 105 65

MODEL DN DIMENSIONS(mm) WEIGHT(kg)
1~220V/240V 3~380V/415V L1 L(S) L(T) G(S) G(T)
4SDM8/5 4SD8/5 1¼"/1½"/2" 434 761 746 12 11
4SDM8/7 4SD8/7 1¼"/1½"/2" 510 857 837 13 12
4SDM8/9 4SD8/9 1¼"/1½"/2" 586 973 933 16 14
4SDM8/12 4SD8/12 1¼"/1½"/2" 700 1147 1087 19 17
4SDM8/15 4SD8/15 1¼"/1½"/2" 814 1350 1261 24 20
4SDM8/17 4SD8/17 1¼"/1½"/2" 890 1426 1337 25 20
- 4SD8/21 1¼"/1½"/2" 1074 - 1551 - 24
- 4SD8/26 1¼"/1½"/2" 1264 - 1815 - 29
- 4SD8/30 1¼"/1½"/2" 1416 - 1967 - 30
- 4SD8/36 1¼"/1½"/2" 1644 - 2265 - 34
- 4SD8/40 1¼"/1½"/2" 1827 - 2448 - 36

 

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