Automatic Pressure Pump,Force Pressure Control,Pressure Control Switch,Automatic Pressure Control Ningbo Metal Sharing Supply Chain Management Co., Ltd , https://www.customsharing.com
Minimum well diameter: 3.5"
Maximum fluid temperature up to: +35 ºC
Maximum sand content: 0.25%
Maximum immersion depth: 80m
Specifications
Rewindable motor or fully enclosed shielding motor
Single-phase:Â 220V-240V/50Hz
Three-phase:Â 380V-415V/50Hz
Dimension complied with NEMA standard
Curve tolerance accord with ISO9906
Options on request
Special material components
Start control box or automatic digital control box
Cable length
Other voltages or frequency 60Hz
Single phase motor with built-in capacitor
Application
Water supply
Sprinkler irrigation
Pressure boosting
Fire-fighting
4 Inches 35 Centigrade Submersible Multistage Pumps (4SD2/8)
Components
Material
Pump external casing
AISI304SS
Delivery casing
 Cast-Cu ASTM C8500Â
Suction lantern
 Cast-Cu ASTM C8500Â
Diffuser
Plastic.PC
Impeller
Plastic.POM
Shaft
 AISI316SS AISI304SS
Shaft coupling
 AISI316SS AISI304SS
Wear ring
AISI304SSÂ &Â Ceramic
Moter External Casing
AISI304SS Cast-iron ASTMN0.30
Top chock
Cast-Cu ASTM C85500Â
Bottom support
AISIÂ 304Â SS
Mechanical seal
Special seal for Deep well(Graphite-Ceramic/TC)
ShaftÂ
AISIÂ 303Â SS-ASTMÂ 1045/5140
Bearing
NSK
Seal lubricant oil
Oil for food machinery and pharmaceutic use.
Performance Data
MODEL
DN
DiNENSION(mm)
WEIGHT(kg)
1-220V/240V
3-380V/415V
P
M(s)
M(T)
T(s)
T(T)
P
M(s)
M(T)
T(s)
T(T)
3.5SDM2.5/4
3.5SDM2.5/4
1.25"
286
278
263
564
549
1.8
4.7
4.1
6.5
5.9
3.5SDM2.5/6
3.5SDM2.5/6
1.25"
333
293
278
626
611
2.1
5.3
4.7
7.4
6.8
3.5SDM2.5/8
3.5SDM2.5/8
1.25"
379
313
293
692
672
2.4
6.1
5.3
8.5
7.7
3.5SDM2.5/10
3.5SDM2.5/10
1.25"
425
313
293
738
718
2.7
6.1
5.3
8.8
8
3.5SDM2.5/12
3.5SDM2.5/12
1.25"
471
338
313
809
784
3.1
7
6.1
10.1
9.2
3.5SDM2.5/14
3.5SDM2.5/14
1.25"
517
338
313
855
830
3.4
7
6.1
10.4
9.5
3.5SDM2.5/16
3.5SDM2.5/16
1.25"
564
363
338
927
902
3.7
8
7
11.7
10.7
3.5SDM2.5/18
3.5SDM2.5/18
1.25"
610
363
338
973
948
4.1
8
7
12.1
11.1
3.5SDM2.5/22
3.5SDM2.5/22
1.25"
726
414
363
1140
1089
4.9
9.8
8
14.7
12.9
3.5SDM2.5/26
3.5SDM2.5/26
1.25"
819
414
363
1233
1182
5.6
9.8
8
15.4
13.6
3.5SDM2.5/30
3.5SDM2.5/30
1.25"
911
550
414
1461
1325
11.6
11.6
9.8
17.8
16
3.5SDM2.5/34
3.5SDM2.5/34
1.25"
1003
550
414
1553
1417
11.6
11.6
9.8
18.5
16.7
3.5SDM2.5/40
3.5SDM2.5/40
1.25"
1166
534
550
1700
1716
14.5
14.5
11,6
22.6
19.7
3.5SDM2.5/46
3.5SDM2.5/46
1.25"
1305
534
550
1839
1855
14.5
14.5
11.6
23.5
20.6
Performance Data
MODELÂ 50Hz
POWER
Delivery       n-2850r/min
KW
HP
Q
m³/h
0
0.3
0.6
0.9
1.2
1.5
1.8
2.1
2.4
2.7
3
3.3
3.6
1-220V/240V
3-380V/415V
1/min
0
5
10
15
20
25
30
35
40
45
50
55
60
3.5SDM2.5/4
3.5SDM2.5/4
0.18
0.25
H(m)
23
22
22
21
21
29
19
17
15
13
11
8
6
3.5SDM2.5/6
3.5SDM2.5/6
0.25
0.33
34
34
33
32
31
30
28
26
23
20
16
12
8
3.5SDM2.5/8
3.5SDM2.5/8
0.37
0.5
46
45
44
43
42
40
37
34
31
26
22
17
11
3.5SDM2.5/10
3.5SDM2.5/10
0.37
0.5
57
56
55
54
52
50
47
43
38
33
27
21
15
3.5SDM2.5/12
3.5SDM2.5/12
0.55
0.75
8
67
66
64
62
60
56
51
46
40
33
25
17
3.5SDM2.5/14
3.5SDM2.5/14
0.55
0.75
80
79
77
75
73
70
65
60
54
46
38
29
19
3.5SDM2.5/16
3.5SDM2.5/16
0.75
1
91
90
88
86
83
80
74
69
61
53
43
33
22
3.5SDM2.5/18
3.5SDM2.5/18
0.75
1
103
101
99
97
94
90
84
77
69
59
49
37
25
3.5SDM2.5/22
3.5SDM2.5/22
1.1
1.5
125
123
121
118
114
110
102
94
84
73
60
45
31
Pressure Control
4 Inches 35 Centigrade Submersible Multistage Pumps (4SD2/8)
Model NO.: 4SD2/8
Application: Submersible Pump
Industry: Oil Pumps
Media: Sea Water Pump
Performance: Automatic Pump
Theory: Centrifugal Pump
Suitable Well Size: 4 Inches: Casing Material: AISI 304ss
out/Inlet&Oil Chamber: Brass: Shaft: AISI 304ss and Carbon Steel Connected
Diffuser&Impeller: Plastic. PC& POM: Bearing: C&U/ NSK
Delivery: 448m: Capacity:270L/Min
Trademark: DAQIN
Specification: CE SGS ISO9906 NEMA
Origin: China
Operating condistions