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CORA 75 - Multistage Submersible Motor Pumpsets Applications : § Domestic water supply § Irrigation § Fire protection systems § Fountains
CORA 75 - Multistage Submersible Motor Pumpsets
Applications :
§ Domestic water supply
§ Irrigation
§ Fire protection systems
§ Fountains
Design features§ Stage casing with wear ring
§ Superior chrome steel rotor shaft
§ Rewindable water filled motor
§ Tilting pad type thrust bearing
§ Copper rotor
Material of construction
Pump / Stator Jacket - Stainless Steel
Suction Casing - Cast Iron
Stage Casing - Noryl with SS wear ring
Impeller - Noryl
Shaft / Coupling Sleeve - Chrome Steel
Bearing / Valve Body - Cast Iron
Winding Wire - Polywrap Copper
Thrust Bearing - Carbon vs Cr. Steel
Performance table
Nominal Speed : 2850 rpm Power : 230 V, 50 Hz Single Phase AC supply
Pump Type : CORA 75-20A NRV : 32 mm Outside diameter : 80 mm max.
Hea
d(m
)Stage
MotorUMAI (S) 75
Rating
kW HP
Cable2mm
Starting
3Discharge (m /hr.)
0.6
40
60
80
0.9
38
56
75
1.2
35
52
70
1.5
32
47
63
1.8
28
41
55
2.1
24
36
48
2.4
20
29
39
2.7
14
21
28
3.0
9
14
18
10
15
20
0.37 / 22
0.55 / 22
0.75 / 22
0.37
0.55
0.75
0.5
0.75
1
1.0
1.0
1.0
CSCR
CSCR
CSCR
Pump Type : CORA 75-25A NRV : 32 mm diameter : 80 mm max.Outside
Pump Type : CORA 75-30A NRV : 32 mm Outside diameter : 80 mm max.
Pump Type : CORA 75-35A NRV : 32 mm Outside diameter : 74 mm max.
Pump Type : CORA 75-40A NRV : 32 mm Outside diameter : 74 mm max.
Hea
d(m
)
StageMotor
UMAI (S) 75
Rating
kW HP
Cable2mm
Starting
3Discharge (m /hr.)
1.2
34
51
64
1.5
32
48
60
1.8
29
44
55
2.1
26
39
49
2.4
22
34
42
2.7
19
28
35
3.0
15
23
29
3.3
12
18
22
3.6
5
8
10
8
12
15
0.37 / 22
0.55 / 22
0.75 / 22
0.37
0.55
0.75
0.5
0.75
1
1.0
1.0
1.0
CSCR
CSCR
CSCR
Hea
d(m
)
StageMotor
UMAI (S) 75
Rating
kW HP
Cable2mm
Starting
3Discharge (m /hr.)
1.8
28
39
50
2.1
26
37
45
2.4
23
33
41
2.7
21
30
37
3.0
19
27
33
3.3
16
23
30
3.6
13
18
23
3.9
9
13
15
4.2
3
4
7
7
10
13
0.37 / 22
0.55 / 22
0.75 / 22
0.37
0.55
0.75
0.5
0.75
1
1.0
1.0
1.0
CSCR
CSCR
CSCR
Hea
d(m
)
StageMotor
UMAI (S) 75
Rating
kW HP
Cable2mm
Starting
3Discharge (m /hr.)
1.8
25
34
45
2.4
23
31
41
3.0
21
28
38
3.3
19
25
34
3.6
17
23
30
3.9
15
20
26
4.2
10
14
19
4.5
6
7
9
4.8
2
4
6
9
12
16
0.37 / 22
0.55 / 22
0.75 / 22
0.37
0.55
0.75
0.5
0.75
1
1.0
1.0
1.0
CSCR
CSCR
CSCR
Hea
d(m
)
StageMotor
UMAI (S) 75
Rating
kW HP
Cable2mm
Starting
3Discharge (m /hr.)
2.4
18
27
36
3.0
16
24
32
3.6
14
22
29
3.9
13
20
26
4.2
12
18
24
4.5
11
16
22
4.8
10
15
20
5.1
8
11
15
5.7
4
6
8
6
9
12
0.37 / 22
0.55 / 22
0.75 / 22
0.37
0.55
0.75
0.5
0.75
1
1.0
1.0
1.0
CSCR
CSCR
CSCR
CORA 75 - Multistage submersible motor pumps made
of Stainless Steel & NORYL for well diameter of
75 mm (3") and above.
Mktg. Service / 09-12 / 5000
Su
bje
ct t
o t
ech
nic
al m
od
ific
ati
on
wit
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pri
or
no
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.
KSB Pumps LimitedWater Pumps DivisionPlot No. E3 & E4, MIDC Sinnar, Nashik 422 113.Tel. : +91 2551 - 230252 / 53 / 56 Fax : +91 2551 - 230254 www.ksbindia.co.in
CORA 75 - Multistage Submersible Motor Pumpsets
