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CWZ Series Marine Horizontal Self-Primimg Centrifugal Pumps

CWZ Series Marine Horizontal Self-Primimg Centrifugal Pumps

Introduction:

CWZ series marine horizontal self-primimg centrifugal pumps are suitable to be ballast pump, bilge pump, cooling pump and fire pump. lt can transport seawater,fresh water and other incorrosive liquids.The medium temperature don't exceed 75℃.

The typical example and its explanation for the pump type

For example:32CW2-5
32-entrance diameter of the pump,mm
CWZ- marine horizontal self-primimg centrifugal pump
5-approximate value of pump's specific speed devided by ten

Characteristics parameters

If voltage is 440V, frequency is 60Hz, then footnote "1" added behindCWZ,as 32CWZ1一5.
Table1

Type voltage 380V Frequency 50Hz
Main technical Performance parameters
Capacity m3/h Head m Speed r/min NPSHr m Shaft power kW Matched power kW Pump weight Kg
32CWZ-5 8 21 2950 4 1.2 1.5 28
32CWZ-4 8 30 2950 4 1.63 2.2 29
32CWZ-3 8 42 2950 4 2.54 4 30
40CWZ-6 12 21 2950 4 1.32 2.2 42
40CWZ-5 12 30 2950 4 1.92 3 50
40CWZ-4 12 42 2950 4 2.92 4 50
50CWZ-8 21 21 2950 4 2.35 3 46
50CWZ-6 21 30 2950 4 3.06 4 60
50CWZ-5 21 42 2950 5 4.62 5.5 52
65CWZ-11 36 21 2950 4 3.22 4 50
65CWZ-8 36 30 2950 4 4.82 5.5 52
65CWZ-6 36 42 2950 5 7.22 11 65
65CWZ-5 36 60 2950 5 11.31 15 80
80CWZ-14 60 21 2950 4 5.12 7.5 85
80CWZ-11 60 30 2950 4 7.54 11 92
80CWZ-8 60 42 2950 5 12.48 15 100
80CWZ-6 60 60 2950 5 18.16 22 100
80CWZ-5.5 60 75 2950 5 21.88 30 110
80CWZ-4 25 25 1450 5 4.05 5.5
100CWZ-18 100 21 2950 5 8.41 11 125
100CWZ-14 100 30 2950 5 12.75 15 128
100CWZ-11 100 42 2950 5 19.72 22 135
100CWZ-8 100 60 2950 4 29.70 30 152
100CWZ-6 100 85 2950 5 39.22 45 165
150CWZ-3.5 110 80 1450 5 43.56 55
125CWZ-23.5 160 20 2950 5 14.5 18.5
125CWZ-16.5 160 32 2950 5 22.1 30
150CWZ-13 200 20 1450 5 18.2 22

Continued table

Type voltage 380V Frequency 50Hz
Main technical Performance parameters
Capacity量 m3/h Head m Speed r/min NPSHr m Shaft power kW Matched power kW Pump weight Kg
150CWZ-9 200 30 1450 5 29.7 37
150CWZ-7 200 45 1450 5 37.7 45
200CWZ-9 300 45 1450 5 52.5 75
200CWZ-16 250 17.5 1450 5 17 22
200CWZ-12 300 30 1450 5.5 35 45
200CWZ-11 250 30 1450 5 29.2 37
200CWZ-19 250 14 1450 4 13.8 18.5

Table2

Type voltage 440V Frequency 60Hz
Main technical Performance parameters
Capacity m3/h Head m Speed r/min NPSHr m Shaft power kW Matched power kW Pump weight Kg
32CWZ1-5 9.6 30.2 3450 5.6 2.08 3 28
32CWZ1-4 9.6 43.2 3450 5.6 2.82 4 29
32CWZ1-3 9.6 60.5 3450 5.6 4.39 5.5 30
40CWZ1-6 14.4 30.2 3450 5.6 2.28 3 42
40CWZ1-5 14.4 43.2 3450 5.6 3.32 4 50
40CWZ1-4 14.4 60.5 3450 5.6 5.05 5.5 50
50CWZ1-8 25.2 30.2 3450 5.6 4.06 5.5 46
50CWZ1-6 25.2 43.2 3540 5.6 5.29 7.5 60

Table1

Type voltage 440V Frequency 60Hz
Main technical Performance parameters
Capacity m3/h Head m Speed r/min NPSHr m Shaft power kW Matched power kW Pump weight Kg
50CWZ1-5 25.2 60.5 3450 7.0 7.98 11 52
65CWZ1-11 43.2 30.2 3450 5.6 5.55 7.5 50
65CWZ1-8 43.2 43.2 3450 5.6 8.33 11 52
65CWZ1-6 43.2 60.5 3450 7.0 12.5 15 65
65CWZ1-5 43.2 86.4 3450 7.0 19.5 22 80
80CWZ1-14 72 30.2 3450 5.6 8.84 11 85
80CWZ1-11 72 43.2 3450 5.6 13.0 15 92
80CWZ1-8 72 60.5 3450 7.0 21.6 30 100
80CWZ1-6 72 86.4 3450 7.0 31.4 37 100
80CWZ1-5.5 72 108 3450 7.0 37.8 45 110
80CWZ1-4 30 36 1740 7.0 7.0 7.5
100CWZ1-18 120 30.2 3540 7.0 14.5 18.5 125
100CWZ1-14 120 43.2 3450 7.0 21.7 30 128
100CWZ1-11 120 60.5 3450 7.0 34.1 37 135
100CWZ1-8 120 86.4 3450 7.0 51.3 55 152
100CWZ1-6 120 122.4 3450 7.0 67.77 75 165
150CWZ1-3.5 132 115 1740 7.0 79.7 90
125CWZ1-23.5 192 28.8 3450 7.0 25.1 30
125CWZ1-16.5 192 46.1 3450 7.0 38.3 45
150CWZ1-13 240 28.8 1740 7.0 31.4 37
150CWZ1-9 240 43 1740 7.0 51.4 55
150CWZ1-7 240 64.8 1740 7.0 65.2 75
200CWZ1-9 360 64.8 1740 7.0 90.8 110
200CWZ1-16 300 25 1740 7.0 29.2 37
200CWZ1-12 360 43 1740 7.7 60.2 75
200CWZ1-11 300 43 1740 7.0 50.2 55
200CWZ1-19 300 20 1740 5.6 23.7 30
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