ZD(ZDG,ZDF,ZMD) Self-balancing Multistage Pump
This series pump is horizontal single suction multistage sectional centrifugal pump,owned 6 national patents, and with high efficiency, wide performance,steady and safety operation, low noise, long operation, easy installation.
It can deliver the medium with solid particles, besides, it can be changed the pump materials, seal type , add cooling system then can deliver the hot water, oils corrosive liquid, and abrasive medium. The material of pump:HT200,QT600,JM3,304,304L,316L, Inconel and so on.
We have passed ISO9001:2000 quality system certification, strictly control the pump design, production and service, totally make sure the pump quality.
Model Significance
ZD(ZDG,ZDF,ZDY,ZMD)46-30×4
ZD:Self-balancing multi-stage centrifugal pumps
ZDG:Self-balancing multi-stage boiler feed pumps
ZDF:Self-balancing multi-stage anti-corrosive pumps
ZMD:Self-balancing multi-stage anti-corrosive & erosive pumps
46:Rated Flow is 46 m³/h
30:Rated head for 1 stage is 30m
4:Number of stage for Pump is 4 stages
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No.
Part Name
No.
Part Name
No.
Part Name
No.
Part Name
1
Coupling Assembly
9
Lantern Ring
17
Discharge Diffuser
25
Air Release Valve
2
Key
10
Cooling Chamber Cover
18
Discharge Casing
26
Bearing Housing B Assembly
3
Rotating Assembly
11
Suction Casing
19
Orifice Sleeve
27
Stud&Nut
4
Bearing Housing Assembly
12
Wear Ring
20
Dowel Pin
28
Hexagon Socket Head Cap Screw
5
Stud
13
Diffuser
21
Seal Flush Pipe Assembly
29
O-ring
6
Nut
14
Stage Casing
22
Tie Bolt
30
O-ring
7
Packing Gland
15
Inter-stage Bushing
23
Gasket
8
Packing
16
Wear Ring
24
Scend Suction Casing
Performance data for ZD,ZDG,ZDF,ZDY,ZMD
Type
Series
Speed ( r/min )
Flow
( m³/h )
Head ( h/m )
( NPSH )
r/m
Motor Power ( kw )
Impeller Dia ( mm )
6-25×3
3
2950
6.3
75
2
4
Φ139
6-25×4
4
2950
6.3
100
2
8
Φ139
6-25×5
5
2950
6.3
125
2
8
Φ139
6-25×6
6
2950
6.3
150
2
11
Φ139
6-25×7
7
2950
6.3
175
2
11
Φ139
6-25×8
8
2950
6.3
200
2
15
Φ139
6-25×9
9
2950
6.3
225
2
15
Φ139
6-50×3
3
2950
6.3
150
3
11
Φ198
6-50×4
4
2950
6.3
200
3
18.5
Φ198
6-50×5
5
2950
6.3
250
3
22
Φ198
6-50×6
6
2950
6.3
300
3
30
Φ198
6-50×7
7
2950
6.3
350
3
30
Φ198
6-50×8
8
2950
6.3
400
3
37
Φ198
6-50×9
9
2950
6.3
450
3
37
Φ198
6-80×3
3
2950
6.3
240
3
18.5
Φ235
6-80×4
4
2950
6.3
320
3
22
Φ235
6-80×5
5
2950
6.3
400
3
30
Φ235
6-80×6
6
2950
6.3
480
3
37
Φ235
6-80×7
7
2950
6.3
560
3
45
Φ235
6-80×8
8
2950
6.3
640
3
45
Φ235
6-80×9
9
2950
6.3
720
3
55
Φ235
12-25×3
3
2950
12.5
75
2
7.5
Φ146
12-25×4
4
2950
12.5
100
2
11
Φ146
12-25×5
5
2950
12.5
125
2
11
Φ146
12-25×6
6
2950
12.5
150
2
15
Φ146
12-25×7
7
2950
12.5
175
2
15
Φ146
12-25×8
8
2950
12.5
200
2
18.5
Φ146
12-25×9
9
2950
12.5
225
2
18.5
Φ146
12-50×3
3
2950
12.5
150
2
15
Φ198
12-50×4
4
2950
12.5
200
2
22
Φ198
12-50×5
5
2950
12.5
250
2
30
Φ198
12-50×6
6
2950
12.5
300
2
30
Φ198
Remark
Parameter table above is only a part of whole. For more, please contact us directly.
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1.OEM & customization capability
2.Our own foundry(Precision casting/Sand castings) to guarantee fast delivery and quality
3.MTC and Inspection report will be provided for each shipment
4.Rich operating experience for project orders
