Customization: | Available |
---|---|
After-sales Service: | 12 Months After Delivery |
Warranty: | 12 Months After Delivery |
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Type ZDG boiler feed electric high pressure water pump is mainly used for conveying water free of solid particles with the temperature of -20 °C ~ 210 °C or physical and chemical properties similar to liquid water.
Type ZDG boiler feed electric high pressure water pump has been innovated on the basis of the traditional forms, abandoning the axial force balancing structure of the multistage centrifugal. Since having no balancing device, there exists none disk friction losses nor balancing return losses,the pump efficiency has been increased by 5-14% than the same category multistage pumps.
Structure chart :
Technical data: | |
Structure: multistage | Material : CI,DI,CS,SS |
Flow: 3.75-850 m3/h | Head: 17-1100 m |
Temperature: up to 250 ºC |
Application: | |
1) | Boiler water supply and discharge in high-rise buildings |
2) | Fire water supply in constructions |
3) | Water supply and discharge in factories and mines |
4) | Long distance delivery |
5) | Cyclic pressurization in production |
Model description:
ZD 85 - 67 x 3
ZD ------------------------ Self-balancing multistage boiler feed pump
85 --------------------------- Flow: 85 m3/h
67 --------------------------- Head: 67 m
3 ---------------------------- Number of impeller
Performance parameter:
Model |
Speed |
Flow |
Head |
Efficiency |
Power(KW) |
Essential Cavitation margin |
||
(r/min) |
m3/h |
L/S |
(m) |
(%) |
Shaft power |
Motor power |
(m) |
|
ZD6-25×3 |
2950 |
3.75 |
1.04 |
76.5 |
33 |
2.37 |
5.5 |
2 |
6.3 |
1.75 |
75 |
45 |
2.86 |
2 |
|||
7.5 |
2.08 |
73.5 |
47 |
3.19 |
2.5 |
|||
ZD6-25×4 |
2950 |
3.75 |
1.04 |
102 |
33 |
3.16 |
7.5 |
2 |
6.3 |
1.75 |
100 |
45 |
3.81 |
2 |
|||
7.5 |
2.08 |
98 |
47 |
4.26 |
2.5 |
|||
ZD6-25×5 |
2950 |
3.75 |
1.04 |
127.5 |
33 |
3.95 |
7.5 |
2 |
6.3 |
1.75 |
125 |
45 |
4.77 |
2 |
|||
7.5 |
2.08 |
122.5 |
47 |
5.32 |
2.5 |
|||
ZD6-25×6 |
2950 |
3.75 |
1.04 |
153 |
33 |
4.73 |
11 |
2 |
6.3 |
1.75 |
150 |
45 |
5.72 |
2 |
|||
7.5 |
2.08 |
147 |
47 |
6.39 |
2.5 |
|||
ZD6-25×7 |
2950 |
3.75 |
1.04 |
178.5 |
33 |
5.52 |
11 |
2 |
6.3 |
1.75 |
175 |
45 |
6.67 |
2 |
|||
7.5 |
2.08 |
171.5 |
47 |
7.45 |
2.5 |
|||
ZD6-25×8 |
2950 |
3.75 |
1.04 |
204 |
33 |
6.31 |
15 |
2 |
6.3 |
1.75 |
200 |
45 |
7.63 |
2 |
|||
7.5 |
2.08 |
196 |
47 |
8.58 |
2.5 |