Products

DG, ZDG-3 Medium Pressure Pumps

DG, ZDG-3 Medium Pressure Pumps

DG, ZDG Medium Pressure Boiler Feedwater Pump

Contact Us

Details

DG and ZDG pumps are multi-stage centrifugal pumps for medium-pressure boiler water supply. It can also be used to deliver liquids like media.

DG type pump inlet is horizontal and discharge outlet is vertical. The ZDG pump inlet and outlet are vertically upwards. The shaft seal of the pump is a soft packing seal. The rotor of the pump is supported by a rolling bearing and grease is lubricated. From the drive direction, the pump rotates clockwise.

Performance range:

flow (Q): 25~180m³/h

Head (H): 270~700m

The conveying medium does not exceed 105°C.

Model Description:

DG

Multi-stage boiler feed pump

36

Design point flow (m³/h)

-5

Single stage lift (m)

-7

Pump stage

4

Department design number

ZDG

Medium pressure boiler feed pump

X7

Pump stage

 

Param Capacity (Q) Head (H) Speed (n) Eff (η) NPSHr Shaft power (Pa) Motor
Power Type
Type m³/h m r/min % m kW kW
4ZDGx6 36
46
53
327
300
270                                
2950 63                               
66
63
3.2                               
3.62
4
50.88                             
56.95
61.85
75 Y280S-2
4ZDGx7 36
46
52.3
381.5                           
350
315
2950 63                               
66
63
3.2                               
3.62
4
59.37                             
66.44
72.17
90 Y280A-2
4ZDGx8 36
46
53
436                            
400
360
2950 63                               
66
63
3.2                               
3.62
4
67.85                                
75.93
82.48
100 JK112-2
4ZDGx9 36
46
53
490.5                              
450
405
2950 63                               
66
63
3.2                               
3.62
4
76.33                               
85.42
82.78
125 JK112-2
4ZDGx10 36
46
53
545                         
500
450
2950 63                               
66
63
3.2                               
3.62
4
84.81                                 
94.9
103.1
125 JK112-2
5ZDGx5 64.8                           
85
94
359                            
335
316
2950 59                         
64
64
5.5                                  
7.5
8.5
107.7                            
122
137.1
125 JK112-2
5ZDGx6 64.8                           
85
94
430                          
402
380
2950 59                         
64
64
5.5                                  
7.5
8.5
128.6                                  
146
152
150 JK113-2
5ZDGx7 64.8                           
85
94
502                                   
469
443
2950 59                         
64
64
5.5                                  
7.5
8.5
150.1                               
170
177.2
180 JK122-2
5ZDGx8 64.8                           
85
94
574                                     
536
506
2950 59                         
64
64
5.5                                  
7.5
8.5
171.2                        
194
202.4
220 JK132-2
5ZDGx9 64.8                           
85
94
646                              
603
570
2950 59                         
64
64
5.5                                  
7.5
8.5
193.2                          
218
228
275 JK124-2
6ZDGx5 124                              
155
180
373                              
335
295
2950 72                                 
73
68
3.7                               
5.0
5.8
175                                    
193
213
220 JK123-2
6ZDGx6 124                              
155
180
448                                 
402
354
2950 72                                 
73
68
3.7                               
5.0
5.8
210                                
233
255
290 JK133-2
6ZDGx7 124                              
155
180
552                             
469
413
2950 72                                 
73
68
3.7                               
5.0
5.8
259                                  
271
298
350 JK134-2
6ZDGx8 124                              
155
180
597                               
536
472
2950 72                                 
73
68
3.7                               
5.0
5.8
280                            
310
340
440 JK134-2
6ZDGx9 124                              
155
180
672                             
603
531                                                      
2950 72                                 
73
68
3.7                               
5.0
5.8
315                                 
349
385
440 JK134-2
DG36-50X7 28.8                      
32.4
36
370                                            
367
363
2950 53                             
54
55
6.3 54.8                             
60.0
64.7
75 Y280S-2
DG36-50x8 28.8                      
32.4
36
423                                  
419
415
2950 53                             
54
55
6.3 62.8                             
68.5
74
90 Y280M-2
DG36-50x9 28.8                      
32.4
36
476                               
472
467
2950 53                             
54
55
6.3 70.4                           
77.1
83.2
110 Y315S-2
DG36-50x10 28.8                      
32.4
36
529                                    
524
519
2950 53                             
54
55
6.3 78.2                             

85.6
82.5
110 Y315S-2
DG45-59 45 618 2950 54 7   185 JK122-2
DG72-59 64.8 605 2950 47.3 7.8   290 JK132-2
DG 150-59 140.4 605 2950 58.5 6.7   440 JK134-2

Parameters

Model

CONTACT WITH US
  • captcha