D Horizontal Multistage Pump
Capacity 3.7-1350m³/h
Head 49-1800m
Power 3-1120kw
Efficiency 32%-84%
For the transport of clean water or other liquids similar to water in physical and chemical properties, the temperature of the liquid shall not exceed 80℃.
D horizontal multistage pump is mainly used for industrial and urban water supply and drainage, high-rise building pressurization water supply, garden sprinkler irrigation, fire pressurization, long-distance water supply, heating, bathroom and other cold and warm water circulation pressurization and equipment supporting, especially suitable for small boiler water supply.
Product features:
1. Advanced hydraulic model, high efficiency and wide performance range.
2, the pump runs smoothly, low noise.
3, the shaft seal uses soft packing seal or mechanical seal, sealing safe and reliable, simple structure, convenient and fast maintenance.
4, the shaft is fully sealed structure, to ensure that no contact with the medium, no rust, long service life.
model
Speed
flow
Lift
efficiency
Power (KW)
Required NPSH
（r/min）
（m）
(%)
m3/h
L/S
Shaft power
Motor power
（m）
D
2950
3.75
1.04
76.5
33
2.37
5.5
2
DF DG 6-25×3
6.3
1.75
75
45
2.86
2
7.5
2.08
73.5
47
3.19
2.5
D
2950
3.75
1.04
102
33
3.16
7.5
2
DF DG 6-25×4
6.3
1.75
100
45
3.81
2
7.5
2.08
98
47
4.26
2.5
D
2950
3.75
1.04
127.5
33
3.95
7.5
2
DF DG 6-25×5
6.3
1.75
125
45
4.77
2
7.5
2.08
122.5
47
5.32
2.5
D
2950
3.75
1.04
153
33
4.73
11
2
DF DG 6-25×6
6.3
1.75
150
45
5.72
2
7.5
2.08
147
47
6.39
2.5
D
2950
3.75
1.04
178.5
33
5.52
11
2
DF DG 6-25×7
6.3
1.75
175
45
6.67
2
7.5
2.08
171.5
47
7.45
2.5
D
2950
3.75
1.04
204
33
6.31
15
2
DF DG 6-25×8
6.3
1.75
200
45
7.63
2
7.5
2.08
196
47
8.58
2.5
D
2950
3.75
1.04
229.5
33
7.1
15
2
DF DG 6-25×9
6.3
1.75
225
45
8.52
2
7.5
2.08
220.5
47
9058
2.5
D
2950
3.75
1.04
255
33
7.89
18.5
2
DF DG 6-25×10
6.3
1.75
250
45
9.53
2
7.5
2.08
245
47
10.63
2.5
D
2950
3.75
1.04
280.5
33
8.68
18.5
2
DF DG 6-25×11
6.3
1.75
275
45
10.5
2
7.5
2.08
269.5
47
11.71
2.5
D
2950
3.75
1.04
306
33
9.47
18.5
2
DF DG 6-25×12
6.3
1.75
300
45
11.44
2
7.5
2.08
294
47
12.78
2.5
D
2950
7.5
2.08
84.6
44
3.93
7.5
2
DF DG 12-25×3
12.5
3.47
75
54
4.73
2
15
4.17
69
53
5.37
2.5
D
2950
7.5
2.08
112.8
44
5.24
11
2
DF DG 12-25×4
12.5
3.47
100
54
6.3
2
15
4.17
92
53
7.09
2.5
D
2950
7.5
2.08
141
44
6.55
11
2
DF DG 12-25×5
12.5
3.47
125
54
7.88
2
15
4.17
115
53
8.86
2.5
D
2950
7.5
2.08
169.2
44
7.85
15
2
DF DG 12-25×6
12.5
3.47
150
54
9.46
2
15
4.17
138
53
10.64
2.5
D
2950
7.5
2.08
197.4
44
9.16
15
2
DF DG 12-25×7
12.5
3.47
175
54
11
2
15
4.17
161
53
12.41
2.5
D
2950
7.5
2.08
225.6
44
10.47
18.5
2
DF DG 12-25×8
12.5
3.47
200
54
12.51
2
15
4.17
184
53
14.18
2.5
D
2950
7.5
2.08
253.8
44
11.78
18.5
2
DF DG 12-25×9
12.5
3.47
225
54
14.18
2
15
4.17
207
53
15.95
2.5
D
2950
7.5
2.08
282
44
13.09
22
2
DF DG 12-25×10
12.5
3.47
250
54
15.76
2
15
4.17
230
53
17.73
2.5
D
2950
7.5
2.08
310.2
44
14.4
22
2
DF DG 12-25×11
12.5
3.47
275
54
17.34
2
15
4.17
253
53
19.5
2.5
D
2950
7.5
2.08
338.4
44
15.7
30
2
DF DG 12-25×12
12.5
3.47
300
54
18.9
2
15
4.17
276
53
27.3
2.5
D
2950
15
4.17
102
50
8.33
15
2.2
DF DG 25-30×3
25
6.94
90
62
9.88
2.2
30
8.33
82.6
63
10.7
2.6
D
2950
15
4.17
136
50
11.11
18.5
2.2
DF DG 25-30×4
25
6.94
120
62
13.1
2.2
30
8.33
110
63
14.26
2.6
D
2950
15
4.17
170
50
13.89
22
2.2
DF DG 25-30×5
25
6.94
150
62
16.47
2.2
30
8.33
137.5
63
17.83
2.6
D
2950
15
4.17
204
50
16.67
30
2.2
DF DG 25-30×6
25
6.94
180
62
19.77
2.2
30
8.33
165
63
21.4
2.6
D
2950
15
4.17
238
50
19.44
30
2.2
DF DG 25-30×7
25
6.94
210
62
23.1
2.2
30
8.33
192.5
63
24.9
2.6
D
2950
15
4.17
272
50
22.22
37
2.2
DF DG 25-30×8
25
6.94
240
62
26.4
2.2
30
8.33
220
63
28.53
2.6
D
2950
15
4.17
306
50
25
37
2.2
DF DG 25-30×9
25
6.94
270
62
29.65
2.2
30
8.33
247.5
63
32.1
2.6
D
2950
15
4.17
340
50
27.8
45
2.2
DF DG 25-30×10
25
6.94
300
62
32.9
2.2
30
8.33
275
63
35.7
2.6
D
2950
30
8.33
102
64
13.02
22
2.4
DF DG 46-30×3
46
12.5
90
70
16.11
3
55
15.3
81
68
17.84
4.6
D
2950
30
8.33
136
64
17.36
30
2.4
DF DG 46-30×4
46
12.8
120
70
21.48
3
55
15.3
108
68
23.79
4.6
D
2950
30
8.33
170
64
21.7
37
2.4
DF DG 46-30×5
46
12.8
150
70
26.85
3
55
15.3
135
68
29.74
4.6
D
2950
30
8.33
204
64
26.04
37
2.4
DF DG 46-30×6
46
12.8
180
70
32.21
3
55
15.3
162
68
35.68
4.6
D
2950
30
8.33
238
64
30.38
45
2.4
DF DG 46-30×7
46
12.8
210
70
37.58
3
55
15.3
189
68
41.63
4.6
D
2950
30
8.33
274
64
34.72
55
2.4
DF DG 46-30×8
46
12.8
240
70
42.95
3
55
15.3
216
68
47.58
4.6
D
2950
30
8.33
306
64
39.06
55
2.4
DF DG 46-30×9
46
12.8
270
70
48.32
3
55
15.3
243
68
53.53
4.6
D
2950
30
8.33
340
64
43.4
75
2.4
DF DG 46-30×10
46
12.8
300
70
53.69
3
55
15.3
270
344
59.47
4.6
D
2950
30
8.33
166.5
54
25.19
37
2.5
DF DG 46-50×3
46
12.8
150
63
29.83
2.8
55
15.3
138
64
32.3
3.2
D
2950
30
8.33
222
54
33.59
45
2.5
DF DG 46-50×4
46
12.8
200
63
39.77
2.8
55
15.3
184
64
43.06
3.2
D
2950
30
8.33
277.5
54
41.98
55
2.5
DF DG 46-50×5
46
12.8
250
63
49.71
2.8
55
15.3
230
64
53.83
3.2
D
2950
30
8.33
333
54
50.38
75
2.5
DF DG 46-50×6
46
12.8
300
63
59.65
2.8
55
15.3
276
64
64.59
3.2
D
2950
30
8.33
388.5
54
58.78
75
2.5
DF DG 46-50×7
46
12.8
250
63
69.6
2.8
55
15.3
322
64
72.36
90
3.2
D
2950
30
8.33
440
54
67.18
90
2.5
DF DG 46-50×8
46
12.8
400
63
79.54
2.8
55
15.3
368
64
86.12
3.2
D
2950
30
8.33
499.5
54
75.57
110
2.5
DF DG 46-50×9
46
12.8
450
63
89.48
2.8
55
15.3
414
64
96.89
3.2
D
2950
30
8.33
555
54
83.97
110
2.5
DF DG 46-50×10
46
12.8
500
63
99.42
2.8
55
15.3
460
64
107.66
3.2
D
2950
30
8.33
610.5
54
92.37
132
2.5
DF DG 46-50×11
46
12.8
550
63
109.36
2.8
55
15.3
506
64
118.42
3.2
D
2950
30
8.33
666
54
100.8
132
2.5
DF DG 46-50×12
46
12.8
600
63
119.8
2.8
55
15.3
552
64
129.2
3.2
D
2950
55
15.3
102
63
24.25
37
3.2
DF DG 85-45×2
85
23.6
90
72
28.94
4.2
100
27.8
78
70
30.35
5.2
D
2950
55
15.3
153
63
36.38
55
3.2
DF DG 85-45×3
85
23.6
135
72
43.3
4.2
100
27.8
117
70
45.52
5.2
D
2950
55
15.3
204
63
48.5
75
3.2
DF DG 85-45×4
85
23.6
180
72
57.87
4.2
100
27.8
156
70
60.7
5.2
D
2950
55
15.3
255
63
60.63
90
3.2
DF DG 85-45×5
85
23.6
225
72
72.34
4.2
100
27.8
195
70
75.86
5.2
D
2950
55
15.3
306
63
72.75
110
3.2
DF DG 85-45×6
85
23.6
270
72
86.81
4.2
100
27.8
234
70
91.04
5.2
D
2950
55
15.3
357
63
84.88
132
3.2
DF DG 85-45×7
85
23.6
315
72
101.3
4.2
100
27.8
273
70
106.2
5.2
D
2950
55
15.3
408
63
97
132
3.2
DF DG 85-45×8
85
23.6
360
72
115.7
4.2
100
27.8
312
70
121.4
5.2
D
2950
55
15.3
459
63
109.1
160
3.2
DF DG 85-45×9
85
23.6
405
72
130.2
4.2
100
27.8
351
70
136.6
5.2
D
1480
100
27.8
65
64
27.66
55
3.2
DF DG 155-30×2
155
43
60
75
33.77
3.9
185
51.4
55
75
36.95
4.8
D
1480
100
27.8
97.5
64
41.2
75
3.2
DF DG 155-30×3
155
43
90
75
50.65
3.9
185
51.4
82.5
75
55.4
4.8
D
1480
100
27.8
130
64
55.32
90
3.2
DF DG 155-30×4
155
43
120
75
67.54
3.9
185
51.4
110
75
73.9
4.8
D
1480
100
27.8
162.5
64
69.15
110
3.2
DF DG 155-30×5
155
43
150
75
84.42
3.9
185
51.4
137.5
75
92.37
4.8
D
1480
100
27.8
195
64
82.98
132
3.2
DF DG 155-30×6
155
43
180
75
101.3
3.9
185
51.4
165
75
110.8
4.8
D
1480
100
27.8
227.5
64
96.81
160
3.2
DF DG 155-30×7
155
43
210
75
118.2
3.9
185
51.4
192.5
75
29.3
4.8
D
1480
100
27.8
260
64
110.6
, ,
3.2
DF DG 155-30×8
155
43,
240
75
135.1
3.9
185
51.4
220
75
147.8
180
4.8
D
1480
100
27.8
292.5
64
124.5
180
3.2
DF DG 155-30×9
155
43
270
75
152
3.9
185
51.4
247.5
75
166.3
4.8
D
1480
100
27.8
325
64
138.3
225
3.2
DF DG 155-30×10
155
43
300
75
168.8
3.9
185
51.4
725
75
184.7
4.8
D
2950
100
27.8
228
64
97
132
3.2
DF DG 155-67×3
155
43
200
74
114.7
5
185
51.4
177
72
123.9
6.6
D
2950
100
27.8
304
64
129.4
185
3.2
DF DG 155-67×4
155
43
268
74
152.9
5
185
51.4
236
72
165.1
6.6
D
2950
100
27.8
380
64
161.7
220
3.2
DF DG 155-67×5
155
43
335
74
191.1
5
185
51.4
295
72
206.4
6.6
D
2950
100
27.8
456
64
194
275
3.2
DF DG 155-67×6
155
43
402
74
229.3
5
185
51.4
354
72
247.7
6.6
D
2950
100
27.8
532
64
226.4
350
3.2
DF DG 155-67×7
155
43
469
74
267.5
5
185
51.4
413
72
289
6.6
D
2950
100
27.8
608
64
258.7
350
3.2
DF DG 155-67×8
155
43
536
74
305.7
5
185
51.4
472
72
330.3
6.6
D
2950
100
27.8
684
64
291.1
440
3.2
DF DG 155-67×9
155
43
603
74
344
5
185
51.4
531
72
371.9
6.6
D
1480
185
51.4
94
69
68.6
110
3
DF DG 280-43×2
280
77.8
86
77
85.17
4.7
335
93.1
76
75
92.4
6
D
1480
185
51.4
141
69
103
150
3
DF DG 280-43×3
280
77.8
129
77
127.7
4.7
335
93.1
114
75
138.7
6
D
1480
185
51.4
188
69
137.3
230
3
DF DG 280-43×4
280
77.8
172
77
170.3
4.7
335
93.1
152
75
184.9
6
D
1480
185
51.4
235
69
171.6
300
3
DF DG 280-43×5
280
77.8
215
77
212.9
4.7
335
93.1
190
75
231.1
6
D
1480
185
51.4
282
69
205.9
300
3
DF DG 280-43×6
280
77.8
258
77
255.5
4.7
335
93.1
228
75
277.3
6
D
1480
185
51.4
329
69
240.2
350
3
DF DG 280-43×7
280
77.8
304
77
298.1
4.7
335
93.1
226
75
323.6
6
D
1480
185
51.4
376
69
274.5
410
3
DF DG 280-43×8
280
77.8
344
77
304.7
4.7
335
93.1
304
75
369.8
6
D
1480
185
51.4
423
69
308.9
430
3
DF DG 280-43×9
280
77.8
387
77
383.2
4.7
335
93.1
3742
75
416
6
D
1480
185
51.4
408
61
337
500
2.8
DF DG 280-65×6
280
77.8
390
73
407.4
3.7
335
93.1
372
75
452.5
5
D
1480
185
51.4
476
61
393.1
680
2.8
DF DG 280-65×7
280
77.8
455
73
475.3
3.7
335
93.1
434
75
528
5
D
1480
185
51.4
544
61
449.3
680
2.8
DF DG 280-65×8
280
77.8
520
73
543.2
3.7
335
93.1
496
75
603.3
5
D
1480
185
51.4
612
61
505.5
850
2.8
DF DG 280-65×9
280
77.8
585
73
611.1
3.7
335
93.1
558
75
678.8
5
D
1480
185
51.4
680
61
561.8
850
2.8
DF DG 280-65×10
280
77.8
650
73
579
3.7
335
93.1
620
75
754.2
5
D
1480
335
93.1
195
72
247.1
360
3.8
DF DG 450-60×3
450
125
180
76
289.2
4.9
500
139
171
78
298.5
6
D
1480
335
93.1
260
72
329.4
500
3.8
DF DG 450-60×4
450
125
240
76
372.3
4.9
500
139
228
78
398
6
D
1480
335
93.1
320
72
411.8
680
3.8
DF DG 450-60×5
450
125
300
76
465.4
4.9
500
139
285
78
497.5
6
D
1480
335
93.1
390
72
494.2
680
3.8
DF DG 450-60×6
450
125
360
76
558.5
4.9
500
139
242
78
597
6
D
1480
335
93.1
455
72
576.5
850
3.8
DF DG 450-60×7
450
125
420
76
651.5
4.9
500
139
399
78
696.5
6
D
1480
335
93.1
520
72
658.9
850
3.8
DF DG 450-60×8
450
125
480
76
744.6
4.9
500
139
456
78
796
6
D
1480
335
93.1
585
72
741.2
1050
3.8
DF DG 450-60×9
450
125
540
76
837.7
4.9
500
139
513
78
823.6
6
D
1480
335
93.1
650
72
930.8
1050
3.8
DF DG 450-60×10
450
125
600
76
995.1
4.9
500
139
570
78
6
