Recommended minimum flows – Goulds Pumps 3420 - IOM User Manual
Page 115
Recommended Minimum Flows
3420 IOM 8/09
111
Size
CDS Ref#
Impeller
Dwg.#
Diameter
Speed
1180
960
885
710
590
12 x 14-15
5147
D06911A
D07551A
Maximum
4000
3300
2500
2000
1850
Minimum
4000
3300
2500
2000
1850
16 x 18-17H
5219
D06983A
D07603A
Maximum
8000
6500
6000
4800
4000
Minimum
8000
6500
6000
4800
4000
16 x 18-30G
2538
113-13
D00016A
Maximum
4728
3847
3546
2845
2364
Minimum
4728
3847
3546
2845
2364
16 x 18-30
2539
D00038A
D00039A
Maximum
7500
6102
5625
4543
3750
Minimum
7500
6102
5625
4513
3750
16 x 18-30H
2540 1
112-62
Maximum
7500
6102
5625
4513
3750
Minimum
7500
6102
5625
4513
3750
18 x 20-24
3145 1
D01532A
D01535A
Maximum
7619
6199
5714
4584
3810
Minimum
7619
6199
5714
4584
3810
18 x 20-24G
3223
D02280A
D02281A
Maximum
6203
5047
4652
3732
3102
Minimum
6203
5047
4652
3732
3102
18 x 20-24N
3253
D02301A
D02302A
Maximum
7000
5695
5250
4212
3500
Minimum
7000
5695
5250
4212
3500
18 x 20-30
1747 6
250-2
252-121
Maximum
8100
6590
6075
4874
4050
Minimum
8100
6590
6075
4874
4050
20 x 24-24
1999 4
253-6
253-12
Maximum
9000
7322
9288
7451
6192
Minimum
9000
7322
9288
7451
6192
20 x 24-28
3149 1
D01533A
D01536A
Maximum
9288
7451
6192
Minimum
9288
7451
6192
20 x 24-28G
3224
D02282A
D02283A
Maximum
6800
5455
4533
Minimum
6800
5455
4533
20 x 24-28H
3746
D21539A
Maximum
13800
11071
9200
Minimum
13800
11071
9200
20 x 24-28N
3252
D02299A
D02300
Maximum
7200
5776
4800
Minimum
7200
5776
4800
20 x 24-30
1929 2
254-105
257-89
Maximum
9600
7810
7200
5776
4800
Minimum
9600
7810
7200
5776
4800
24 x 24-26
1896
256-44
257-90
Maximum
7690
6169
5127
Minimum
7690
6169
5127
24 x 30-32
2288
262-25
265-84
Maximum
15032
12060
10021
Minimum
15032
12060
10021
24 x 30-32
2289
262-22
265-82
Maximum
12073
10032
Minimum
12073
10032
24 x 30-32G
2498 2
267-21
D00013A
Maximum
12558
10075
8372
Minimum
12558
10075
8372
24 x 30-32N
2289 3
262-22
265-82
Maximum
12073
10032
Minimum
12073
10032
24 x 30-32H
2500 4
267-27
D00014A
Maximum
12249
17179
Minimum
12249
17179
30 x 30-31G
5031
D05540A
Maximum
20000
15000
12500
Minimum
20000
15000
12500
8