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150 • 160 • 170 • 250 • 260 • 270 Series Regenerative Turbine Pumps

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Cold Water Pump Selection Chart:

(Click on the model to see the individual curve.)

Head
in
Feet

U.S. GALLONS PER MINUTE
20 30 40 50 60 70 80 90 100 110 120 130 140
Model
HP		 Model
HP		 Model
HP		 Model
HP		 Model
HP		 Model
HP		 Model
HP		 Model
HP		 Model
HP		 Model
HP		 Model
HP		 Model
HP		 Model
HP
50 * 151I
2 		161D
2 		161E
3 		151L
3 		161G
3 		161G
3 		171H
5 		171H
5 		171J
5 		171J
5 		171K
5 		171K
5
100 * 151I
2		 151K
3		 151L
5		 161G
5		 161G
5		 171H
5		 171H
5		 171J
7.5		 171K
7.5		 171K
7.5		 172K
10		 173K
15
150 * 161D
3		 151L
5		 151L
5		 161G
7.5		 171H
7.5		 171J
7.5		 171K
10		 171K
10		 172J
10		 172K
15		 173K
15		 174K
15
200 151I
2		 161D
5		 151L
7.5		 161G
7.5		 171H
10		 171J
10		 171K
10		 172H
10		 172J
15		 172K
15		 173K
15		 173K
15		 ---
250 151I
5 		151K
5 		151L
7.5 		161G
10		 162G
10		 172H
15		 172H
15		 172J
15		 172K
15		 172K
15		 173K
20 		173K
20		 ---
300 151I
5 		162D
7.5		 152L
10		 152L
10		 162G
15		 172H
15		 172J
15		 172K
20		 172K
20		 173K
20		 174K
20		 --- ---
350 152I
7.5		 162D
7.5		 152L
10		 162G
15		 172H
15		 172J
20		 172K
20		 173J
20		 173K
20		 174K
25 		--- --- ---
400 152I
7.5		 162D
7.5 		152L
15		 162G
15		 163G
15		 172J
20		 172K
20		 173J
20		 173K
25 		174K
25 		--- --- ---
450 152I
7.5		 152K
10 		152L
15		 162G
15		 163G
15		 173H
20		 173J
25 		173K
25 		174K
30		 --- --- --- ---
500 152I
7.5		 163D
10 		153L
15		 163G
20		 164G
20		 173J
25 		174J
25 		174K
30		 174K
30		 --- --- --- ---
600 153I
10 		163D
15		 153L
20		 163G
20		 164G
25 		173K
30		 174J
30		 174K
40 		--- --- --- --- ---
700 153I
10 		153K
15		 154L
20		 164G
25 		174H
30		 174J
40 		174K
40 		--- --- --- --- --- ---
800 163D
15		 154K
15		 154L
20		 164G
30		 174J
40 		--- --- --- --- --- --- --- ---
900 163D
15		 154L
25 		164G
30		 --- --- --- --- --- --- --- --- --- ---
1000 163D
20		 154L
25 		164G
30		 --- --- --- --- --- --- --- --- --- ---

All Selections are for Cold Water and Utilize a 1.15 Motor Service Factor Horsepower.
*Refer to 140 • 240 • 180 • 280 Series Pumps.

Click here to see 50 Hz (1450 RPM) Cold Water Selection Chart.

Boiler Feed Selection Guide

Boiler HP Evap Rate GPM Pump
GPM		 BOILER PRESSURE IN PSI
15
50 100 125 150 200 250
Model HP Model HP Model HP Model HP Model HP Model HP Model HP
15 1 3.1 141D 0.3 141D 0.75 142E 1 142E 1.5 142F 1.5 143E 2 144E 3
20 1.4 4.1 141D 0.3 141D 0.75 142E 1 142E 1.5 142F 1.5 143E 2 144E 3
25 1.7 4.4 141D 0.3 141D 0.75 142E 1 142E 1.5 143E 1.5 143E 2 144E 3
30 2.1 5 141D 0.3 141D 0.75 142E 1 142E 1.5 143E 1.5 143E 2 144E 3
40 2.8 5.6 141D 0.3 141E 0.75 142F 1.5 142G 2 143E 1.5 144F 3 144I 7.5
50 3.5 7 141D 0.3 141F 0.75 142F 1.5 143F 2 143F 2 144I 5 144I 7.5
60 4.2 8.3 141E 0.3 141F 0.75 142G 2 143G 2 143G 5 144I 5 144I 7.5
70 4.8 9.6 141F 0.5 141I 1.5 142I 3 143I 3 143I 5 144I 5 144I 7.5
80 5.5 11 141F 0.5 141I 1.5 142I 3 143I 3 143I 5 144I 5 144I 7.5
100 6.9 14 141G 0.5 141I 1.5 142IA 3 143I 3 143IA 5 144I 5 152I 10
125 8.6 17.5 141I 0.75 141IA 1.5 142IA 3 143I 3 143IA 5 144IA 7.5 152I 10
150 10.7 21 141I 0.75 141IA 1.5 151I 5 143IA 5 144IA 5 152I 7.5 153I 10
200 13.8 28 141IA 1 182K 2 151K 5 152I 5 162D 7.5 162D 10 163D 15
250 17.3 33 181M 1.5 151K 3 152K 5 152K 7.5 162D 7.5 162G 10 153L 15
300 20.7 38 181M 1.5 151K 3 152K 5 152K 7.5 152L 10 162G 15 153L 15
350 24.2 43 181P 1.5 151L 5 152L 7.5 152L 10 152L 10 162G 15 153L 15
400 27.6 48 181R 2 151L 5 152L 7.5 152L 10 162G 15 162G 15 163G 20
500 34.5 57 151L 3 161G 5 162G 10 162G 10 163G 15 164G 20 173H 25
600 41.5 71 161G 3 161G 5 172H 15 172H 15 172J 20 173H 20 173K 30
700 43.5 77 161G 3 171K 7.5 172K 15 172K 15 173K 20 174H 20 174J 30

NOTES
Selections are for water at 200°F (Maximum) with above 3 feet NPSHA (Net Positive Suction Head Available) over NPSHR (Net Positive Suction Head Required).
All pumps are selected for intermittent (on-off) operation and with ODP (Open Drip Proof) motors operating at 1750RPM.
This selection is for reference only. Refer to the technical data of the specific model number to ascertain the suitability of the model in your application, or call the factory.
140 Model pump information is available in our Bulletin 140.

Go to Low NPSH 250 • 260 • 270 Series Pump Selection Table

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For a copy of the 150 • 250 • 160 • 260 • 170 • 270 Manual and 150 • 250 • 160 • 260 • 170 • 270 Parts List, go to the Product Support Page.

Download a printable version of the 150 • 250 • 160 • 260 • 170 • 270 Product Bulletin in .pdf format.

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