Metric standards – Sterlco 140 to 6,285 Gallon Pump Tanks User Manual
Page 24
Pump Tanks
Chapter 6: Appendix
24 of 36
Figure 3: Standard Pumps and Trim Based on Chiller Capacities
(Flow based on 2.4 gpm per ton)
American Standards
Capacity Trim
Process
Recirculating
Nominal Nominal
flow
size
pump
pump
refrigeration tons
gallons
inches
hp
hp
25 60
2½”
5
3
35 84
2½”
7½
3
50 120
3”
7½
5
60 144
3”
10
5
75 180
4”
10
5
90 216
4”
15
7½
100 240
4”
15
7½
125 300
4”
20
7½
155 372
6”
20
10
185 444
6”
25
10
220 528
6”
30
15
250 600
6”
30
15
310 744
6”
40
20
375 900
6”
50
20
Pump
horsepower
1½ 3 5 7½ 10 15 20 25 30 40 50 60
Amp draw 460/3/60
2.6
4.8
7.6
11
14
21
27
34
40
52
65
77
Shipping weight (lbs.)
• P1
—
95
115
125
165
180
300
310
400
465
710
730
•
P2
60
90
115
275
320
425
510
630
670
—
—
—
Trim size (inches)
2
2½
3
4
6
8
Maximum flow (gpm)
50
90
160
320
900
2,000
Shipping
weight
(lbs.)
25 35 50 75
120 165
Metric Standards
Capacity Trim
Process
Recirculating
Nominal refrigeration,
Nominal flow
size
pump
pump
chilled water, Kcal/hr
liters
mm dia.
hp
kW
hp
kW
75,600 227
64
mm
5
3.73
3
2.24
105,840 318
64
mm
7½
5.59
3
2.24
151,200 454
76
mm
7½
5.59
5
3.73
181,440 545
76
mm
10
7.50
5
3.73
226,800 681
102
mm
10
7.50
5
3.73
272,160 818
102
mm
15
11.19
7½
5.59
302,400 908
102
mm
15
11.19
7½
5.59
378,000 1,136
102
mm
20
14.91
7½
5.59
468,720 1,408
152
mm
20
14.91
10
7.50
559,440 1,680
152
mm
25
18.64
10
7.50
665,280 1,998
152
mm
30
22.37
15
11.19
756,000 2,271
152
mm
30
22.37
15
11.19
937,440 2,816
152
mm
40
29.93
20
14.91
1,134,000 3,407
152
mm
50
37.29
20
14.91
Pump horsepower/kW 1½/1.1
2
3/2.24 5/3.73 7½/5.5
9
10/7.5 15/11.1
9
20/14.9
1
25/18.6
4
30/22.3
7
40/29.9
3
50/37.2
9
60/44.7
4
Amp
draw
460/3/60
2.6
4.8
7.6
11 14
21 27 34 40 52 65 77
Ship weight (Kg)
• P1
— 44 53 57 75 82 137 141 182 211 323 332
• P2
28 41 53
125 146
193 232 286 304 — — —
Trim size (mm)
51 mm
64 mm
76 mm
102 mm
152 mm
203 mm
Maximum flow (lpm)
189
340
624
1,211
3,406
7,570
Shipping weight (Kg)
12
16
23
35
55
75