3 drawings and specifications, American standards, Metric standards – Sterlco 140 to 6,285 Gallon Pump Tanks User Manual
Page 21: Cooling tower water pump tanks, Top view front view side view

Pump Tanks
Chapter 6: Appendix
21 of 36
6-3 Drawings and Specifications
Cooling Tower Water Pump Tanks
American Standards
Maximum
Return
Tank
weight
tower
tons
c Capacity Maximum
water
&
overflow
Dimensions (less
pumps)
Model Single
Dual
gallons
pumps/
connections
inches
pounds
number well
well
Overflow
Operating
ledge Inches L W H Shipping
Operating
CT140 (D)
25
13
125
100
3
3” NPT
72
36
40
600
1,800
PT390 (D)
d
78 39 390
350
3
ℜ
5” CLMP
95 56 64
500
3,500
CT480 (D)
90
45
450
360
3
4” FLG
102
49.5
52
2,000
6,000
CT720 (D)
135
68
675
540
4
4” FLG
114
73.5
52
2,600
8,600
CT1080 (D)
206
103
1,030
900
4
6” FLG
114
73.5
77
3,400
12,400
CT1620 (D)
310
155
1,550
1,345
4
6” FLG
138
73.5
77
4,000
17,500
CT2040 (D)
382
191
1,910
1,685
5
6” FLG
150
91
78
5,000
22,100
CT2700 (D)
509
225
2,545
2,245
6
6” FLG
150 121
78
6,000
28,500
CT3670 (D)
698
349
3,490
3,140
6
6” FLG
162 121
90
7,000
37,600
CT5130 (D)
978
489
4,890
4,400
7
ℜ
8” FLG
162 169
92
7,800
50,700
CT6285 (D)
1,257
629
6,285
5,655
9
ℜ
10” FLG
162 217
94
14,700
69,100
c Based on three (3) gpm per ton and towers being within 25 feet of the tank.
d “P” signifies molded polyethylene tank.
ℜ PT390 = 6” CLMP, CT5130 = 6” FLG, CT6285 = 8” FLG overflow connections only.
Metric Standards
Maximum
Return
Tank
weight
tower
cooling
c Capacity
Maximum
water
&
overflow
Dimensions (less
pumps)
Model Single Dual
liters
pumps/
connections
cm
Kg
number well well
Overflow
Operating
ledge mm L
W
H
Shipping Operating
CT140
(D) 94,615
49,200
473 378 3 76
mm
183
91
102
273 817
PT390 (D)
d
295,200 147,599 1,476
1,325
3
ℜ 127 mm 241 142 162
227
1,588
CT480 (D)
340,619
170,303
1,703
1,362
3
102 mm
259
126 132
908
2,722
CT720 (D)
510,921
257,353
2,555
2,044
4
102 mm
289
187 132
1,180
3,901
CT1080 (D)
779,628
389,814
3,899
3,407
4
152 mm
289
187 195
1,543
5,625
CT1620 (D)
1,173,195
586,613
5,867
5,091
4
152 mm
350
187 195
1,815
7,938
CT2040 (D)
1,445,717
722,859
7,229
6,378
5
152 mm
381
231 198
2,268
10,025
CT2700 (D)
1,926,361
965,073
9,633
8,497
6
152 mm
381
307 198
2,722
12,928
CT3670 (D)
2,641,651
1,320,825
13,209
11,885
6
152 mm
411
307 229
3,176
17,056
CT5130 (D)
3,701,339
1,850,669
18,509
16,654
7
ℜ 203 mm 411 429 234 3,539
22,998
CT6285 (D)
4,757,242
2,380,513
23,789
21,404
9
ℜ 254 mm 411 551 239 6,668
31,344
c In Kcal/hr, calculated for cooling tower water, based on 3 lpm per 1,000 Kcal/hr and towers being within eight (8) meters of the
tank.
d “P” signifies molded polyethylene tank.
ℜ PT390 = 152mm, CT5130 = 152mm, CT6285 = 203mm overflow connections only.
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Front View
Side View
(P2 Pump Shown Only For Clarity)