Tank volumes, Tank selec tion, Rule of thumb – Xylem GSSERVICE R2 Service Manual Submersible Pumps & Jet Pumps User Manual
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TANK
SELEC
TION
V6P
2.0
0.8
0.7
0.6
1.2
V15P
4.5
1.8
1.5
1.3
2.7
V25P
8.2
3.3
2.8
2.4
4.5
V45P 13.9
5.6
4.7
4.1
8.4
V45B 13.9
5.6
4.7
4.1
8.4
V45
13.9
5.6
4.7
4.1
8.4
V60B 19.9
8.0
6.8
5.8
12.1
V60
19.9
8.0
6.8
5.8
12.1
V80
25.9
10.4
8.8
7.6
13.9
V80EX 25.9
10.4
8.8
7.6
13.9
V100
31.8 12.8
10.8
9.4
13.8
V100S 31.8 12.8
10.8
9.4
13.8
V140B 45.2 18.2
15.4
13.3
27.3
V140 45.2 18.2
15.4
13.3
27.3
V200B 65.1 26.2
22.1
19.2
39.3
V200 65.1 26.2
22.1
19.2
39.3
V250 83.5 33.6
28.4
25.6
50.8
V260 84.9 34.1
28.9
25.0
44.7
V350 115.9 46.6
39.4
34.1
70.5
Model
No.
Total
Volume
(Gals.)
①
Drawdown in Gals. at System
Operating Pressure Range of
18/40 28/50 38/60
PSIG PSIG
PSIG
Maximum
Drawdown
Vol. (Gals.)
Tank Volumes
①
Drawdown based on a 22 psi differential and Boyle’s
Law. Temperature, elevation and pressure can all affect
drawdown volume.
RULE OF THUMB
Tank must be sized to allow a minimum
run time per cycle as follows:
1
⁄
3
– 1½ HP
= 1 minute run time
2 HP & larger = 2 minute run time