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Drawdown, Dimensions & Weights
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Drawdown - Gallons (liters) |
|
Dimensions - Inches (cm) |
|
| Model Number |
Volume
Gal (liter) |
20-40 PSI
(138-276 Kpa) |
30-50 PSI
(207-345 Kpa) |
40-60 PSI
(276-414 Kpa) |
Precharge
Pressure |
Height |
Diameter |
Weight
Lbs. (kg) |
WM01 |
2.0 (7.6) |
.7 (2.6) |
.6 (2.3) |
… |
20 (138) |
12-9/16 (32) |
8-3/8 (21) |
4-1/2 (2.0) |
WM02 |
4.6 (17.4) |
1.7 (6.1) |
1.4 (5.3) |
… |
20 (138) |
14-11/16 (37) |
11-3/8 (28) |
7-1/2 (3.4) |
WellMate Tank Conversion Table
| Wellmate |
Well-X-Trol |
A.O. Smith |
Sta-Rite |
Well-Rite |
Galvanized* |
Pallet QTY. |
WM01 |
WX101 |
V-6P |
CA-8 |
JR6-01 |
6 Gal. |
N/A |
WM02 |
WX102 |
V-15P |
N/A |
JR15-02 |
11 Gal. |
N/A |
Drawdown Volume Multiplier Chart (Approximate)**
| Tank Pressure at Shut-Off PSI (Kpa) |
Tank Pressure at Start-Up - PSI (Kpa) |
10
(69) |
20
(138) |
30
(207) |
40
(276) |
50
(345) |
| 20 (138) |
0.26 |
|
|
|
|
| 30 (207) |
0.41 |
0.20 |
|
|
|
| 40 (276) |
0.51 |
0.35 |
0.17 |
|
|
| 50 (345) |
0.57 |
0.42 |
0.29 |
0.14 |
|
| 60 (414) |
0.61 |
0.49 |
0.37 |
0.25 |
0.12 |
| 70 (483) |
0.65 |
0.54 |
0.43 |
0.32 |
0.22 |
| 80 (552) |
0.68 |
0.58 |
0.52 |
0.39 |
0.29 |
| 90 (621) |
0.70 |
0.61 |
0.56 |
0.44 |
0.35 |
WM Series Connection 3/4" male.
NOTE: All tanks may be used up to 90°F
MAXIMUM WORKING PRESSURE 100 PSI.
NOTE: Install a pressure relief valve on any installation where the pump pressure can exceed the tank's maximum pressure.
* Standard Atmospheric installation
** To assume dependable drawdown volumes, and in keeping with the present industry practice, drawdowns are based on Boyle's law.
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