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Woltman Type Bulk Water Meters 200mm Woltman Type Flanged End Water Meter Salient Features Velocity type meter Direct magnetic transmission Class B ISO 4064 Superior accuracy and long-term reliability Highly sensitive to low flow rate and very accurate over its entire flow range. Low head loss. Vacuum sealed. leak proof and dry Totaliser. Maintenance-free long working life.
Technical Parameters | Nominal Diameter (DN) | Unit | Single-jet | Multi-jet | | mm | 15 | 20 | 15 | 20 | 25 | 40 | 50 | | Inches | 1/2 | 3/4 | 1/4 | 3/4 | 1 | 1 1/2 | 2 | | Starting Flow Rate | I/h | 14 | 18 | 14 | 18 | 25 | 70 | 80 | | Maximum Admissible Temp. | C | 45 C (Optional 90C) | | Maximum Admissible Working Pressure | bar (kg/cm3) | 10 | | Test Pressure - P | bar (kg/cm2) | 16 | | Qmax | Max. Peak flow +- 2% Accuracy | m3/hr | 3.0 | 5.0 | 3.0 | 5.0 | 7.0 | 20.0 | 30.0 | | Qn | Nominal flow +- 2% Accuracy | m3/hr | 1.5 | 2.5 | 1.5 | 2.5 | 3.5 | 10.0 | 15.0 | | Qt. | Transitional flow +-2% Accuracy | I /h | 120 | 200 | 120 | 200 | 280 | 800 | 1200 | | Qmin | Minimum flow +- 5% Accuracy | I / h | 30 | 50 | 30 | 50 | 70 | 200 | 300 | | Head Loss at | Qmax | m | 7.0 | 7.0 | 6.5 | 7.5 | 9.0 | 5.0 | 4.8 | | Qn | m | 1.7 | 1.8 | 1.7 | 1.9 | 2.3 | 1.3 | 1.2 | | Dimension | | Length (without Tail Pipes) | mm |
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| 165 | 190 | 260 | 300 | 330 | | Length (with Tail Pipes) | mm | 250 | 290 | 250 | 290 | 380 | 430 | 470 |
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Mr. Bhavik Chetan Mehta
mbrothers99@gmail.com
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