STANDARD
1) Conforms to IS 2373/1981
SALIENT FEATURES
1) Dry dial mechanical driven flange ends.
2) Ensures wiper to keep the dial free from frost for clear reading
3) Metallic gears for long life and durability
4) Size range from 40mm to 1000mm
WORKING CONDITIONS
1) Water Temperature 45°C
2) Water Pressure <= 1MPa
3) Maximum Pressure -16 Bar
PERFORMANCE DATA
| SIZE (mm) | 40 | 50 | 65 | 80 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | 750 | 900 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Intermediate Flow Litres Per Hour |
10000 | 20000 | 40000 | 62000 | 1000000 | 250000 | 400000 | 550000 | 750000 | 1000000 | 1500000 | 2000000 | 2500000 | 3500000 | 4000000 | 5000000 |
| Nominal Flow Litres Per Hour |
20000 | 50000 | 80000 | 125000 | 200000 | 500000 | 800000 | 1100000 | 1500000 | 2000000 | 3000000 | 4000000 | 5000000 | 7000000 | 8000000 | 10000000` |
| Lower Limit of Flow Litres Per Hour |
1000 | 1660 | 2667 | 4160 | 6660 | 16660 | 26660 | 36660 | 50000 | 66660 | 100000 | 133300 | 166600 | 233300 | 266666 | 333300 |
| Minimum Starting Flow Litres Per Hour |
400 | 500 | 750 | 1000 | 1500 | 3500 | 5500 | 9000 | 14000 | 20000 | 25000 | 30000 | 35000 | 45000 | 55000 | 65000 |
| Pressure Testing Kg/Cm2 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
| Minimum Reading in Litres | 10 | 10 | 10 | 10 | 10 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 1000 | 1000 |
| Maximum Reading in Litres | 100000000 1000000000 10000000000 100000000000 | |||||||||||||||
FLANGES DIMENSIONS
| SIZE (mm) | 40 | 50 | 65 | 80 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | 750 | 900 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Outside Dia of Flange (D) mm | 145 | 165 | 185 | 200 | 220 | 285 | 340 | 395 | 445 | 505 | 565 | 615 | 670 | 780 | 960 | 1115 |
| Thickness of Flange (b) mm | 19 | 19 | 20 | 21 | 22 | 23 | 24.5 | 26 | 27.5 | 29 | 30 | 31.5 | 33 | 36 | 40 | 44 |
| Dia of Bolt Circle (C) mm | 110 | 125 | 145 | 160 | 180 | 240 | 295 | 350 | 400 | 460 | 515 | 565 | 620 | 725 | 900 | 1050 |
| Number of Holes (A) | 4 | 4 | 4 | 4 | 8 | 8 | 8 | 12 | 12 | 16 | 16 | 20 | 20 | 20 | 24 | 28 |
| Dia of Bolt Holes (d) mm | 19 | 19 | 19 | 19 | 19 | 23 | 23 | 23 | 23 | 23 | 28 | 28 | 28 | 31 | 31 | 34 |
| Total Length (L) mm | 170 | 170 | 198 | 198 | 240 | 295 | 343 | 443 | 365 | 530 | 535 | 580 | 610 | 645 | 655 | ——- |