Danfoss AB-QM DN 10-32 Pressure Independent Balancing Installation Guide
- October 27, 2023
- Danfoss
Table of Contents
Danfoss AB-QM DN 10-32 Pressure Independent Balancing
OVERVIEW
Installation
Shut off
Setting
Locking
Measuring
| DN 10 | Low Flow | Normal Flow |
|---|---|---|
| L/h | L/s | GPM |
| 20% | 30 | 0.008 |
| 25% | 38 | 0.010 |
| 30% | 45 | 0.013 |
| 35% | 53 | 0.015 |
| 40% | 60 | 0.017 |
| 45% | 68 | 0.019 |
| 50% | 75 | 0.021 |
| 55% | 83 | 0.023 |
| 60% | 90 | 0.025 |
| 65% | 98 | 0.027 |
| 70% | 105 | 0.029 |
| 75% | 113 | 0.031 |
| 80% | 120 | 0.033 |
| 85% | 128 | 0.035 |
| 90% | 135 | 0.038 |
| 95% | 143 | 0.040 |
| 100% | 150 | 0.042 |
| 105% | 158 | 0.044 |
| 110% | 165 | 0.046 |
| 115% | 173 | 0.048 |
| 120% | 180 | 0.050 |
| DN 15 | Low Flow | Normal Flow |
| --- | --- | --- |
| L/h | L/s | GPM |
| 20% | 55 | 0,015 |
| 25% | 69 | 0,019 |
| 30% | 83 | 0,023 |
| 35% | 96 | 0,027 |
| 40% | 110 | 0,031 |
| 45% | 124 | 0,034 |
| 50% | 138 | 0,038 |
| 55% | 151 | 0,042 |
| 60% | 165 | 0,046 |
| 65% | 179 | 0,050 |
| 70% | 193 | 0,053 |
| 75% | 206 | 0,057 |
| 80% | 220 | 0,061 |
| 85% | 234 | 0,065 |
| 90% | 248 | 0,069 |
| 95% | 261 | 0,073 |
| 100% | 275 | 0,076 |
| 105% | 289 | 0,080 |
| 110% | 303 | 0,084 |
| 115% | 316 | 0,088 |
| 120% | 330 | 0,092 |
| DN 20 | Normal Flow | High Flow |
| --- | --- | --- |
| L/h | L/s | GPM |
| 20% | 180 | 0.050 |
| 25% | 225 | 0.063 |
| 30% | 270 | 0.075 |
| 35% | 315 | 0.088 |
| 40% | 360 | 0.100 |
| 45% | 405 | 0.113 |
| 50% | 450 | 0.125 |
| 55% | 495 | 0.138 |
| 60% | 540 | 0.150 |
| 65% | 585 | 0.163 |
| 70% | 630 | 0.175 |
| 75% | 675 | 0.188 |
| 80% | 720 | 0.200 |
| 85% | 765 | 0.213 |
| 90% | 810 | 0.225 |
| 95% | 855 | 0.238 |
| 100% | 900 | 0.250 |
| 105% | 945 | 0.263 |
| 110% | 990 | 0.275 |
| 115% | 1035 | 0.288 |
| 120% | 1080 | 0.300 |
| DN 25 | Normal Flow | High Flow |
| --- | --- | --- |
| L/h | L/s | GPM |
| 20% | 340 | 0.094 |
| 25% | 425 | 0.118 |
| 30% | 510 | 0.142 |
| 35% | 595 | 0.165 |
| 40% | 680 | 0.189 |
| 45% | 765 | 0.213 |
| 50% | 850 | 0.236 |
| 55% | 935 | 0.260 |
| 60% | 1020 | 0.283 |
| 65% | 1105 | 0.307 |
| 70% | 1190 | 0.331 |
| 75% | 1275 | 0.354 |
| 80% | 1360 | 0.378 |
| 85% | 1445 | 0.401 |
| 90% | 1530 | 0.425 |
| 95% | 1615 | 0.449 |
| 100% | 1700 | 0.472 |
| 105% | 1785 | 0.496 |
| 110% | 1870 | 0.519 |
| DN 32 | Normal Flow | High Flow |
| --- | --- | --- |
| L/h | L/s | GPM |
| 20% | 640 | 0.178 |
| 25% | 800 | 0.222 |
| 30% | 960 | 0.267 |
| 35% | 1120 | 0.311 |
| 40% | 1280 | 0.356 |
| 45% | 1440 | 0.400 |
| 50% | 1600 | 0.444 |
| 55% | 1760 | 0.489 |
| 60% | 1920 | 0.533 |
| 65% | 2080 | 0.578 |
| 70% | 2240 | 0.622 |
| 75% | 2400 | 0.667 |
| 80% | 2560 | 0.711 |
| 85% | 2720 | 0.756 |
| 90% | 2880 | 0.800 |
| 95% | 3040 | 0.844 |
| 100% | 3200 | 0.889 |
| 105% | 3360 | 0.933 |
| 110% | 3520 | 0.978 |
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