Danfoss AB-QM DN 40-100 Pressure Independent Control Valves
Overview
Installation
Shut off
Setting
Resetting
DN 40-100
Locking
DN 40/50
DN 65-100
Measuring
| DN 40 | L/h | L/s | GPM |
| 20% | 1,500 | 0.416 | 6.6 |
| 25% | 1,875 | 0.520 | 8.3 |
| 30% | 2,250 | 0.625 | 9.9 |
| 35% | 2,625 | 0.729 | 11.6 |
| 40% | 3,000 | 0.833 | 13.2 |
| 45% | 3,375 | 0.937 | 14.9 |
| 50% | 3,750 | 1.041 | 16.5 |
| 55% | 4,125 | 1.145 | 18.2 |
| 60% | 4,500 | 1.250 | 19.8 |
| 65% | 4,875 | 1.354 | 21.5 |
| 70% | 5,250 | 1.458 | 23.1 |
| 75% | 5625 | 1.562 | 24.8 |
| 80% | 6,000 | 1.666 | 26.4 |
| 85% | 6,375 | 1.770 | 28.1 |
| 90% | 6,750 | 1.875 | 29.7 |
| 95% | 7,125 | 1.979 | 31.4 |
| 100% | 7,500 | 2.083 | 33.0 |
| DN 50 | L/h | L/s | GPM |
| 40% | 5,000 | 1.386 | 22.0 |
| 45% | 5,625 | 1.562 | 24.8 |
| 50% | 6,250 | 1.736 | 27.5 |
| 55% | 6,875 | 1.909 | 30.3 |
| 60% | 7,500 | 2.083 | 33.0 |
| 65% | 8,125 | 2.256 | 35.8 |
| 70% | 8,750 | 2.430 | 38.50 |
| 75% | 9,375 | 2.604 | 41.3 |
| 80% | 10,000 | 2.777 | 44.0 |
| 85% | 10,625 | 2.951 | 46.8 |
| 90% | 11,250 | 3.125 | 49.5 |
| 95% | 11,875 | 3.298 | 52.3 |
| 100% | 12,500 | 3.472 | 55.0 |
| DN 65 | Flow | High Flow | ||||
| L/h | L/s | GPM | L/h | L/s | GPM | |
| 40% | 8,000 | 2.22 | 35.2 | 10,000 | 2.78 | 44.0 |
| 45% | 9,000 | 2.50 | 39.6 | 11,250 | 3.13 | 49.5 |
| 50% | 10,000 | 2.78 | 44.0 | 12,500 | 3.47 | 55.0 |
| 55% | 11,000 | 3.06 | 48.4 | 13,750 | 3.82 | 60.5 |
| 60% | 12,000 | 3.33 | 52.8 | 15,000 | 4.17 | 66.0 |
| 65% | 13,000 | 3.61 | 57.2 | 16,250 | 4.51 | 71.5 |
| 70% | 14,000 | 3.89 | 61.6 | 17,500 | 4.86 | 77.0 |
| 75% | 15,000 | 4.17 | 66.0 | 18,750 | 5.21 | 82.5 |
| 80% | 16,000 | 4.44 | 70.4 | 20,000 | 5.56 | 88.0 |
| 85% | 17,000 | 4.72 | 74.9 | 21,250 | 5.90 | 93.5 |
| 90% | 18,000 | 5.00 | 79.3 | 22,500 | 6.25 | 99.0 |
| 95% | 19,000 | 5.28 | 83.7 | 23,750 | 6.60 | 104.5 |
| 100% | 20,000 | 5.56 | 88.1 | 25,000 | 6.94 | 110.0 |
Note: 1 turn = 10%
| DN 80 | Flow | High Flow | ||||
| L/h | L/s | GPM | L/h | L/s | GPM | |
| 40% | 11,200 | 3.11 | 49.3 | 16,000 | 4.44 | 70.5 |
| 45% | 12,600 | 3.50 | 55.5 | 18,000 | 5.00 | 79.3 |
| 50% | 14,000 | 3.89 | 61.6 | 20,000 | 5.56 | 88.1 |
| 55% | 15,400 | 4.23 | 67.8 | 22,000 | 6.11 | 96.9 |
| 60% | 16,800 | 4.67 | 74.0 | 24,000 | 6.67 | 105.7 |
| 65% | 18,200 | 5.10 | 80.1 | 26,000 | 7.22 | 114.5 |
| 70% | 19,600 | 5.44 | 86.3 | 28,000 | 7.78 | 123.3 |
| 75% | 21,000 | 5.83 | 92.5 | 30,000 | 8.33 | 132.2 |
| 80% | 22,400 | 6.22 | 98.6 | 32,000 | 8.89 | 141.0 |
| 85% | 23,800 | 6.61 | 104.8 | 34,000 | 9.44 | 149.8 |
| 90% | 25,200 | 7.00 | 111.0 | 36,000 | 10.00 | 158.6 |
| 95% | 26,600 | 7.39 | 117.1 | 38,000 | 10.56 | 167.4 |
| 100% | 28,000 | 7.78 | 123.3 | 40,000 | 11.11 | 176.2 |
Note: 1 turn = 10%
| DN 100 | Flow | High Flow | ||||
| L/h | L/s | GPM | L/h | L/s | GPM | |
| 40% | 15,200 | 4.22 | 67.0 | 23,600 | 6.56 | 104.0 |
| 45% | 17,100 | 4.75 | 75.3 | 26,550 | 7.38 | 117.0 |
| 50% | 19,000 | 5.28 | 83.7 | 29,500 | 8.19 | 130.0 |
| 55% | 20,900 | 5.81 | 92.1 | 32,450 | 9.01 | 143.0 |
| 60% | 22,800 | 6.33 | 100.4 | 35,400 | 9.83 | 155.9 |
| 65% | 24,700 | 6.86 | 108.8 | 38,350 | 10.65 | 168.9 |
| 70% | 26,600 | 7.39 | 117.2 | 41,300 | 11.47 | 181.9 |
| 75% | 28,500 | 7.92 | 125.6 | 44,250 | 12.29 | 194.9 |
| 80% | 30,400 | 8.44 | 133.9 | 47,200 | 13.11 | 207.9 |
| 85% | 32,300 | 8.97 | 142.3 | 50,150 | 13.93 | 220.9 |
| 90% | 34,200 | 9.50 | 150.7 | 53,100 | 14.75 | 233.9 |
| 95% | 36,100 | 10.03 | 159.0 | 56,050 | 15.57 | 246.9 |
| 100% | 38,000 | 10.56 | 167.4 | 59,000 | 16.39 | 259.9 |
Note: 1 turn = 10%
Danfoss A/S
Climate Solutions danfoss.com +45 7488 2222
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