The damper is used to shut off and regulate the air flow in the ventilation ducts.
Made of a circular body made of galvanized sheet in the middle, in which a rotating closing leaf in the form of a sheet disc is placed perpendicularly to its axis. The closing leaf can be full (DK) or perforated (DKP).
The wing is controlled by a regulating mechanism with indicators of the throttle opening degree.
DN | Thickness | Surface [m2] with assembly connector | K=L1+2L2 | Weight [kg] |
71 | 1,00 | 0,042 | 170 | 0,215 |
80 | 1,00 | 0,048 | 170 | 0,246 |
90 | 1,00 | 0,054 | 170 | 0,278 |
100 | 1,00 | 0,061 | 170 | 0,318 |
112 | 1,00 | 0,070 | 170 | 0,368 |
125 | 1,00 | 0,083 | 180 | 0,437 |
140 | 1,00 | 0,094 | 180 | 0,499 |
150 | 1,00 | 0,103 | 180 | 0,552 |
160 | 1,00 | 0,110 | 180 | 0,592 |
180 | 1,25 | 0,127 | 180 | 0,740 |
200 | 1,25 | 0,157 | 200 | 0,915 |
224 | 1,25 | 0,197 | 224 | 1,158 |
250 | 1,25 | 0,252 | 260 | 1,459 |
280 | 1,50 | 0,308 | 280 | 1,925 |
300 | 1,50 | 0,354 | 300 | 2,210 |
315 | 1,50 | 0,390 | 315 | 2,683 |
355 | 1,50 | 0,495 | 355 | 3,406 |
400 | 2,00 | 0,629 | 400 | 4,833 |
450 | 2,00 | 0,795 | 450 | 6,106 |
500 | 2,00 | 0,981 | 500 | 6,748 |
560 | 2,00 | 1,231 | 560 | 9,452 |
600 | 2,00 | 1,414 | 600 | 10,862 |
630 | 2,00 | 1,559 | 630 | 13,970 |
710 | 2,00 | 1,980 | 710 | 17,741 |
800 | 2,00 | 2,514 | 800 | 22,527 |
900 | 2,00 | 3,181 | 900 | 28,500 |
1000 | 2,00 | 3,925 | 1000 | 35,168 |
1120 | 2,00 | 4,926 | 1120 | 47,288 |
1250 | 2,00 | 6,136 | 1250 | 58,904 |