CHAPTER 01 – APPLICATIONS Rail Ventilation 21 2023 | 06 Rail ventilation flap width 4 m Individual pane widths br = 1000–1670 m Flap Number of flaps per LZG (line) Number of flaps per EWA (surface) Panes Number [units] Pane dimensions [mm] LZG (N) rack & pinion unit EWA power drives (Nm) ar br dr 5 500 10 000 13 000 16 000 50 90 150 250 350 450 600 900 1200 1500 4 x 1000 x 1000 14 25 32 – 193356 93130167223335446558 2 x 1000 x 1200 20 30 39 – 27 49 82 137 192 247 329 494 658 823 3 x 1000 x 1200 13 25 32 39 183355 92128165220330440550 4 x 1000 x 1200 10 18 23 28 14 25 41 68 96123164246328410 4 x 1125 x 1000 12 22 28 34 163049 82115148197296394493 2 x 1125 x 1200 18 30 39 – 24 44 73 122 170 219 292 438 584 730 3 x 1125 x 1200 12 22 28 34 162949 81113146194291388485 4 x 1125 x 1200 9 16 21 26 12 22 37 61 85110146219292365 4 x 1250 x 1000 11 20 26 32 152745 75104134179269358448 2 x 1250 x 1200 16 30 39 – 22 39 66 109 153 197 262 393 524 655 3 x 1250 x 1200 11 20 26 32 152644 73102131175263350438 4 x 1250 x 1200 8 15 20 25 11 20 33 55 76 98131197262328 2 x 1250 x 1400 12 23 34 – 173151 85119153204306408510 3 x 1250 x 1400 8 15 22 27 11 20 34 56 79101135203270338 4 x 1250 x 1400 6 11 14 17 9 15 26 43 60 77102153204255 3 x 1500 x 1000 12 22 28 34 17 30 50 83 117 150 200 300 400 500 2 x 1500 x 1200 13 25 32 39 18 33 55 92 129 166 221 332 442 553 3 x 1500 x 1200 9 16 21 26 12223761 86110147221294368 2 x 1500 x 1400 10 19 25 31 14254270 99127169254338423 3 x 1500 x 1400 7 12 16 20 9 17 28 47 65 84112168224280 1 x 1600 x 1400 20 30 39 – 27 48 80 133 186 239 319 479 638 798 2 x 1600 x 1400 10 18 23 28 13 24 40 67 93120160240320400 3 x 1600 x 1400 6 12 16 20 9 16 27 44 62 80106159212265 1 x 1600 x 1500 17 30 39 – 23 42 70 117 163 210 280 420 560 700 2 x 1600 x 1500 8 16 21 26 12 21 35 58 82105140210280350 3 x 1600 x 1500 5 10 13 16 8 14 23 39 54 70 93140186233 1 x 1670 x 1400 18 30 39 – 21 38 64 106 149 191 255 383 510 638 2 x 1670 x 1400 9 17 22 27 11 19 32 53 75 96128192256320 1 x 1670 x 1500 16 30 39 – 193456 94131169225338450563 2 x 1670 x 1500 8 15 19 23 9 17 28 47 66 85113170226283 > Glass 4 mm > Roof angle a = 22°–25° > Gutter height Tr = 150–180 mm > Gable height, roof height HG = 980–1010 mm > Rack stroke = 780–800 mm > Revolutions = 23,6–24,2 (PAR 06, Chapter 3 ) Instructions: After choosing a pane dimension, you determine the maximum number of flaps per LZG rack. Then, based on the drive torque of the EWA power drive, you calculate the total number of possible flaps. The number of flaps in the tables is only intended as a guide. This number depends on assembly, mounting, current values etc.
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