ERT200T Galvanised steel shut-off regulation dampers 200 mm pitch.

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Home General catalogue Air Diffusion Dampers Ert200t Shut Off Damper In Galvanised Stee Whit Distance Between B Ades 200 Mm Point
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Description

Regulation dampers with blade movement by means of gears located outside the air flow and special gaskets on the blades, capable of guaranteeing tightness class 4 according to the EN 1751 Standard.

Characteristics

- 15/10 galvanised steel frame;
- galvanised steel honeycomb blades with special profile for housing gaskets, thickness 0.8+0.8 mm;
- blade pitch 200 mm;
- external levers to control the damper;
- bronze bushings;
- galvanised control pins ø18 mm;
- lateral seal with stainless steel plates and single seal on each blade.

On request

- With manual control R12;
- AISI 304 version;
- electric servomotor.

Dimensional characteristics

 
L No. holes Ø 8 mm X
200 1 140
300 1 190
400 2 90
500 2 140
600 2 190
700 3 90
800 3 140
900 3 190
1000 4 90
1100 4 140
1200 4 190
1300 5 90
1400 5 140
1500 5 190

 
H No. holes Ø 8 mm Y
210 0 0
410 1 205
610 1 305
810 2 255
1010 3 205
1210 3 305
1410 4 255
1610 5 205
1810 5 305
2010 6 255

Pressure drop and generated noise

V: crossing speed (m/s).
Δpt [Pa]: pressure drops in Pascal.
LwA [dB(A)]: noise level.
α: opening angle of the regulation damper, 0° the blades are fully open.
*Speed not recommended.

 
Vk (m/s) α 0° α 30° α 60°
Δpt [Pa] LwA [dB(A)] Δpt [Pa] LwA [dB(A)] Δpt [Pa] LwA [dB(A)]
1 < 5 < 20 6 32 130 49
2 < 5 23 23 49 520 69
3 < 5 34 52 58 1185 16
4 < 5 42 94 66 1350 83
5 < 5 48 145 71 > 1500* 87
6 < 5 53 215 75 > 1500* 92

Rotation torque required to open and close the damper

Surface area [m2] Servomotor
WITHOUT spring return [Nm] WITH spring return [Nm]
< 0,20 20 10
< 1,50 30 20
< 2,20 40 40
< 3,00 60 40
< 4,00 - 80

Price list

H L
200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 1500
euro euro euro euro euro euro euro euro euro euro euro euro euro euro
210 239,08 250,96 263,07 275,20 286,75 299,47 311,56 323,42 335,53 347,38 359,55 371,96 383,50 395,92
410 288,47 304,95 321,40 337,87 354,04 370,78 387,23 403,70 420,14 436,61 453,10 469,84 486,01 502,76
610 337,87 358,94 379,72 400,52 421,33 442,10 462,91 483,98 504,76 525,86 546,64 567,71 588,52 609,59
810 387,23 412,36 437,50 462,91 488,00 513,14 538,55 563,96 589,10 614,81 639,90 665,31 690,72 716,16
1010 436,61 466,09 495,82 525,07 555,02 584,76 614,51 652,46 673,70 703,74 733,47 763,22 792,96 822,99
1210 485,44 511,56 553,88 587,94 622,01 656,07 690,15 724,25 758,31 792,69 826,75 861,12 895,20 929,53
1410 534,80 573,50 611,90 650,60 686,59 727,70 766,10 804,65 843,19 881,62 920,29 958,99 997,69 1036,39
1610 583,88 626,91 669,95 712,98 755,70 798,74 841,77 884,77 1099,93 970,56 1013,56 1056,90 1100,34 1143,24
1810 633,27 680,64 728,00 775,64 822,99 870,36 917,71 965,05 1012,42 1060,08 1107,41 1154,78 1202,14 1249,81
2010 682,37 734,33 786,03 838,02 889,71 941,68 993,37 1045,33 1097,02 1149,02 1200,71 1252,67 1304,38 1356,35

Manual control

Description €
Manual control R12 pin ø 18mm a.r.
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General catalogue

AIR DIFFUSION FIRE SAFETY MVHR - MECHANICAL VENTILATION HEAT RECOVERY SANITIZATION VENTILATION FLEXIBLE DUCTS SPIRO DUCTS AND FITTINGS FILTRATION INSULATION TAPES AND GASKETS REGULATORS ACCESSORIES AND PARTS
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