Aluminium regulation dampers with blades with 50 mm pitch with opposing movement.
Material: galvanised steel frame, aluminium honeycomb blades, nylon gears and closures.
Fastening: by means of bolts.
Installation: on duct with rotation axis of the horizontal blades.
For both manual and motorised regulation of the air flow in duct systems.
ERA50-P damper with pin Ø 8 mm;
ERA50-C damper with manual control.
V: crossing speed (m/s).
Pa: pressure drops in Pascal.
dB(A): noise level.
α: opening angle of the regulation damper, 0° the blades are fully open.
V (m/s) | α 0° | α 30° | α 60° | |||
Pa | dB(A) | Pa | dB(A) | Pa | dB(A) | |
1 | <5 | <20 | <5 | <20 | 14 | 24 |
2 | <5 | 23 | <5 | 25 | 56 | 44 |
3 | <5 | 33 | 7 | 37 | 130 | 58 |
4 | 5 | 42 | 12 | 44 | 230 | 67 |
5 | 9 | 48 | 20 | 52 | 360 | 74 |
L: base
H: height
all dimensions are expressed in mm
H | L | ||||||
200 | 300 | 400 | 500 | 600 | 700 | ||
euro | euro | euro | euro | euro | euro | ||
210 | 35,93 | 40,17 | 45,46 | 50,72 | 63,41 | 73,98 | |
310 | 40,17 | 54,95 | 61,29 | 69,74 | 76,08 | 84,55 | |
410 | 45,46 | 61,29 | 71,86 | 80,33 | 88,78 | 97,24 | |
510 | 50,72 | 69,74 | 80,33 | 95,10 | 105,69 | 114,14 | |
610 | 63,41 | 76,08 | 88,78 | 105,69 | 116,24 | 124,70 | |
710 | 73,98 | 84,55 | 97,24 | 114,14 | 124,70 | 141,60 | |
manual control | 19,58 |
H | L | |||||
200 | 300 | 400 | 500 | 600 | 700 | |
euro | euro | euro | euro | euro | euro | |
210 | 57,77 | 62,25 | 67,84 | 73,46 | 86,87 | 98,01 |
310 | 62,27 | 77,91 | 84,60 | 93,48 | 100,20 | 109,16 |
410 | 67,84 | 84,60 | 95,73 | 104,70 | 113,61 | 122,57 |
510 | 73,46 | 93,51 | 104,70 | 120,30 | 131,49 | 140,44 |
610 | 86,87 | 100,20 | 113,61 | 131,49 | 142,67 | 151,54 |
710 | 98,01 | 109,16 | 122,57 | 140,44 | 151,54 | 169,41 |