aerauliqa QR280M, Use And Maintenance Manual, Page: 22 / 32

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Speed 100%
Lw dB - SOUND POWER OCTAVE BAND Lp dB(A)
63 125 250 500 1K 2K 4K 8K Tot @3m
Intake 76 64 70 72 62 59 53 46 78 50
Supply 75 64 66 68 59 53 44 34 77 46
Extract 76 63 66 68 60 54 45 34 77 47
Exhaust 76 64 69 70 61 58 52 44 78 49
Breakout 74 67 65 70 62 56 48 36 77 48
Speed 80%
Lw dB - SOUND POWER OCTAVE BAND Lp dB(A)
63 125 250 500 1K 2K 4K 8K Tot @3m
Intake 67 63 70 69 60 58 51 43 74 48
Supply 65 61 65 66 57 51 42 31 71 44
Extract 66 61 65 65 58 53 43 32 71 44
Exhaust 66 62 68 69 59 56 50 43 71 47
Breakout 61 66 65 67 57 53 45 33 71 45
Speed 60%
Lw dB - SOUND POWER OCTAVE BAND Lp dB(A)
63 125 250 500 1K 2K 4K 8K Tot @3m
Intake
57 57 69 57 51 49 42 33 70 41
Supply 55 55 64 54 49 43 34 24 65 37
Extract 60 54 62 53 49 44 34 24 65 36
Exhaust 57 56 68 57 51 49 42 33 69 41
Breakout 56 55 61 54 50 45 35 25 64 36
Speed 40%
Lw dB - SOUND POWER OCTAVE BAND Lp dB(A)
63 125 250 500 1K 2K 4K 8K Tot @3m
Intake 51 51 58 47 40 38 28 21 60 31
Supply 53 51 57 44 37 31 23 16 59 29
Extract 53 48 55 44 38 32 22 16 58 27
Exhaust 52 50 56 48 40 37 29 22 59 30
Breakout 53 48 53 45 39 32 22 16 57 27
Table 6.c Sound level: dB(A) figures are average spherical free-field, for comparitive use only.
6.2 Before starting the system
When the installation is finished, check that:
• Filters are mounted correctly.
• The unit is installed in accordance with the instructions.
• The unit is correctly wired.
• Eventual outdoor and exhaust air dampers and silencers are installed and that the duct system is correctly connected to the unit.
• All ducts are sufficiently insulated and installed according to local rules and regulations.
• Outdoor air intake is positioned with sufficient distance to pollution sources (kitchen ventilator exhaust, central vacuum system
exhaust or similar).
• The unit is correctly set and commissioned.