Daikin FWF04C - Page 35

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Sound Data
Model Speed
1/1 Octave Sound Power Level (dB, reference 1pW) Overall
125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz (dBA)
FWC03H
High 55 55 58 58 53 48 40 61
Med 50 51 53 52 47 41 32 56
Low 44 43 45 41 34 27 27 46
FWC04H
High 58 58 59 58 54 50 43 62
Med 54 54 55 54 49 44 36 58
Low 47 45 47 45 37 30 27 48
FWC06H
High 60 60 62 61 56 52 45 65
Med 57 58 60 59 53 48 41 62
Low 54 54 56 55 48 42 34 58
FWC08H
High 61 62 62 62 57 52 45 65
Med 57 58 59 58 52 47 39 61
Low 52 51 53 51 43 37 30 54
FWC10H
High 61 63 64 65 60 55 49 68
Med 58 60 61 61 56 51 43 64
Low 53 54 56 55 49 42 34 58
FWC12H
High 73 65 65 64 59 55 50 68
Med 65 61 61 61 56 50 42 64
Low 61 58 59 58 52 46 37 61
FWC14H
High 68 70 69 68 63 62 60 72
Med 66 65 65 64 59 56 52 68
Low 59 55 58 55 50 45 38 59
FWC16H
High 72 72 69 68 64 63 61 73
Med 70 68 66 64 60 59 55 69
Low 58 58 58 56 52 48 42 60
FWC18H
High 71 73 72 71 66 65 63 75
Med 68 69 69 67 62 60 58 71
Low 63 62 62 60 55 52 48 64
FWC20H
High 71 73 73 72 67 66 65 76
Med 68 70 70 68 62 62 60 72
Low 61 62 62 60 55 52 48 64
Microphone position: 1.5m below the centre of the unit.
(Tested with 2m length duct at the air discharge outlet and 1m length of air return duct).
Model Speed
1/1 Octave Sound Power Level (dB, reference 1pW)
Overall
A (dBA)
125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz
FUD20B
High 68 67 72 70 65 65 57 74
Med 64 64 68 65 61 59 51 69
Low 61 60 63 60 56 53 43 65
FUD25B
High 71 71 74 74 70 70 63 78
Med 70 69 73 72 68 68 60 76
Low 67 67 71 69 65 64 56 73
FUD30B High 75 76 75 72 69 65 60 77
FUD40B High 75 76 75 72 69 65 60 77
Measured In Reverberation Chamber