Sound pressure level, A - weighted | Octave-frequency band [Hz] | LpA, 3m dBA | LpA, 1m dBA | |||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Hz | General | 63 | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 | |||||||||||||||
LwA to supply inlet | dBA | 52 | 28 | 46 | 49 | 41 | 35 | 33 | 36 | 29 | 31 | 41 | ||||||||||||
LwA to supply outlet | dBA | 60 | 32 | 52 | 58 | 47 | 37 | 36 | 41 | 35 | 39 | 49 | ||||||||||||
LwA to exhaust inlet | dBA | 51 | 27 | 45 | 49 | 41 | 36 | 32 | 35 | 29 | 31 | 41 | ||||||||||||
LwA to exhaust outlet | dBA | 60 | 31 | 50 | 59 | 48 | 36 | 36 | 41 | 32 | 39 | 49 | ||||||||||||
LwA to environmet | dBA | 45 | 25 | 41 | 42 | 34 | 31 | 28 | 27 | 22 | 24 | 34 |
Point | Power [W] | Total sound pressure level at 3 m (1 m), dB(A) |
---|---|---|
1 | 50 | 24 (34) |
2 | 51 | 23 (33) |
3 | 50 | 23 (33) |
4 | 22 | 20 (30) |
5 | 22 | 20 (30) |
6 | 21 | 20 (30) |
7 | 9 | 13 (23) |
8 | 9 | 13 (23) |
9 | 9 | 13 (23) |