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 | 56 | 50 | 46 | 53 | 45 | 39 | 34 | 36 | 32 | 35 | 45 | ||||||||||||
LwA to supply outlet | dBA | 64 | 56 | 52 | 63 | 52 | 39 | 38 | 43 | 35 | 44 | 54 | ||||||||||||
LwA to exhaust inlet | dBA | 56 | 52 | 46 | 53 | 45 | 38 | 34 | 36 | 31 | 36 | 46 | ||||||||||||
LwA to exhaust outlet | dBA | 64 | 58 | 53 | 62 | 51 | 40 | 38 | 42 | 33 | 44 | 54 | ||||||||||||
LwA to environmet | dBA | 49 | 45 | 40 | 44 | 38 | 33 | 29 | 27 | 22 | 28 | 38 |
Point | Total power of the unit, W | Total sound pressure level at 3 m (1 m), dBA |
---|---|---|
1 | 165 | 28 (38) |
2 | 165 | 27 (37) |
3 | 165 | 27 (37) |
4 | 63 | 23 (33) |
5 | 62 | 22 (32) |
6 | 60 | 22 (32) |
7 | 21 | 15 (25) |
8 | 20 | 14 (24) |
9 | 20 | 14 (24) |