FRIMEC FC550-1500A, Руководство пользователя

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Page 15
Sound pressure level test setup complies to GB/T19232-2003
(b) Horizontal Unit
(a) Vertical Unit
Unit
Unit
1000
1000
Sound Data
1000
Microphone
Microphone
1000
Sound pressure level
Model: FCR-E
ESP 30Pa
Model Fan Speed
1/1 Octave Sound pressure level (dBA, ref 20µPa)
Overall
dB(A)
NC
63 125 250 500 1K 2K 4K 8K
200
High 14 24 33 34 34 29 22 13 36.9 33
Medium 13 18 27 28 29 24 16 12 32 27
Low 12 16 23 26 26 22 13 13 29.5 24
30
0
High 17 27 36 37 38 33 25 16 40.9 37
Medium 12 21 30 32 32 27 19 13 34.8 31
Low 12 13 21 23 23 19 14 12 26.8 21
400
High
19 29 37 39 40 35 27 18 42.9 39
Medium
14 24 32 35 35 31 22 14 38 34
Low 13 17 24 26 26 22 15 12 29.7 24
500
High 21 32 39 41 41 36 29 20 44.4 40
Medium 14 24 33 35 35 30 23 14 38 34
Low 12 17 25 27 28 24 15 12 30.9 26
600
High 22 33 41 42 44 38 30 22 46.4 43
Medium 17 27 35 36 37 33 25 17 40.2 36
Low 13 18 26 29 29 24 17 14 32.3 27
800
High 23 34 42 43 43 39 32 23 46.5 43
Medium 18 28 36 37 37 34 26 17 41 36
Low 13 19 28 29 29 25 18 13 32.6 27
1000
High
25 35 44 45 46 41 33 25 49 45
Medium
21 32 40 42 42 37 30 21 45.3 41
Low 14 22 30 32 32 28 20 13 35.1 31
1200
High 26 37 46 47 48 43 35 26 50.9 47
Medium 19 30 38 39 40 35 27 19 42.8 39
Low 13 21 29 30 31 26 18 12 33.9 30
1400
High 27 38 47 48 48 43 37 28 51.3 47
Medium 19 30 38 40 40 36 28 19 43.7 39
Low 13 21 29 31 31 26 19 14 34.4 30
1. Sound pressure level of FCUs are tested in accordance to GB/T19232-2003 under 11.5 dBA background noise.
2. Microphone position : 1m in front and 1 m below the unit.