½Ç³» ¼ÒÀ½ Æò°¡(NCÀÇ Çã¿ë ±âÁØ)
Á¦¸ñ ¾øÀ½
½ÇÀÇ Á¾·ù |
NC°ª |
dB(A) |
½ÇÀÇ Á¾·ù |
NC°ª |
dB(A) |
¹æ¼Û
½ºÆ©µð¿À |
NC-15~30 |
25~30 |
°¡
Á¤ |
NC-30 |
40 |
ÄÜ
¼ Æ® Ȧ |
NC-15~20 |
25~30 |
¿µ
È °ü |
NC-30 |
40 |
±Ø
Àå (500¼®) (È®¼ºÀåÄ¡ ¾øÀ½) |
NC-20~25 |
30~25 |
º´
¿ø |
NC-30 |
40 |
À½
¾Ç ½Ç |
NC-25 |
35 |
±³
ȸ |
NC-30 |
40 |
±³
½Ç (È®¼ºÀåÄ¡ ¾øÀ½) |
NC-25 |
35 |
µµ
¼ °ü |
NC-30 |
40 |
¾ÆÆÄÆ®, È£ÅÚ |
NC-25~30 |
35~40 |
»ó
Á¡ |
NC-35~40 |
45~50 |
ȸ
ÀÇ Àå (È®¼ºÀåÄ¡ ÀÖÀ½) |
NC-25~30 |
35~40 |
½Ä
´ç |
NC-45 |
55 |
- NC
°î¼±
- NC °î¼±¿¡ ÀÇÇÑ °¢ÁÖÆļöº° ±ÔÁ¤Ä¡
´ÜÀ§ : dB
±¸ºÐ |
63 |
125 |
250 |
500 |
1K |
2K |
4K |
8K |
NC65 |
80 |
75 |
71 |
68 |
66 |
64 |
63 |
62 |
NC60 |
77 |
71 |
67 |
63 |
61 |
59 |
58 |
57 |
NC55 |
74 |
67 |
62 |
58 |
56 |
54 |
53 |
52 |
NC50 |
71 |
64 |
58 |
54 |
51 |
49 |
48 |
47 |
NC45 |
67 |
60 |
54 |
49 |
46 |
44 |
43 |
42 |
NC40 |
64 |
56 |
50 |
45 |
41 |
39 |
38 |
37 |
NC35 |
60 |
52 |
45 |
40 |
36 |
34 |
33 |
32 |
NC30 |
57 |
48 |
41 |
35 |
31 |
29 |
28 |
27 |
NC25 |
54 |
44 |
37 |
31 |
27 |
24 |
22 |
21 |
NC20 |
51 |
40 |
33 |
26 |
22 |
19 |
17 |
16 |
NC15 |
47 |
36 |
29 |
22 |
17 |
14 |
12 |
11 |
*±¤´ë¿ªÀÇ Á¤»óÀûÀÎ ½Ç³»
¼ÒÀ½À» Æò°¡Çϱ⿡ Æø³Ð°Ô ÀÌ¿ëµÇ°í ÀÖ´Â NC(noise criteria)¸¦ ÀÌ¿ëÇÑ´Ù.
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¡á ½ºÆ©µð¿À, »ç¹«½Ç,
ȸÀÇ½Ç µî °ÇÃ๰ÀÇ À½Ç⼺´É Æò°¡¿¡ »ç¿ëµÇ´Â NC°ª. |
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