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KS C IEC 60364-5-52 : 2004 기준 |
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표 A. 52-2(52-C1) |
표 A.52-4(52-C3) |
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공사방법 |
A1(2본)-단상 |
A1(3본)-삼상 |
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주위온도 |
도체온도: 70°C,주위온도: 30°C |
도체온도: 70°C, 주위온도: 30°C |
|
회로 수(보정계수) |
1회로 |
2회로(×0.8) |
3회로(×0.7) |
4회로(×0.65) |
1회로 |
2회로(×0.8) |
3회로(×0.7) |
4회로(×0.65) |
|
1.5 |
14.5 |
11.6 |
10.2 |
9.4 |
13.5 |
10.8 |
9.5 |
8.8 |
|
2.5 |
19.5 |
15.6 |
13.7 |
12.7 |
18.0 |
14.4 |
12.6 |
11.7 |
|
4 |
26.0 |
20.8 |
18.2 |
16.9 |
24.0 |
19.2 |
16.8 |
15.6 |
|
6 |
34.0 |
27.2 |
23.8 |
22.1 |
31.0 |
24.8 |
21.7 |
20.2 |
|
10 |
46.0 |
36.8 |
32.2 |
29.9 |
42.0 |
33.6 |
29.4 |
27.3 |
|
16 |
61.0 |
48.8 |
42.7 |
39.7 |
56.0 |
44.8 |
39.2 |
36.4 |
|
25 |
80.0 |
64.0 |
56.0 |
52.0 |
73.0 |
58.4 |
51.1 |
47.5 |
|
35 |
99.0 |
79.2 |
69.3 |
64.4 |
89.0 |
71.2 |
62.3 |
57.9 |
|
50 |
119.0 |
95.2 |
83.3 |
77.4 |
108.0 |
86.4 |
75.6 |
70.2 |
|
70 |
151.0 |
120.8 |
105.7 |
98.2 |
136.0 |
108.8 |
95.2 |
88.4 |
|
95 |
182.0 |
145.6 |
127.4 |
118.3 |
164.0 |
131.2 |
114.8 |
106.6 |
|
120 |
210.0 |
168.0 |
147.0 |
136.5 |
188.0 |
150.4 |
131.6 |
122.2 |
|
150 |
240.0 |
192.0 |
168.0 |
156.0 |
216.0 |
172.8 |
151.2 |
140.4 |
|
185 |
273.0 |
218.4 |
191.1 |
177.5 |
245.0 |
196.0 |
171.5 |
159.3 |
|
240 |
321.0 |
256.8 |
224.7 |
208.7 |
286.0 |
228.8 |
200.2 |
185.9 |
|
300 |
367.0 |
293.6 |
256.9 |
238.6 |
328.0 |
262.4 |
229.6 |
213.2 |
|
400 |
- |
- |
- |
- |
- |
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