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Cable section
4 mm²
6 mm²
10 mm²
16 mm²
25 mm²
35 mm²
50 mm²
70 mm²
95 mm²
120 mm²
Table 9: Maximum allowed current in function of the ambient temperature for installation
method B2
Cable section
4 mm²
6 mm²
10 mm²
16 mm²
25 mm²
35 mm²
50 mm²
70 mm²
95 mm²
120 mm²
Table 10: Maximum allowed current in function of the ambient temperature for installation
method C
100
Installation method B2 according to table B.52.1.
Multi-core cable in conduit on a wooden wall
Ambient temperature
30 °C
40 °C
< 27 A
< 23 A
< 34 A
< 30 A
< 46 A
< 40 A
< 62 A
< 54 A
< 80 A
< 70 A
< 99 A
< 86 A
< 118 A
< 103 A
< 149 A
< 130 A
< 179 A
< 156 A
< 206 A
< 179 A
Installation method C according to table B.52.1.
Single-core or multi-core cable on a wooden wall
Ambient temperature
30 °C
40 °C
< 32 A
< 28 A
< 41 A
< 36 A
< 57 A
< 50 A
< 76 A
< 66 A
< 96 A
< 84 A
< 119 A
< 104 A
< 144 A
< 125 A
< 184 A
< 160 A
< 223 A
< 194 A
< 259 A
< 225 A
45 °C
50 °C
< 21 A
< 19 A
< 27 A
< 24 A
< 36 A
< 33 A
< 49 A
< 44 A
< 63 A
< 57 A
< 78 A
< 70 A
< 93 A
< 84 A
< 118 A
< 106 A
< 141 A
< 127 A
< 163 A
< 146 A
45 °C
50 °C
< 25 A
< 23 A
< 32 A
< 29 A
< 45 A
< 40 A
< 60 A
< 54 A
< 76 A
< 68 A
< 94 A
< 84 A
< 114 A
< 102 A
< 145 A
< 131 A
< 176 A
< 158 A
< 205 A
< 184 A
Instruction book
55 °C
< 16 A
< 21 A
< 28 A
< 38 A
< 49 A
< 60 A
< 72 A
< 91 A
< 109 A
< 126 A
55 °C
< 20 A
< 25 A
< 35 A
< 46 A
< 59 A
< 73 A
< 88 A
< 112 A
< 136 A
< 158 A
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