CROSS-SECTIONAL AREA OF PHASE CONDUCTORS S
MM2 |
MINIMUM CROSS-SECTIONAL AREA OF THE CORRESPONDING PROTECTIVE CONDUCTOR (PE, PEN) SPA
MM2 |
S ≤ 16
|
S
|
16 < S ≤ 35
|
16
|
35 < S ≤ 400
|
S/2
|
400 < S ≤ 800
|
200
|
800 < S
|
S/4
|
a Current in the neutral may be influenced where there are significant harmonics in the load.
| |
Minimum terminal capacity for copper protective conductors (PE, PEN)
|
Source: IEC 61439-1 2011 Table 5
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