Go to Program/Africa's Wikipedias and click on "Video recording" and scroll to 24'03" for Gert's speech.
Pre-1977 IEE | Pre-2004 IEE | Current IEC | ||
---|---|---|---|---|
Protective earth (PE) |
![]() |
![]() |
![]() | |
Neutral (N) |
![]() |
![]() |
![]() | |
Single phase | Line (L) |
![]() |
![]() |
![]() |
Three-phase | L1 |
![]() |
![]() |
![]() |
L2 |
![]() |
![]() |
![]() | |
L3 |
![]() |
![]() |
![]() |