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7.8 Except for type Z attachment, terminals used for connection to the supply mains shall' M- z) q7 j6 h; B6 w; b
be indicated as follows: R3 Q% l& {7 t7 G9 K D
– terminals intended exclusively for the neutral conductor shall be indicated by the letter N;% s5 ?3 }* A- s7 A% ?' C: _. [
– protective earthing terminals shall be indicated by symbol IEC 60417- 5019 (2006-08).
; ]% V7 {. j$ ^3 ^6 {+ \: i* \. m! ^These indications shall not be placed on screws, removable washers or other parts which can# X% Q, B4 ~; x
be removed when conductors are being connected. |
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