distributor   protective   ring   from   cables   cable   conductor   than   such   connected   regulations   have   other   electricity   voltage   circuit   this   state   part   that   circuits   under   shall   network   event   line   which   where   reasonably   electrical   used   notice   steel   overhead   installation   person   with   regulation   means   system   requirements   danger   protection   paragraph   will   supply   earth   these   equipment   specified   JoelLipman.Com