where the reg

[the pict]

"where a reduction in csa of a conductor arises" I cant find the bloody reg, even though I read it a couple of weeks back, now I need it on a eic help
Pict

 

[telectrix]

433.2.1

 

[telectrix]

and 433.2.2

 

[the pict]

Thanks for that Teletrix I was certain is was around 411 somewhere, I even wrote it down then promptly binned it
Pict