Seperate CPC

[frankmac]

Guys
involved in large project where there will be a few sub mains running ,from 50mm /300mm etc electrical engineer running the job reckons the armour is good enough earth and no seperate earth required.

Your thoughts Gents please.

 

[benji]

if he's the ELECTRICAL ENGINEER he will have done all the calcs.so just do it ,it's part of his job


yours benji

 

[frankmac]

Cheers Benji

 

[benji]

having said that i can remember a large project where the consultants forgot to put cpc's on cable schedule

took about 3wks to pull them in after.££££


yours benji

 

[Sintra]

Here is a link to have a look at http://www.earthingnuts.co.uk/pdf/pvc_xlpe.pdf

 

[johnnyb]

As benji said, calcs calcs calcs, should have been done already before, but i know designers that anything above 35mm they run seperate cpc,s anyway, belt and braces, but eh! who are we, we only go off specs.

 

[frankmac]

Cheers johnny

Excellent my man