Discuss Load calculations on three phase board in the Electrical Wiring, Theories and Regulations area at ElectriciansForums.net

Welcome to ElectriciansForums.net - The American Electrical Advice Forum
Head straight to the main forums to chat by click here:   American Electrical Advice Forum

Using 63A mcbs is a bad idea as others have said you will not achieve selectivity. Any fault in a dwelling may well disconnect at the main board you need to insist on a Ryfield.
 
If I change MCB to RCBO that will be ok ?
That will make it worse. Do the circuits need additional rcd protection. Is there any design spec for the job it can't be an ad hoc design and from what you are saying it is outside your comfort zone.
 
That will make it worse. Do the circuits need additional rcd protection. Is there any design spec for the job it can't be an ad hoc design and from what you are saying it is outside your comfort zone.
That will make it worse. Do the circuits need additional rcd protection. Is there any design spec for the job it can't be an ad hoc design and from what you are saying it is outside your comfort zone.
That will make it worse. Do the circuits need additional rcd protection. Is there any design spec for the job it can't be an ad hoc design and from what you are saying it is outside your comfort zone.
Thank you for your help and suggestion , Monday or Tuesday I will see the landlord and will update it .
 

Reply to Load calculations on three phase board in the Electrical Wiring, Theories and Regulations area at ElectriciansForums.net

OFFICIAL SPONSORS

Electrical Goods - Electrical Tools - Brand Names Electrician Courses Green Electrical Goods PCB Way Electrical Goods - Electrical Tools - Brand Names Pushfit Wire Connectors Electric Underfloor Heating Electrician Courses
These Official Forum Sponsors May Provide Discounts to Regular Forum Members - If you would like to sponsor us then CLICK HERE and post a thread with who you are, and we'll send you some stats etc
This website was designed, optimised and is hosted by Untold Media. Operating under the name Untold Media since 2001.
Back
Top
AdBlock Detected

We get it, advertisements are annoying!

Sure, ad-blocking software does a great job at blocking ads, but it also blocks useful features of our website. For the best site experience please disable your AdBlocker.

I've Disabled AdBlock