View the thread, titled "3 Phase board for domestic installation?" which is posted in Domestic Electrician Forum on Electricians Forums.

overskilled

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Mentor
Arms
Looking for a 3 phase board for a customer, older house...ideally something "aesthetically inoffensive"....i.e. something that doesn't look straight off the factory floor...
Thoughts? suggestions?

House is currently using 2 phases of a 3 phase supply into 2 separate meters, phoned the DNO to check there wasn't any reason for this...they were more surprised it hadn't been converted to a single 3 phase meter when the meters were swapped in 2009...Told to then phone supplier, whose technical team confirmed that a 3 phase meter can be fitted (with integral isolator and for free...shock of shocks..)

The DNO connections team reckon PME might be available despite it being an overhead supply, their computer system reckons yes...but requires a site visit to confirm if its possible or not....so they are coming out to do that
 
I think thats exactly up my street for what I'm looking for...clean, tidy looking and solidly built...
Now to find some toggle type plate lightswitches that don't scratch as soon as look at them...
Anyone want to buy a pair of very vintage industrial switchfuses?
 
Don't forget to order the correct RCBOs for the board. The domestic ones (6kA) generally don't have enough length on the leads to reach the bars. The TPN specific ones (10kA) are what you need. Generally pricier though.
Sounds daft but easily done.
 
I was looking at them anyway...if they PME it, then the Ze might be ultra low....the pole transformer is maybe 100 feet from the house at the very most...
Going to offer the customer the option of an upstairs ring or separate bedroom radials...
 
Convert a single phase consumer unit to a 3 phase unit.

Hager do a 3 phase busbar, every 3rd tooth on the same phase. 3 pole (or 4 pole) isolator, busbar fitted and then fit MCBs/RCBOs as per usual.

Don't forget to clearly mark cover with 400V warning label!
 
Have a look at Hagers multi service enclosures you can make up any combinations of banks and skeleton chasis , have used these before a its better than having three phase board for slit phase as you will always have one ay always blanked off or doubled up
 
problem is...it might go sizzle...

given the crappy terminal screws on every proteus board i`v come across...


Yes!!! Was in a guys house once, showed me the board, no cover, thought Id check the terminals for him on ...everything, main DP Iso were threaded. Yes it was Proteus. He said

"how do I know you didn't do that"

it went downhill from there
 

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