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Posted by zxcvbob on January 8, 2008, 8:36 am
Eric_Scantlebury wrote:
>
>> Eric_Scantlebury wrote:
>> I have no idea of price, but I don't see why you couldn't maintain the
>> circuits you currently have and only get a new service and breaker
>> panel. what rationale did he give for "rewiring the whole house?"
>
> Well - that's what my current thinking is as of now. But I am having a
> hard time trying to find a 60 or 70 amp sub panel with more than 4
> spaces (what I find only has 2 spaces - I want to run 2 20 amp circuits
> for the outlets, one 15 am for lighting (I'm running 5 cans, one
> overhead and an outside garage light on it) and a seperate 15 am circuit
> for the refridgerator and microwave. Currently I have 2 20 amp circuits
> supplying the existing stuff, so I know I'll never, with the extra cans,
> run into even 50% of a 60 amp sub - and I'd be taking the 2 20's out of
> the 100 amp fuse box). I'm redoing the kitchen so want to add 5
> additional circuts to the fuse box which is "full". Though I have
> plenty of "overhead" left and the sub-panel solution would work. But
> I'm thinking I'm going to have to bite the bullet some time so this
> might be the time.
>
Have you run out of capacity, or just run out of spaces? (have to do a
load analysis to really answer that) If just the former, and after
rereading your post I'm pretty sure it is, install a 100A main-lug load
panel next to the breaker box. Either tap it into the main bus after
the main fuses, or run it off the dryer or range fuse with 75A fuses and
move the dryer or range circuit to the new subpanel. (the dryer circuit
will probably be easier) If the dryer or range circuit is 3 wires
instead of 4, it cannot be fed from a subpanel; you'd have to convert it
to 4 wires (or ignore this rule, which I'm not recommending)
Bob
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