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Question about gage

1741 Views 6 Replies 7 Participants Last post by  BuiltByMAC
I know this has been talked about other threads but have a similar question.

I have been doing some sub/pick up work framing a garage on a one acre lot. The garage is about 300' or so from the house and main electrical box.

The electrician did not start until I was after the job and I have not had time to stop by and ask him.

What size gauge wire or wires would you run from a main electrical box to a garage like this? The purpose was a back shed not to be used all the time.

I am not looking for anything exact just wondering what would be used?

Like water can loose pressure over long distances, does this happen with electricity too.

Any ideas??

Thanks,
Mike
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Need more info like the size service you are putting in the garage. Is it an overhead or direct burial, Is there a dis-connect that may be closer, what size panel is in the home, what size is the service feeding the home?
I know this has been talked about other threads but have a similar question.

I have been doing some sub/pick up work framing a garage on a one acre lot. The garage is about 300' or so from the house and main electrical box.

The electrician did not start until I was after the job and I have not had time to stop by and ask him.

What size gauge wire or wires would you run from a main electrical box to a garage like this? The purpose was a back shed not to be used all the time.

I am not looking for anything exact just wondering what would be used?...
Whatever size is needed to carry the expected load.

...Like water can loose pressure over long distances, does this happen with electricity too.....
Yes. It's called Voltage Drop.

....Any ideas??....
Yea. Give your electrician the information he needs and let him worry about it.
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Like water can loose pressure over long distances, does this happen with electricity too.
Yes, it's called voltage drop. Your electrician should be accounting for that.
Wire

I usually run 750 MCM Cu to be safe.
First you do a load calculation, then a voltage drop calculation. The electrician won't have any problem with those calculations.
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