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You came of the 200 amp house service, to the garage with a 100 amp panel, I *think*, but am not sure, that you are limited (by code) to 50% of the panel's max rating when running a sub feed to another panel, thus you would only be able to run 50 amps to the pole building from the garage subpanel. If you came off the house with another subfeed you could get the full 100 amps. You could put in a new 400 amp meter base on the house with double disconnects, one for the house, and one for the pole building, and have a full 200 amps to the pole building, but if you have underground service this would be expensive as running new cable from the transformer would be costly. I wanted to do this, but this cost, plus I was going to have to upgrade the house to a 4 wire feed in and outside disconnect and thus a new inside panel (you know wires never reach in a new panel) and separate the neturals and grounds. This was going to be a difficult and expensive task and leave me without power for quite a while. I opted for a second meter, with an underground feed from a overhead transformer in the yard (house feeds off a underground feed on the other side of the yard). Thus I have two power sources, and when something electrical in the house needs doing, I can shut down the house and still have electricity via extension cords. My second meter costs me about $14 min per month but this includes some small amount of power. Power company engineer insisted it would be a commercial rate, I knew better, (he was an A**hole, just from talking to him) The woman in the business office said he was crazy and it was a residence and I would be billed at residential rates, that is how she set it up. I needed to hand dig across a septic line before power company came out. Same engineer insisted it had to be 30 inches deep, I said 24, he insisted 30 inches. I dug 30 inches and the crew came out and said he was an idiot, it was 24 inches. Soil was hard, that extra 6 inches was alot of work. Underground crew ran the underground and left enough wire to run up the pole, the next day an overhead crew showed up to do the hookup and run it up the pole. Charles
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