Backfeeding a 200 amp panel with an Outback 3048 [RE-wrenches]

Kurt Albershardt info at es-ee.com
Tue Oct 17 23:29:01 PDT 2006


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--On Tuesday, October 17, 2006 2:57 PM -0600 Ray Walters <walters at taosnet.com> wrote:
>
> The bussbar rating consideration should be based not on the breaker, but the max. possible backfeed the system can provide. (the array size)


The busbar rating is chosen based on the maximum load to which the busbar could be subjected (even if said condition is staggeringly unlikely.)  Given sufficient branch circuit breakers and loads, the busbar could be asked to carry the combined load of both the utility feed and the inverter feed.







.


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