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Old 07-26-2012, 04:56 AM   #10
seahunter
Montana Master
 
Join Date: Aug 2011
Location: Vancouver
Posts: 1,284
M.O.C. #11675
Quote:
quote:Originally posted by H. John Kohl

Quote:
quote:Originally posted by NCFischers

What you are getting with the "y shaped gizmo" is 30 amps on one leg and 20 amps on the other. It is designed to safely provide a little more power than just the 30 amp outlet. You will need to watch your usage since you don't have two 50 amp legs.
Following on Jim's post



Trailer usage:


When you use the 30 amp adapter only that means a total of 30 amps is provided to your trailer and both "A" and "B" leg share it.

The most critical thing is to know how your circuit breakers are wired and manage the power draws accordingly. I found both of my Air Conditioning units were wired to the "A" leg in the circuit breaker panel. Jim helped me move one AC over to the "B" leg so there was better distribution even on 50 amp service.

I hope this is not too confusing and has helped.
If A and B share 30 amps, how is that enough to run an AC unit?

Was having both ACs on the same leg on an older trailer or newer? Is this something I should have checked on a new trailer?

Thanks!
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