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Old 04-20-2013, 02:22 PM   #8
H. John Kohl
Montana Master
 
Join Date: May 2003
Location: New Bern
Posts: 4,294
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Quote:
quote:Originally posted by RKassl

We will be traveling through Canada on our way to Alaska in a couple of weeks and have noticed that it is common to have less than 30 amps sometimes 15 to amps at campsites. My question is what is the BEST/Safest way to connect the Monty to the pedestal? I have a heavy duty 30 amp shoreline that I could use an adapter on to attach, or should I use a pigtail adapter right away and then use a heavy duty outdoor extension cord to the connection on the pedestal? I just don't know if the heavy duty 30 amp line would build up too much heat or would the 20 amp extension cord? Or am I just splitting hairs at this point?

Thanks!
You ask a good question.

The 30 Amp line has larger wire therefore less resistance which = less heat and less loss.
The 20 Amp extension cord has smaller wire and could heat more and have higher loss.

So - If you don't mind pulling the 30 amp cord and plugging it into a 30/20 amp step down plug or dog bone that is the most efficient. Will you ever notice the difference, probably not but that is the electrical answer.
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