Forum Discussion
rbpru
Nov 16, 2014Explorer II
If I recall properly, a three prong 30 amp plug has a hot blade, a neutral blade and a ground pin. It runs on 120 volts.
So, you have 3600 watts available from the shore plug. Your heater will use up a little less than half.
The idea of using a separate line to the camp ground’s 20 amp outlet is clever as it is a separate line; giving you a total of 50 amp like some of the larger trailers.
However,since the 50 amp plugs can provide 240 volts or two 120 volts, circuits with a common neutral, one must be aware that it may be possible to have one appliance plugged into one side of the 240 line and another plugged into the other side of the 240 line; depending on how the electrical box is wired. This could be an issue if the neutral line opens.
So, you have 3600 watts available from the shore plug. Your heater will use up a little less than half.
The idea of using a separate line to the camp ground’s 20 amp outlet is clever as it is a separate line; giving you a total of 50 amp like some of the larger trailers.
However,since the 50 amp plugs can provide 240 volts or two 120 volts, circuits with a common neutral, one must be aware that it may be possible to have one appliance plugged into one side of the 240 line and another plugged into the other side of the 240 line; depending on how the electrical box is wired. This could be an issue if the neutral line opens.
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