Forum Discussion
Golden_HVAC
Nov 15, 2014Explorer
If you camp in RV parks with 30 amp service, and need to run the A/C, then a voltage booster is normally needed in the middle of summer. However if you will be in 50 amp parks, then the wiring for 50 amp parks is much larger, and normally not subject to as much voltage loss, so they seem to not need the voltage booster.
I also have a volt meter plugged in all the time in my kitchen. It is designed to stay plugged into a receptacle, and has a 1" tall LED readout, so I can see at a glance if the voltage has dropped below 108 volts, and will check it more frequently. At 108 volts, I plug in my voltage booster. Without one, still at 105 volts your A/C will be OK, but not 104 volts. That is 6 volts less than the 'nominal' 110 volts that the motor is designed to work with, and not within 10% of the nominal 115 volts (+/- 11.5 volts)
So 125 volts, and the motors will be really happy, and draw less amperage. However at 125 volts, the heating elements, such as used in the refrigerator can draw to much amperage, and produce to much heat, so you should change to gas if over 120 volts.
Have fun with your newer RV!
Fred.
I also have a volt meter plugged in all the time in my kitchen. It is designed to stay plugged into a receptacle, and has a 1" tall LED readout, so I can see at a glance if the voltage has dropped below 108 volts, and will check it more frequently. At 108 volts, I plug in my voltage booster. Without one, still at 105 volts your A/C will be OK, but not 104 volts. That is 6 volts less than the 'nominal' 110 volts that the motor is designed to work with, and not within 10% of the nominal 115 volts (+/- 11.5 volts)
So 125 volts, and the motors will be really happy, and draw less amperage. However at 125 volts, the heating elements, such as used in the refrigerator can draw to much amperage, and produce to much heat, so you should change to gas if over 120 volts.
Have fun with your newer RV!
Fred.
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