Posted by soder33 on December 03, 2012 at 08:43:33 from (156.98.4.11):
I need some enlightenment.
I bought a 2000 watt continuous/4000 watt peak inverter and was wondering if the 120 volt Modified sine wave will do any harm to my Mid 1990’s York Furnace or new Whirlpool Refrigerator? I have read that I could fry the circuit board of the furnace and do harm to the electronics of the refrigerator.
I don’t see how the electronics on the furnace would get harmed, because I believe the 120 volt AC is run through a transformer to change it to 24 volts. The only items running on 120 volt AC are the fan motors and ceramic heater to start the burners. The frig I am not so sure about.
I am not worrying about drawing the battery down because I have a 63 amp alternator run by a 6 ½ HP engine to charge it. I mounted everything on a cart, so it’s very mobile.
This is only going to be used in emergencies and to charge batteries on tractors, truck, or cars that are not near the buildings.
I guess it's not that off topic, since I did say I would use it to charge the tractor batteries.
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