![]() The 12 Volt DC camper electrical system originates with the battery(s) installed on the camper. ![]() Overloading it would most likely blow a fuse in the towing vehicle or the chassis fuse box in a class A or C unit. This circuit can easily be overloaded if you tried to power anything additional from it. (A safety device that causes the trailer brakes to apply in the event that the trailer separates from the towing vehicle). Some vehicles’ trailer wiring will have a wire dedicated to charging the battery on a trailer, but this is generally for the emergency brake actuator battery. This circuiting is intended for the roadway lighting (and, where applicable, the brakes) only and is not intended to supply power to the 12 Volt DC camper system. Some trailers, usually under 2,000 lbs, do not need brakes, where as the larger tow behind trailers need to have their own brakes to assist in bringing the entire truck and trailer set up to a safe stop. The 6 or 7 wire cable is found on larger vehicles and includes wires that control the brakes on a trailer. The 4 wire cable is usually found on smaller towing vehicles and is used for lighting only. Smaller units have a 4 wire connection and larger capacity vehicles will have a 6 or 7 wire connection. With a towed camper, this system is supplied to the camper via the cable connected at the hitch. It is charged by the alternator while the engine is running and provides the needed energy to power the headlights, marker lights, brake lights and signalling lights. The battery in the tow vehicle/chassis is 12 volts and provides the power needed to start the vehicle. This system originates with the tow vehicle for trailers, or the chassis on a class A or C units. The 12 Volt DC (Direct Current) automotive system controls the lighting on the outside of your camper that deals with driving (or towing) it around on the roads. It has a 12 Volt DC Automotive Electrical System, a 12 Volt DC Camper system, and a 120 or 240 Volt AC Camper Electrical System. Your camper actually has 3 electrical systems. I also spent a portion of my teenage years working in car and truck shops learning the ins and outs of automobile electrical systems. ![]() It’s a good thing I spent a major portion of my life as a qualified electrician with a pretty solid grasp on the subject. Some people have described an RV electrical system with such complexity that I felt I needed a NASA engineer to help me set up my camper for the weekend. Yet I’ve heard so many different explanations. Let us explain…īelieve it or not, this is such a common question. How much power does it REALLY take to run an air conditioner in your RV? Why do appliances cause tripped breakers in your RV? Understanding an RV electrical system isn’t all that difficult.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |