The 240 volt system is not connected directly to any of the 12 volt systems in the caravan. This entry was posted on Thursday, March 3rd, 2011 at 4:12 pm and is filed under , , , ,. A 12V leisure battery should be connected to operate the 12V services in the caravan. For us though, the straw that broke the camel's back was the fitting of a hydraulic levelling system and the requirement for yet another pair of leads to connect to the battery. If you remember, the earth cable for the road lights was on pin 3 of the 12N and the 13 Pin connection, and as it has to provide a return path for other road lights as well, it is usually a larger size — 2.
When operating your caravan on a generator, you may get the reverse polarity light illuminating. As well as the battery and charger do I also require an inverter or is this not required if I link into the existing consumer unit via the switch? On the rear of the pins the numbers are marked in the plastic next to each pin. If you have items that may drain the batteries such as clocks and meters it is best to disconnect the batteries when not in use. Using Generators The use of petrol generators on most caravan sites is frowned on, mainly because of the noise. Sounds like something is shorting to one of these earths. You can follow any responses to this entry through the feed. The battery is dead and the fuse box has become uncovered so guess we need to replace both of those but would appreciate a pdf of the manuals if anyone has one.
Now to complete our simple circuit, we also have a neutral cable earth or ground and have to calculate the voltage drop for this as well. These are heavy bits of equipment and not really suitable for carrying in your caravan. By now it's getting tough to find room for all the cables. The Caravan and Motorhome Club cannot accept any responsibility for loss, injury or damage caused by any assistance provided to members save in respect for the connections or disconnection of the supply from the socket outlet. Although we did caravan holidays when I was a child, I wasn't paying much attention to how the services etc. Wiring Diagram for a 13pin Euro trailer plug.
Note: These drawings are a guide only and not specific instructions. When assembling a plug always remember to slide any gromets and caps down the cables before you start to attach cables. They can only run off 12 volts while a vehicle engine is running. Lesson learned and now make sure there are fuses on all wiring as needed. Make sure to fit fuses or breakers rated to the applicable wire and socket applications. Fixed panels on top of the caravan are also an option but you would require more panels to produce the power needed. However, as caravans have evolved to the demands of the modern caravanner, these systems have become more complex, but a basic understanding of a simple system will help you diagnose faults even on complex systems in a modern caravan and help to maintain your caravan over the coming years.
Making sure the earthing point is clean and not corroded will make a difference as well. Measure the voltage at the danfoss controller as the compressor is trying to start. Check that a similar standard of safety is provided on any other site you stay on. The first system is to provide the lights that replicate the road lights on your car. You can , or from your own site. Colour Function Cable dia 1 Yellow Left Indicator 1.
Always check your caravans handbook for advice about using a generator. Does it need one for some of the services, or should everything be able to run from the mains hook up? This was replaced in 2008 by the on all new caravans. I have heard of this before but only anecdotally second or third hand and there were no details about the caravan make or model. We ended up with a van full of smoke as we desperately went in to disconnect the wire from the battery. If you were using a domestic kettle that is not something we'd recommend in a caravan, particularly as your supply is limited to 13Amps and not the normal site 16Amp.
In this article we discuss how to recharge your camper battery from your tow vehicle and point out basic requirements as well as other recharging options. The overhead lights and fridge are working with the mains hook up, but the water pump and reading spot lights aren't. It also ensures that the caravan leisure battery cannot supply any voltage to the towing vehicle for starting the engine. Altering Caravan Wiring Lets look at the 12 Volt systems first. Be sure the output voltage and current matches the power supply that came with the computer. Install the cabling for powering the fridge… you might need to remove the fridge to get to the connections. Most fridges require around 15 amps and that wold flatten a battery in a few hours.
The isolation of the battery is important to protect the starting battery from being drained by the caravan accessories and to protect the wiring during engine starting as the heavy current used to start the engine will damage the caravan wiring if the starting battery is low. The original 7 pin socket when it was developed was thought to have enough connections for everything anyone could ever want. Now being supplied from the house to the hook up connection socket in the battery housing If I disconnected the caravan terminals from the leisure battery would I loose the settings to the motor mover? It would also make troubleshooting difficult as you would not know if a cable had failed as everything would still appear to work but be potentially overloaded. Remember, If it took you 30 minutes to empty a locker so a cable could be run, you would have been paying the electrician to do that! Most of these certifications are undertaken by household electricians. There is a larger junction box we could have bought that is rated for 35 sq mm cable but overall, ours better suits the other cables. The second limiting factor for caravans is the weight.
The larger and heavier the battery, the less user payload for the caravan. Before you start any work, draw out on paper the existing cabling you want to alter and identify on the drawing the basic parts, including cable colours, positive wires and neutral wires. The fridge is still working from the mains hook up and bathroom and spotlights that run from the battery are on. Also some sites used a 16amp plug like you have illustrated and others adopted a safety measure that necessitated a twist of a special type plug before it allowed you to enjoy power. .
If something gets added or changed, make sure the diagram is updated. Possibility that i may have to have the 12v power switch on when towing, or have a battery fitted, or the electrics on the tow bar are noT correctly installed. The power for the fridge comes straight from the car when the engine is running. You will need a large generator if you intend to run aircon. The Caravan and Motorhome Club and any other site management can only be responsible up to the socket outlet to which you connect. We want to find out the maximum load in watts that we can have plugged in to the caravan. Therefore attempting to start the vehicle with a flat battery and it drawing current from the caravan leisure battery could never happen.