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Old 01-08-2018, 09:13 PM   #2
slowsnake
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Join Date: Nov 2016
Location: Perth Australia
Posts: 3,618
Default Re: Wire van fridge for 12v

Quote:
Originally Posted by car10002 View Post
Hi everyone

Asking here because it’s about more than one area.

Got a ba fairmont ghia with reversing sensors and was wondering how you’d disable them when trailer or vans on, there’s a 7 pin flat and a 12 pin flat that has the cutout switch for the sensors but don’t think there’s a 7 pin round with that cut out switch.

With wiring the vans fridge on 12v they usually have another circuit just to power the fridge only and another one through the battery isolator to charge up the house battery through a grey anderson plug.

The van fridge years and years back they just ran the power through pin 2 on trailer plug but now days it’s not rated heavy enough so they usually have power through a second anderson plug (usually black or a different colour to the charging one) so you can’t plug it in wrong plugs, or they use the heavier pins in a 12 pin flat trailer plug to power the fridge and the grey anderson plug to charge batteries.

What would you’s go with if you got a car with reverse sensor or you want to be able to switch between cars camera and vans camera when you plug the trailer plug in.

What’s the maximum size wire that fits in the normal pins and the heavier pins on the 12 pin trailer plug.

Can you buy things that you crimp a wire onto like a battery lug that has a pin that you insert into a pin on trailer plug like a wire that you insert and screw down and ifso what sizes can you get. Something like this https://goo.gl/images/mvA6Sm but goes on a trailer wire or 8 b&s wire for fridge.

Thanks for any help
I had similar issue 2009 with my Mazda Bravo and off road aluminium camper trailer,I did run an Anderson plug from my second battery ( 120 amp glass matt ) to a spot under back bumper then run a wire back into the side of the rear left tub, put a heavy duty female plug there,so when not pulling trailer I just put my 40 litre Waco in back of tub and plugged into the back wired Anderson plug, my wire was from memory I used 8mm cable.


Billy.

PS..run 10mm between my battery's and isolator!
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