Question regarding DC to DC Chargers
I am installing a Renogy 20-amp DC to DC charger. My question is regarding the negative cable connections. The instructions say to connect the input negative cable to the chassis battery and the outpu...
Forum Discussion
Should work. wiring and grounding info here.
https://www.renogy.com/content/RNG-DCC1212-20-BC/DCC1212-204060-Manual.pdf
I have my neg input via the frame but have the output neg to the house batt post.(via monitor shunt) It ought to work by going to the frame first then to the house neg post.
You might have more voltage drop on the output that way, but depends on the house batt connection to frame how much.
https://www.renogy.com/content/RNG-DCC1212-20-BC/DCC1212-204060-Manual.pdf
I have my neg input via the frame but have the output neg to the house batt post.(via monitor shunt) It ought to work by going to the frame first then to the house neg post.
You might have more voltage drop on the output that way, but depends on the house batt connection to frame how much.
