All wiring from a battery must be shielded with the right sizing fuses. All fuses and fuse holders need to be Situated inside 18 inches with the battery (Figures 2 by means of 5). Extra fuse holders could possibly be expected If your inverter is linked to the motor battery https://invertersysteminstallatio00009.bloguerosa.com/29610951/top-inverter-system-installation-secrets