APsystems DS3 series User manual
4. APsystems Microinverter System Installation
4.3.8 Step 8 - Connecting APsystems microinverters to the grid
① .Please install bi-polar circuit breakers with the appropriate rated current or according to local
regulations. These circuit breakers are mandatory for grid connection.
②.Installation of leakage current breakers or AFCI/GFCI breakers is not recommended.
4.3.9 Step 9 - AC extension cable
When an AC extension cable is required, users can either connect the AC bus cable and AC extension cable within
a junction box or use a pair of male/female AC connectors provided by APsystems as optional accessories.
Male/Female AC Connectors