If you would like to see real time generation from your solar/wind system displayed on the LCD display of your product. You’ll need an additional CT. (additional option)
In some cases extra CT clamps are required i.e for 3 phase installs.
Ver 1 zappi comes with one wired CT clamp as standard.
Ver 2 Single Phase zappi comes with one wired CT clamp as standard.
Ver 2 Three Phase zappi comes with three wired CT clamps as standard.