In simple terms: It takes electricity from six separate groups of panels and merges them into a single, three-phase circuit ready to power a factory or feed into the grid.
Located downstream of the fuses and SPD, the P3 main switch is a heavy-duty rotary switch. It must be rated for "DC-21B" (resistive load, including semiconductor switching). When you turn this switch to "Off," it physically gaps the circuit across three poles. Pv Box H6 P3
Because these boxes are often rebranded by various importers, "PV Box H6 P3" likely shares the exact same specifications as the popular Tanix TX6 or similar generic H6 models. In simple terms: It takes electricity from six