Condition 6:When the Solar is absent and Grid is also absent, but DG Set is available. In this scenario, the DG Set is merely substituting the Grid as it used to, with no support from Solar PV
Result:Load power is fully supplied by the DG Set.
Explanation: In absence of Solar and the grid, the DG Set will take on as the sole supplier of electricity to the loads as it is accustomed to. Rest is same as the previous condition for grid tied string inverter.