23 K1 ✓ K2 ✓ K3 ✓ 19 K1 ✓ K2 ✓ K3 ✘ 3 K1 ✓ K2 ✓ K3 ✘ 9 K1 ✓ K2 ✘ K3 ✘ 1 K1 ✓ K2 ✘ K3 ✘ 13 K1 ✓ K2 ✘ K3 ✓ 29 K1 ✓ K2 ✘ K3 ✓ 5 K1 ✓ K2 ✘ K3 ✓ 7 K1 ✓ K2 ✓ K3 ✓ 11 K1 ✓ K2 ✓ K3 ✘ 15 K1 ✓ K2 ✓ K3 ✓ 21 K1 ✓ K2 ✘ K3 ✓ 17 K1 ✓ K2 ✘ K3 ✘ 25 K1 ✓ K2 ✘ K3 ✘ 27 K1 ✓ K2 ✓ K3 ✘ 31 K1 ✓ K2 ✓ K3 ✓ 28 K1 ✘ K2 ✘ K3 ✓ 24 K1 ✘ K2 ✘ K3 ✘ 8 K1 ✘ K2 ✘ K3 ✘ 6 K1 ✘ K2 ✓ K3 ✓ 0 K1 ✘ K2 ✘ K3 ✘ 4 K1 ✘ K2 ✘ K3 ✓ 22 K1 ✘ K2 ✓ K3 ✓ 16 K1 ✘ K2 ✘ K3 ✘ 20 K1 ✘ K2 ✘ K3 ✓ 18 K1 ✘ K2 ✓ K3 ✘ 2 K1 ✘ K2 ✓ K3 ✘ 10 K1 ✘ K2 ✓ K3 ✘ 12 K1 ✘ K2 ✘ K3 ✓ 14 K1 ✘ K2 ✓ K3 ✓ 26 K1 ✘ K2 ✓ K3 ✘ 30 K1 ✘ K2 ✓ K3 ✓ turn off Inverters switch to grid tie K3's open close K2 turn on Inverters K3's close open K2 open K2 turn off inverter turn off inverters and open K2 turn off inverters turn off inverters and open K2 turn off inverters K3's close turn off Inverters switch to island mode turn on inverters turn off Inverters K3 opens open K2 turn off inverters and Open K2 open K2 open K2 K3 opens open K2 turn off inverters and open K2 turn off inverters K1 closes K1 opens turn off inverters K3's open K3's open