Double layer winding with very simple technique 25 HP submersible motor (part- 1) 

25 HP 2900 RPM 24 slots 3 phase 440 v
submersible motor rewinding connections and start . water cooling tayp
winding details: double layer winding.
wire pics 2 wire gauge-No (1.22 +1.22)
turn 12 (4 coils = 1 set coils - total 12 set coil)
connections details: coil inside 6 phase.all series and outside 6 phase star Delta starting Lin .

Наука