From 0 to 
, we have K1 ON, K¢2 ON and K3 ON
We thus have
 |
as we have also seen that the currents form a balanced tri phased system:
 |
 |
the value of 
from 0 to is equal to the value of 
from 
to 
, or the value of 
from 
to 
since 
.
