1. Innovating for simplicity : Transformer differential with only 1 setting : Id/It !
For a usual transformer differential protection :
For Sepam, neural network based transformer differential protection :
Id/It, slope of the percentage characteristic No high current threshold required !
Settings :
I-DIFF> ( ) 2nd HARMON (on - off)
2nd HARMON (10 -80%)
CROSSB 2HM ( periods)
SLOPE 1 ( ) n. HARMON (5th 4th 3rd)
n. HARMON ( %)
CROSSB nHM ( periods)
IDIFFmax n ( )
BASE PT 2 ( ) T-SAT-BLO ( periods)
SLOPE 2 ( ) SAT-RESTR ( )
I-DIFF>> ( ) T-DELAY> ( s)
T-DELAY>> ( s)
T-RESET ( s) 2