Alstom MiCOM P54 Series - Page 936

P54x/EN SG/La4 Symbols and Glossary
(SG) 14-8 MiCOM P543, P544, P545 & P546
Logic
Explanation Time chart
symbols
Timer
Dwell
Dwell timer
t
t
INPUT
OUTPUT
INPUT
OUTPUT
Straight
Straight (non latching):
Hold value until input reset signal
INPUT
OUTPUT
SG