Type 1
Percentage differential relay GCO-SDID1
Type 2
protection relay GCO-SDID1
Type 3
over-current relay GCO-SDID1
Type 4
comprehensive protective relay GCO-SDID1
Type 5
AC Ammeter GCO-SDID1
Type 6
Signal converter GCO-SDID1
Type 7
current transformer GCO-SDID1
Type 8
multimeter GCO-SDID1
condition
original and new GCO-SDID1
