14. ABB RED670 Transmission Protection Relay "67N Directional Earth Fault"

We would discuss in this video 1. DEF Settings 2. DEF Configuration 3. DEF Theory of Operation 4. DEF Testing #ABB​ #RED670​ #OHTL​ #UGF​ #PCM600​ #Configurations​ #Differential​ #Distance​ #POTT​ #Blocking​ #Freja​ #Reach #DEF #67N #Directional #Directional_Earth_Fault