ABB REL670 2.2 IEC - Page 76

Transformer and
Line protection
Transformer
Line
Setting of current input
for transformer functions:
Set parameter
CTStarPoint with
Transformer as
reference object.
Correct setting is
"ToObject"
ForwardReverse
Definition of direction
for directional
line functions
Setting of current input
for transformer functions:
Set parameter
CTStarPoint with
Transformer as
reference object.
Correct setting is
"ToObject"
Setting of current input
for line functions:
Set parameter
CTStarPoint with
Line as
reference object.
Correct setting is
"FromObject"
IED
IEC05000462 V2 EN-US
Figure 10: Example how to set CTStarPoint parameters in the IED
Section 4 1MRK 506 369-UEN B
Analog inputs
70 Line distance protection REL670 2.2 IEC
Application manual