ABB Relion 670 Series Applications Manual page 70

Section 4
Analog inputs
IEC05000462 V2 EN-US
Figure 10: Example how to set CTStarPoint parameters in the IED
64
Transformer
Transformer and
Line protection
Setting of current input
for transformer functions: for transformer functions:
Set parameter
CTStarPoint with
Transformer as
reference object.
Correct setting is
"ToObject"
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IED
Setting of current input
Setting of current input
Set parameter
CTStarPoint with
Transformer as
reference object.
Correct setting is
"ToObject"
1MRK 511 401-UEN Rev. K
Line
Reverse Forward
Definition of direction
for directional
line functions
for line functions:
Set parameter
CTStarPoint with
Line as
reference object.
Correct setting is
"FromObject"
Bay control REC670
Application manual