CYG PRS-7367 - Transformer Current circuit supervision TF CTS

Protection Functions
208 PRS-7367
 Three phase zero-sequence voltage
In addition, the CTS can be configured on the high-voltage side, middle-voltage side or
low-voltage side of the transformer as a backup protection for each side.
3.43.1.1 Function Block
Ana
CTS
AnaAdd
CTS_InstOp
CTS_Op
Block
3.43.1.2 Signals
Table 3.43-1 CTS Input Signals
NO.
Signal
Description
1
Ana
Three-phase current inputs from one branch
2
AnaAdd
The add three current inputs from one side
3
Block
Block signal of CTS
Table 3.43-2 CTS Output Signals
NO.
Signal
Description
1
CTS _InstOp
Instantaneous operation signal from CTS
2
CTS _Op
Time delay operation signal from CTS