ABB REF615 F - Signals

when using core balance current transformers. The following figure describes how
measuring transformers can be connected to the IED.
A070697 V2 EN
Figure 150: Connection of measuring transformers
4.2.2.10 Signals
Table 296: DEFLPDEF Input signals
Name
Type Default Description
Io SIGNAL 0 Residual current
Uo SIGNAL 0 Residual voltage
BLOCK BOOLEAN 0=False Block signal for activating the blocking mode
ENA_MULT BOOLEAN 0=False Enable signal for current multiplier
RCA_CTL BOOLEAN 0=False Relay characteristic angle control
Table 297: DEFHPDEF Input signals
Name
Type Default Description
Io SIGNAL 0 Residual current
Uo SIGNAL 0 Residual voltage
BLOCK BOOLEAN 0=False Block signal for activating the blocking mode
ENA_MULT BOOLEAN 0=False Enable signal for current multiplier
RCA_CTL BOOLEAN 0=False Relay characteristic angle control
1YHT530004D05 D Section 4
Protection functions
615 series 297
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