GE C60 Instruction Manual page 404

5.8 INPUTS AND OUTPUTS
DIRECT OUT 2 OPERAND:
DIRECT OUT 3 OPERAND:
DIRECT OUT 4 OPERAND:
Signal flow between the three IEDs is shown in the figure below:
UR IED 1
Figure 5–123: SIGNAL FLOW FOR DIRECT INPUT AND OUTPUT – EXAMPLE 3
In three-terminal applications, both the remote terminals must grant permission to trip. Therefore, at each terminal, direct
inputs 5 and 6 should be ANDed in FlexLogic and the resulting operand configured as the permission to trip (
setting).
5
5-268
" "
HYB POTT TX1
"
DIRECT INPUT 5
"
DIRECT INPUT 6
DIRECT OUT 2 = HYB POTT TX1
DIRECT INPUT 5
DIRECT INPUT 6
C60 Breaker Protection System
" (forward a message from 1 to 3)
" (forward a message from 3 to 1)
UR IED 2
DIRECT INPUT 5
DIRECT OUT 2 = HYB POTT TX1
DIRECT OUT 4 = DIRECT INPUT 6
DIRECT OUT 3 = DIRECT INPUT 5
DIRECT INPUT 6
UR IED 3
DIRECT INPUT 5
DIRECT INPUT 6
DIRECT OUT 2 = HYB POTT TX1
5 SETTINGS
842717A1.CDR
HYB POTT RX1
GE Multilin