GE D60 Instruction Manual page 542

9.5 SINGLE-POLE TRIPPING
Table 9–19: UNBLOCKING SCHEME TRANSMIT CODES FOR 2-BIT CHANNELS
PHASE SELECTOR DETERMINATION
OF FAULT TYPE
AG, BC, BCG
BG, CA, CAG
CG, AB, ABG, 3P, Unrecognized
The action output is generated per the following tables.
Table 9–20: PERMISSIVE SCHEME TRIP TABLE FOR 2-BIT CHANNELS
BIT PATTERN RECEIVED
RX1 RX2
1 0
0 1
1 1
0 1
1 1
1 0
1 1
1 0
0 1
1 1
1 0
0 1
Table 9–21: BLOCKING SCHEME TRIP TABLE FOR 2-BIT CHANNELS
BIT PATTERN RECEIVED
RX1 RX2
0 1
1 0
0 0
1 0
0 0
0 1
0 0
0 1
1 0
0 0
0 1
9
1 0
9-28
BIT PATTERN TRANSMITTED
TX1
1
0
1
REMOTE DATA
REMOTE DETERMINATION OF FAULT
TYPE
AG, BC, BCG
BG, CA, CAG
CG, AB, ABG, 3P, Unrecognized
BG, CA, CAG
CG, AB, ABG, 3P, Unrecognized
AG, BC, BCG
CG, AB, ABG, 3P, Unrecognized
AG, BC, BCG
BG, CA, CAG
CG, AB, ABG, 3P, Unrecognized
AG, BC, BCG
BG, CA, CAG
REMOTE DATA
REMOTE DETERMINATION OF FAULT
TYPE
AG, BC, BCG
BG, CA, CAG
CG, AB, ABG, 3P, Unrecognized
BG, CA, CAG
CG, AB, ABG, 3P, Unrecognized
AG, BC, BCG
CG, AB, ABG, 3P, Unrecognized
AG, BC, BCG
BG, CA, CAG
CG, AB, ABG, 3P, Unrecognized
AG, BC, BCG
BG, CA, CAG
D60 Line Distance Protection System
9 THEORY OF OPERATION
TX2
0
1
1
LOCAL DATA
LOCAL DETERMINATION
OF FAULT TYPE
AG, AB, ABG CA, CAG, 3P
AG
AG
BG, AB, ABG, BC, BCG, 3P
BG
BG
CG, BC, BCG, CA, CAG
CG
CG
AB, ABG, 3P, Unrecognized
BC, BCG, Unrecognized
CA, CAG, Unrecognized
LOCAL DATA
LOCAL DETERMINATION
OF FAULT TYPE
AG, AB, ABG CA, CAG, 3P
AG
AG
BG, AB, ABG, BC, BCG, 3P
BG
BG
CG, BC, BCG, CA, CAG
CG
CG
AB, ABG, 3P, Unrecognized
BC, BCG Unrecognized
CA, CAG Unrecognized
TRIP OUTPUT
Trip Phase A
Trip Phase B
Trip Phase C
Trip Three Phases
TRIP OUTPUT
DIR BLOCK TRIP A
DIR BLOCK TRIP B
DIR BLOCK TRIP C
DIR BLOCK TRIP 3P
GE Multilin