GE D60 Instruction Manual page 580

8.5 SINGLE-POLE TRIPPING
Table 8–23: PERMISSIVE SCHEME TRANSMIT CODES FOR 4-BIT CHANNELS
PHASE SELECTOR
DETERMINATION OF FAULT TYPE
AG
BG
CG
AB, ABG, BC, BCG, CA, CAG, 3P,
Unrecognized
Table 8–24: BLOCKING SCHEME TRANSMIT CODES FOR 4-BIT CHANNELS
PHASE SELECTOR
DETERMINATION OF FAULT
TYPE
AG
BG
CG
AB, ABG, BC, BCG, CA, CAG,
3P, Unrecognized
Table 8–25: UNBLOCKING SCHEME TRANSMIT CODES FOR 4-BIT CHANNELS
PHASE SELECTOR
DETERMINATION OF FAULT TYPE
AG
BG
CG
AB, ABG, BC, BCG, CA, CAG, 3P,
Unrecognized
The action output is generated per the following tables.
8
8-30
BIT PATTERN TRANSMITTED
TX1 TX2
1 0
0 1
0 0
0 0
BIT PATTERN TRANSMITTED
TX1 TX2 TX3
0 1 1
1 0 1
1 1 0
1 1 1
BIT PATTERN TRANSMITTED
TX1 TX2
1 0
0 1
0 0
0 0
D60 Line Distance Protection System
8 THEORY OF OPERATION
TX3 TX4
0 0
0 0
1 0
0 1
FLEXLOGIC™ OPRERANDS ASSERTED
TX4 TX1 STOP TX2 STOP TX3 STOP TX4 STOP
1 1 0
1 0 1
1 0 0
0 0 0
TX3 TX4
0 0
0 0
1 0
0 1
0 0
0 0
1 0
0 1
GE Multilin