12-34
Standard Event Reports and SER
Date Code 20010625
SEL-311L Instruction Manual
Column
Heading
Corresponding
Elements (Relay
Word Bits)
Symbol
Definition
T3
T3X, T3Y
b
Differential channel transmit bit T3X and
T3Y asserted
X
Differential channel transmit bit T3X
asserted
Y
Differential channel transmit bit T3Y
asserted
T4
T4X, T4Y
b
Differential channel transmit bit T4X and
T4Y asserted
X
Differential channel transmit bit T4X
asserted
Y
Differential channel transmit bit T4Y
asserted
RDT
RDTX, RDTY
b
Differential channel direct trip bit RDTX
and RDTY asserted
X
Differential channel direct trip bit RDTX
asserted
Y
Differential channel direct trip bit RDTY
asserted
TDT
TDTX, TDTY
b
Differential channel direct trip bit TDTX and
TDTY asserted
X
Differential channel direct trip bit TDTX
asserted
Y
Differential channel direct trip bit TDTY
asserted
DD DD
*
DD
asserted
ROK
ROKX, ROKY
b
Both Channels X and Y are receiving valid
data
X
Channel X is receiving valid data
Y
Channel Y is receiving valid data
Out1 1 2
OUT101, OUT102
1
OUT101 asserted
2 OUT102
asserted
b
Both OUT101 and OUT102 asserted
Out1 3 4
OUT103, OUT104
1
OUT103 asserted
2 OUT104
asserted
b
Both OUT103 and OUT104 asserted
Out1 5 6
OUT105, OUT106
1
OUT105 asserted
2
OUT106
asserted
b
Both OUT105 and OUT106 asserted
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