Date Code 990215 Standard Event Reports and SER 12-19
SEL-351P Manual Técnico
Column
Heading
Corresponding Elements
(Relay Word Bits)
Symbol
Definition
WFC WFC * Weak inFeed Conditional element
asserted.
UBB UBB1, UBB2 1 UnBlocking Block element 1
asserted and UnBlocking Block
element 2 deasserted.
2 UnBlocking Block element 1
deasserted and UnBlocking Block
element 2 asserted.
b UnBlocking Block element 1
asserted and UnBlocking Block
element 2 asserted.
Z3XT Z3XT * Zone 3 eXTension element
asserted.
DSTR DSTR * Directional carrier STarT element
asserted.
NSTR NSTR * Nondirectional carrier STarT
element asserted.
STOP STOP * STOP carrier element asserted.
BTX BTX * Block Trip eXtension element
asserted.
TMB A 12 TMB1A, TMB2A 1 Transmit Mirrored Bit 1 channel A
asserted and Transmit Mirrored
Bit 2 channel A deasserted.
2 Transmit Mirrored Bit 1 channel A
deasserted and Transmit Mirrored
Bit 2 channel A asserted.
b Transmit Mirrored Bit 1 channel
A asserted and Transmit Mirrored
Bit 2 channel A asserted.
TMB A 34 TMB3A, TMB4A 3 Transmit Mirrored Bit 3 channel A
asserted and Transmit Mirrored
Bit 4 channel A deasserted.
4 Transmit Mirrored Bit 3 channel
A deasserted and Transmit
Mirrored Bit 4 channel A asserted.
b Transmit Mirrored Bit 3 channel
A asserted and Transmit Mirrored
Bit 4 channel A asserted.
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