Schweitzer Engineering Laboratories SEL-421-4 - Page 637

11.21
Date Code 20171021 Instruction Manual SEL-421 Relay
Relay Word Bits
Alphabetical List
LINK5D Link status of Port 5D connection 264
LLDB1 Live Line Dead Bus 1 47
LLDB2 Live Line Dead Bus 2 47
LNKFAIL Link status of the active port 264
LOADTE Load TECORR factor (SEL
OGIC Equation). When a rising edge is detected, the accumulated time-error
value TE is loaded with the TECORR factor (preload value).
296
LOCAL Local front-panel control 334
LOP Loss-of-potential detected 51
LOPHA Line A-Phase open 77
LOPHB Line B-Phase open 77
LOPHC Line C-Phase open 78
LPHDSIM IEC 61850 logical node for physical device simulation 231
LPSEC Direction of the upcoming leap second. During the time that LPSECP is asserted, if LPSEC is asserted,
the upcoming leap second is deleted; otherwise, the leap second is added.
294
LPSECP Leap second pending 294
M1P Zone 1 Mho phase-distance element 18
M1PT Zone 1 Mho phase-distance, time-delayed 19
M2P Zone 2 Mho phase-distance element 18
M2PT Zone 2 Mho phase-distance, time-delayed 19
M3P Zone 3 Mho phase-distance element 19
M3PT Zone 3 Mho phase-distance, time-delayed 19
M4P Zone 4 Mho phase-distance element 19
M4PT Zone 4 Mho phase-distance, time-delayed 19
M5P Zone 5 Mho phase-distance element 19
M5PT Zone 5 Mho phase-distance, time-delayed 19
MAB1 Zone 1 Mho A-B phase element 8
MAB1F Zone 1 filtered Mho A-B phase element 274
MAB1H High-speed Zone 1 Mho A-B phase element 282
MAB2 Zone 2 Mho A-B phase element 8
MAB2F Zone 2 filtered Mho A-B phase element 274
MAB2H High-speed Zone 2 Mho A-B phase element 282
MAB3 Zone 3 Mho A-B phase element 9
MAB3F Zone 3 filtered Mho A-B phase element 275
MAB3H High-speed Zone 3 Mho A-B phase element 282
MAB4 Zone 4 Mho A-B phase element 9
MAB4F Zone 4 filtered Mho A-B phase element 276
MAB5 Zone 5 Mho A-B phase element 10
MAB5F Zone 5 filtered Mho A-B phase element 277
MAG1 Zone 1 Mho A-Phase-to-ground element 13
MAG1F Zone 1 filtered Mho A-Phase-to-ground element 270
MAG1H High-speed Zone 1 Mho A-G ground element 278
MAG2 Zone 2 Mho A-Phase-to-ground element 13
Table 11.1 Alphabetic List of Relay Word Bits (Sheet 21 of 34)
Name Description Row