ABB Relion 670 Series Application Manual page 64

Section 4
Analog and binary signal transfer for line differential protection
Name
TransmCurr
ComAlarmDel
ComAlrmResDel
RedChSwTime
RedChRturnTime
AsymDelay
AnalogLatency
remAinLatency
MaxTransmDelay
CompRange
MaxtDiffLevel
DeadbandtDiff
Table 17: LDCMRecBinS2_2M Non group settings (basic)
Name
ChannelMode
TerminalNo
RemoteTermNo
DiffSync
GPSSyncErr
CommSync
OptoPower
ComAlarmDel
ComAlrmResDel
RedChSwTime
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Values (Range) Unit
CT-GRP1 -
CT-GRP2
CT-SUM
CT-DIFF1
CT-DIFF2
RedundantChann
el
5 - 10000 ms
5 - 10000 ms
0 - 500 ms
5 - 500 ms
-20.00 - 20.00 ms
2 - 20 -
2 - 20 -
0 - 40 ms
0-10kA -
0-25kA
0-50kA
0-150kA
200 - 2000 us
200 - 1000 us
Values (Range) Unit
Blocked -
Normal
OutOfService
0 - 255 -
0 - 255 -
Echo -
GPS
Block -
Echo
Slave -
Master
LowPower -
HighPower
5 - 10000 ms
5 - 10000 ms
0 - 500 ms
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Step Default
- CT-GRP1
5 100
5 100
5 0
5 100
0.01 0.00
1 2
1 2
1 20
- 0-25kA
1 600
1 300
Step Default
- Normal
1 0
1 0
- Echo
- Block
- Slave
- LowPower
5 100
5 100
5 0
1MRK 505 382-UEN E
Description
Summation mode for transmitted
current values
Time delay before communication
alarm signal is activated
Reset delay before communication
alarm signal is reset
Time delay before switching in
redundant channel
Time delay before switching back
from redundant channel
Asymmetric delay when
communication use echo synch.
Latency between local analogue data
and transmitted
Analog latency of remote terminal
Max allowed transmission delay
Compression range
Maximum time diff for ECHO back-up
Deadband for t Diff
Description
Channel mode of LDCM
Terminal number used for line
differential communication
Terminal number on remote terminal
Diff Synchronization mode of LDCM
Operation mode when GPS
synchroniation signal is lost
Com Synchronization mode of LDCM
Transmission power for LDCM
Time delay before communication
alarm signal is activated
Reset delay before communication
alarm signal is reset
Time delay before switching in
redundant channel
Communication set-up, 670/650 series
Application Guide
PID-6474-SETTINGS v2