22 Communication port
23 Programmable indication LEDs
24 IED status LEDs
5.4 Local HMI functionality
5.4.1 Protection and alarm indication
GUID-09CCB9F1-9B27-4C12-B253-FBE95EA537F5 v17
Protection indicators
The protection indicator LEDs are Ready, Start and Trip.
The yellow and red status LEDs are configured in the disturbance recorder
function, DRPRDRE, by connecting a start or trip signal from the actual function
to a BxRBDR binary input function block using the PCM600 and configure the
setting to
Off
,
Start
or
Trip
for that particular signal.
Table 9: Ready LED (green)
LED state Description
Off Auxiliary supply voltage is disconnected.
On Normal operation.
Flashing Internal fault has occurred.
Table 10: Start LED (yellow)
LED state Description
Off Normal operation.
On A protection function has started and an indication message is displayed.
The start indication is latching and must be reset via communication, LHMI or
binary input on the LEDGEN component. To open the reset menu on the LHMI,
press .
Flashing The IED is in test mode and protection functions are blocked, or the IEC61850
protocol is blocking one or more functions.
The indication disappears when the IED is no longer in test mode and blocking
is removed. The blocking of functions through the IEC61850 protocol can be
reset in Main menu/Test/Reset IEC61850 Mod. The yellow LED changes to
either On or Off state depending on the state of operation.
Table 11: Trip LED (red)
LED state
Description
Off Normal operation.
On A protection function has tripped. An indication message is displayed if the
auto-indication feature is enabled in the local HMI.
The trip indication is latching and must be reset via communication, LHMI or
binary input on the LEDGEN component. To open the reset menu on the LHMI,
press
.
Flasing Configuration mode.
Section 5 1MRK 505 370-UEN D
Local HMI
88 Busbar protection REB670
Application manual
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