ABB Relion REC670, Applications Manual

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Table 14: 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.
Alarm indicators
The 15 programmable three-color LEDs are used for alarm indication. An individual
alarm/status signal, connected to any of the LED function blocks, can be assigned to
one of the three LED colors when configuring the IED.
Table 15: Alarm indications
LED state Description
Off Normal operation. All activation signals are off.
On • Follow-S sequence: The activation signal is on.
• LatchedColl-S sequence: The activation signal is on, or it is off but the indication has
not been acknowledged.
• LatchedAck-F-S sequence: The indication has been acknowledged, but the
activation signal is still on.
• LatchedAck-S-F sequence: The activation signal is on, or it is off but the indication
has not been acknowledged.
• LatchedReset-S sequence: The activation signal is on, or it is off but the indication
has not been acknowledged.
Flashing • Follow-F sequence: The activation signal is on.
• LatchedAck-F-S sequence: The activation signal is on, or it is off but the indication
has not been acknowledged.
• LatchedAck-S-F sequence: The indication has been acknowledged, but the
activation signal is still on.
5.4.2 Parameter management
GUID-5EE466E3-932B-4311-9FE1-76ECD8D6E245 v9
The LHMI is used to access the relay parameters. Three types of parameters can be
read and written.
• Numerical values
• String values
• Enumerated values
1MRK 511 401-UUS A
Section 5
Local HMI
Bay control REC670 2.2 ANSI 99
Application manual