Parameter Management - ABB RET650 Applications Manual
Relion 650 series, transformer protection
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Also See for RET650:
- Technical manual (670 pages) ,
- Commissioning manual (112 pages) ,
- Product manual (70 pages)
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Section 5
Local HMI
5.4.2
72
Table 8:
Trip LED (red)
LED state
Description
Off
On
Flasing
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 9:
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.
Parameter management
The LHMI is used to access the relay parameters. Three types of parameters can be
read and written.
•
Numerical values
•
String values
•
Enumerated values
Numerical values are presented either in integer or in decimal format with
minimum and maximum values. Character strings can be edited character by
character. Enumerated values have a predefined set of selectable values.
Normal operation.
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
.
Configuration mode.
1MRK 504 169-UEN A
GUID-5EE466E3-932B-4311-9FE1-76ECD8D6E245 v9
Transformer protection RET650 2.2 IEC
Application manual
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