CHAPTER 6: SETPOINTS
S1 RELAY SETUP
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Event recorder
The Event Recorder runs continuously, capturing and storing the last 256 events. All events
are stored in a non-volatile memory where the information is maintained for up to 3 days
in case of lost relay control power.
PATH
: SETPOINTS > S1 RELAY SETUP > EVENT RECORDER
PICKUP EVENTS
Range: Disabled, Enabled
Default: Enabled
When set to “Enabled”, the event recorder records the events that occur when a
protection element picks up.
DROPOUT EVENTS
Range: Disabled, Enabled
Default: Disabled
When set to “Enabled” the event recorder records the dropout state of a protection
element.
TRIP EVENTS
Range: Disabled, Enabled
Default: Enabled
The trip events include all programmed relay elements set to trip the breaker. The text
“TRIP” followed by the name of the operated element is recorded.
ALARM EVENTS
Range: Disabled, Enabled
Default: Enabled
These events include the elements programmed as an “ALARM” or “LATCHED ALARM”
function, which detect power system conditions considered as an alarm.
CONTROL EVENTS
Range: Disabled, Enabled
Default: Enabled
If set to “Enabled”, the event recorder records events caused by the performance of the
programmed control elements.
CONTACT INPUTS
Range: Disabled, Enabled
Default: Enabled
When set to “Enabled”, the event recorder will record the event, when a contact input
changes its state.
LOGIC ELEMENT
Range: Disabled, Enabled
Default: Enabled
When set to “Enabled”, the event recorder records the events, which occur upon state
change of any programmed remote input.
VIRTUAL INPUTS
Range: Disabled, Enabled
Default: Enabled
When set to “Enabled”, the event recorder records the events, which occur upon state
changes of any logic element.