4.16
SEL-400 Series Relays Instruction Manual Date Code 20171006
Front-Panel Operations
Front-Panel Menus and Screens
Main Menu
The MAIN MENU is the starting point for all other front-panel menus. A representa-
tive relay
MAIN MENU is shown in Figure 4.17. When the front-panel LCD is in the
ROTATING DISPLAY, press the ENT pushbutton to show the MAIN MENU.
Meter
The relay displays metering screens on the LCD. Highlight METER and press ENT
on the
MAIN MENU screen to select these screens. The metering screens available
are relay specific and are described in each relay-specific instruction manuals.
Events
The relay front panel features summary event reporting, which simplifies post-
fault analysis. These summary event reports include all trip events, event and data
capture triggering (via the ER SEL
OGIC control equation), and manual triggers.
The relay displays event reports based on the Relay Word bit elements in the ER
(event report trigger) SEL
OGIC control equation. See Event Report on page 9.14
for more information on event reports.
The front-panel event buffer size is 100 summaries. The relay numbers summary
events in order from 10000 through 42767 and displays the most recent summa-
ries on the LCD.
You can view summary event reports from the relay front-panel display by select-
ing
EVENTS from the MAIN MENU. The relay presents the Events Menu as shown in
Figure 4.18. Select
Event Summary from the Events Menu to view event sum-
mary data. Figure 4.19 shows sample
Event Summary screens for a phase-to-
phase-to-ground fault. Use the Right Arrow and Left Arrow pushbuttons to show
each of the summary screens for the event. Event reports can also be viewed via a
front-panel automatic message (see Front-Panel Automatic Messages on
page 4.31) or programmable front-panel operator control pushbutton (see Front-
Panel Operator Control Pushbuttons on page 4.34).
Figure 4.16 Invalid Password Screen
The Password Entered
Is Not Sufficient for
The Required Access
Level.
Password Invalid
Figure 4.17 MAIN MENU
METER
EVENTS
BREAKER MONITOR
RELAY ELEMENTS
LOCAL CONTROL
SET/SHOW
RELAY STATUS
VIEW CONFIGURATION
DISPLAY TEST
RESET ACCESS LEVEL
MAIN MENU
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