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Schweitzer Engineering Laboratories SEL-421-4 - Page 771

Schweitzer Engineering Laboratories SEL-421-4
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Date Code 20171006 Instruction Manual SEL-400 Series Relays
List of Figures
Figure 4.5 RELAY ELEMENTS Highlighted in Example MAIN MENU ..................................................4.5
Figure 4.6 Sample ROTATING DISPLAY ..................................................................................................4.6
Figure 4.7 Sample Alarm Points Screen .......................................................................................................4.7
Figure 4.8 Deasserted Alarm Point ...............................................................................................................4.9
Figure 4.9 Clear Alarm Point Confirmation Screen .....................................................................................4.9
Figure 4.10 No Alarm Points Screen ..............................................................................................................4.9
Figure 4.11 Alarm Points Data Loss Screen.................................................................................................4.10
Figure 4.12 Sample Display Points Screen...................................................................................................4.10
Figure 4.13 Fast Meter Display Points Sample Screen.................................................................................4.13
Figure 4.14 Contrast Adjustment ..................................................................................................................4.14
Figure 4.15 Enter Password Screen ..............................................................................................................4.15
Figure 4.16 Invalid Password Screen............................................................................................................4.16
Figure 4.17 MAIN MENU............................................................................................................................4.16
Figure 4.18 Events Menu Screen ..................................................................................................................4.17
Figure 4.19 Example EVENT SUMMARY Screens....................................................................................4.17
Figure 4.20 SER Events Screen ....................................................................................................................4.18
Figure 4.21 No SER Events Screen ..............................................................................................................4.18
Figure 4.22 RELAY ELEMENTS Screen ....................................................................................................4.19
Figure 4.23 ELEMENT SEARCH Screen....................................................................................................4.19
Figure 4.24 LOCAL CONTROL Initial Menu .............................................................................................4.20
Figure 4.25 Example BREAKER CONTROL Screens ................................................................................4.21
Figure 4.26 LOCAL CONTROL Example Menus.......................................................................................4.23
Figure 4.27 Local Bit Supervision Logic......................................................................................................4.24
Figure 4.28 OUTPUT TESTING Screen......................................................................................................4.25
Figure 4.29 Example SET/SHOW Screens...................................................................................................4.27
Figure 4.30 Sample Settings Input Screens ..................................................................................................4.28
Figure 4.31 Changing the ACTIVE GROUP................................................................................................4.28
Figure 4.32 DATE/TIME Screen..................................................................................................................4.29
Figure 4.33 Edit DATE and Edit TIME Screens ..........................................................................................4.29
Figure 4.34 Relay STATUS Screens ............................................................................................................4.30
Figure 4.35 DISPLAY TEST Screens ..........................................................................................................4.30
Figure 4.36 RESET ACCESS LEVEL Screen .............................................................................................4.31
Figure 4.37 One-Line Diagram Screen.........................................................................................................4.31
Figure 4.38 Sample Status Warning and Trip EVENT SUMMARY Screens..............................................4.32
Figure 4.39 Sample Status Warning in the LCD Message Area...................................................................4.32
Figure 4.40 SEL-451 Factory-Default Front-Panel Target Areas (16 or 24 LEDs) .....................................4.33
Figure 4.41 SEL-451 Default Operator Control Pushbuttons and LEDs (8 or 12 Pushbuttons) ..................4.35
Figure 5.1 Disconnect Switch Close Logic...................................................................................................5.2
Figure 5.2 Disconnect Switch Open Logic ...................................................................................................5.2
Figure 5.3 Disconnect Switch Status and Alarm Logic ................................................................................5.6
Figure 5.4 Close Immobility Timer Logic ....................................................................................................5.8
Figure 5.5 Open Immobility Timer Logic ....................................................................................................5.8
Figure 5.6 Disconnect in Transition............................................................................................................5.11
Figure 5.7 SEL-487E Default One-Line Diagram ......................................................................................5.12
Figure 5.8 Bay Control One-Line Diagram ................................................................................................5.13
Figure 5.9 Screens for Circuit Breaker Selection........................................................................................5.17
Figure 5.10 Screens During a Pole-Discrepancy Condition .........................................................................5.18
Figure 5.11 Screens for Disconnect Switch Selection ..................................................................................5.19
Figure 5.12 HMI Disconnect Operation Initiation........................................................................................5.21
Figure 5.13 HMI Disconnect Operation in Progress.....................................................................................5.22
Figure 5.14 HMI Disconnect Operation Completed.....................................................................................5.23
Figure 5.15 Bay Control One-Line Diagram With Three-Position Disconnect Open..........................................5.24
Figure 5.16 Three-Position Disconnect Control Screens..............................................................................5.25
Figure 5.17 Bay Control One-Line Diagram With Three-Position Disconnect Closed In-Line ..................5.27
Figure 5.18 Interactive Bay Control Setting Form ...................................................................................
....5.28
Figure 5.19 Local and Remote Control Logic With Key Control ................................................................5.29

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