Schweitzer Engineering Laboratories SEL-751 - Page 19

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Date Code 20170927 Instruction Manual SEL-751 Relay
List of Figures
Figure 4.103 Inverse Time-Overlight Element Logic.............................................................................. 4.178
Figure 4.104 TOL Element Inverse Curve Characteristic ....................................................................... 4.178
Figure 4.105 Analog Input Card Adaptive Name.................................................................................... 4.180
Figure 4.106 Settings to Configure Input 1 as a 4–20 mA Transducer Measuring Temperatures
Between –50°C and 150°C............................................................................................. 4.183
Figure 4.107 Analog Output Number Allocation .................................................................................... 4.184
Figure 4.108 Analog Output Settings ...................................................................................................... 4.185
Figure 4.109 DC Mode Processing.......................................................................................................... 4.186
Figure 4.110 AC Mode Processing.......................................................................................................... 4.186
Figure 4.111 Timing Diagram for Debounce Timer Operation When Operating in AC Mode .............. 4.186
Figure 4.112 Display Point Settings ........................................................................................................ 4.197
Figure 4.113 Front-Panel Display—Both HV and LV Breakers Open ................................................... 4.197
Figure 4.114 Front-Panel Display—HV Breaker Closed, LV Breaker Open.......................................... 4.197
Figure 4.115 Front-Panel Display—Both HV and LV Breakers Closed................................................. 4.198
Figure 4.116 Front-Panel Display—HV Breaker Open, LV Breaker Closed.......................................... 4.198
Figure 4.117 Front-Panel Display—HV Breaker Open, LV Breaker Closed.......................................... 4.198
Figure 4.118 Front-Panel Display for a Binary Entry in the Name String Only..................................... 4.198
Figure 4.119 Front-Panel Display for an Analog Entry in the Name String Only .................................. 4.199
Figure 4.120 Front-Panel Display for an Entry in (a) Boolean Name and Alias Strings and
(b) Analog Name and User Text and Formatting Strings ............................................... 4.200
Figure 4.121 Front-Panel Display for an Entry in (a) Boolean Name and Alias Strings and
(b) Analog Name, User Text and Formatting Strings, and Engineering Units............... 4.200
Figure 4.122 Adding Temperature Measurement Display Points ........................................................... 4.201
Figure 4.123 Rotating Display................................................................................................................. 4.201
Figure 4.124 Adding Two Local Bits ...................................................................................................... 4.202
Figure 5.1 Complex Power Measurement Conventions .......................................................................... 5.2
Figure 5.2 METER Command Report With Voltage/Arc-Flash Detection 2 AVI/4 AFDI Card
in Slot E and 4 ACI/3 AVI Card in Slot Z .......................................................................... 5.5
Figure 5.3 METER T Command Report With RTDs .............................................................................. 5.6
Figure 5.4 METER E Command Response............................................................................................. 5.7
Figure 5.5 METER RE Command Response .......................................................................................... 5.7
Figure 5.6 METER M Command Response............................................................................................ 5.8
Figure 5.7 METER RM Command Response ......................................................................................... 5.8
Figure 5.8 METER MV Command Response......................................................................................... 5.9
Figure 5.9 METER RMS Command Response....................................................................................... 5.9
Figure 5.10 METER AI Command Response ......................................................................................... 5.10
Figure 5.11 METER L (Light) Command Response............................................................................... 5.10
Figure 5.12 MET DE Command Response ............................................................................................. 5.11
Figure 5.13 MET PE Command Response.............................................................................................. 5.11
Figure 5.14 MET RA Command Response............................................................................................. 5.13
Figure 5.15 MET H (HIF) Command Response ..................................................................................... 5.13
Figure 5.16 LDP Command Response .................................................................................................... 5.15
Figure 5.17 DC Under- and Overvoltage Elements................................................................................. 5.16
Figure 5.18 Create DC Voltage Elements With SEL
OGIC Control Equations......................................... 5.16
Figure 5.19 Plotted Breaker Maintenance Points for a 25 kV Circuit Breaker ....................................... 5.21
Figure 5.20 SEL-751 Breaker Maintenance Curve for a 25 kV Circuit Breaker .................................... 5.22
Figure 5.21 Operation of SEL
OGIC Control Equation Breaker Monitor Initiation Setting ..................... 5.23
Figure 5.22 Breaker Monitor Accumulates 10 Percent Wear.................................................................. 5.24
Figure 5.23 Breaker Monitor Accumulates 25 Percent Wear.................................................................. 5.25
Figure 5.24 Breaker Monitor Accumulates 50 Percent Wear.................................................................. 5.26
Figure 5.25 Breaker Monitor Accumulates 100 Percent Wear................................................................ 5.27
Figure 5.26 Input INxxx Connected to Trip Bus for Breaker Monitor Initiation.................................... 5.29
Figure 6.1 Front-Panel Setting Entry Example........................................................................................ 6.3
Figure 7.1 Simple Ethernet Network Configuration................................................................................ 7.3
Figure 7.2 Ethernet Network Configuration With Dual Redundant Connections (Failover Mode)........ 7.4
Figure 7.3 Ethernet Network Configuration With Ring Structure (Switched Mode).............................. 7.4
Figure 7.4 IRIG-B Input (Relay Terminals B01–B02)............................................................................ 7.6