Sel SEL-421 - Features..............................................................................................................................................

ix
Date Code 20111215 SEL-421 Relay
List of Tables
Table 2.6 BRE Command ................................................................................................................ A.2.17
Table 2.7 DC Monitor Settings and Relay Word Bit Alarms........................................................... A.2.22
Table 2.8 Example DC Battery Voltage Conditions......................................................................... A.2.23
Table 2.9 Example DC Battery Monitor Settings—125 Vdc for Vdc1 and 48 Vdc for Vdc2......... A.2.23
Table 2.10 Example DC Battery Monitor Settings—AC Ripple Voltages......................................... A.2.24
Table 2.11 Example DC Battery Monitor Settings—Ground Detection Factor (EGADVS := Y) .... A.2.25
Table 2.12 MET Command................................................................................................................ A.2.27
Table 2.13 Instantaneous Metering Quantities—Voltages, Currents, Frequency .............................. A.2.28
Table 2.14 Instantaneous Metering Quantities—Powers ................................................................... A.2.29
Table 2.15 Instantaneous Metering Accuracy—Voltages, Currents, and Frequency......................... A.2.30
Table 2.16 Instantaneous Metering Accuracy—Power...................................................................... A.2.30
Table 2.17 Maximum/Minimum Metering Quantities—Voltages, Currents, Frequency,
and Powers ...................................................................................................................... A.2.31
Table 2.18 Demand and Peak Demand Metering Quantities—(LINE) ............................................. A.2.33
Table 2.19 Rolling Demand Calculations .......................................................................................... A.2.34
Table 2.20 Demand Metering Settings............................................................................................... A.2.36
Table 2.21 Energy Metering Quantities—(LINE).............................................................................. A.2.38
Table 3.1 Report Settings ................................................................................................................... A.3.6
Table 3.2 Event Report Nonvolatile Storage Capability .................................................................... A.3.7
Table 3.3 EVE Command ................................................................................................................ A.3.13
Table 3.4 EVE Command Examples................................................................................................ A.3.14
Table 3.5 Event Report Metered Analog Quantities ........................................................................ A.3.15
Table 3.6 Event Types ...................................................................................................................... A.3.29
Table 3.7 SUM Command................................................................................................................ A.3.30
Table 3.8 HIS Command.................................................................................................................. A.3.32
Table 3.9 SER Commands ............................................................................................................... A.3.35
Table 4.1 SEL-421 Voltage and Current Measurement...................................................................... A.4.7
Table 5.1 Global Settings ................................................................................................................... A.5.6
Table 5.2 Breaker Monitor Settings ................................................................................................... A.5.6
Table 5.3 Group Settings.................................................................................................................... A.5.6
Table 5.4 Protection Free-Form SEL
OGIC Control Equations ........................................................... A.5.8
Table 5.5 Control Inputs................................................................................................................... A.5.12
Table 5.6 Control Outputs (SEL
OGIC Control Equations) ............................................................... A.5.12
Table 6.1 SEL Communications Processors Protocol Interfaces ....................................................... A.6.3
Table 6.2 SEL Communications Processors Port 1 Settings.............................................................. A.6.5
Table 6.3 SEL Communications Processor Data Collection Automessages...................................... A.6.6
Table 6.4 SEL Communications Processor Port 1 Automatic Messaging Settings ........................... A.6.6
Table 6.5 SEL Communications Processor Port 1 Region Map ........................................................ A.6.7
Table 6.6 SEL Communications Processor METER Region Map .................................................... A.6.7
Table 6.7 SEL Communications Processor TARGET Region........................................................... A.6.9
Table 7.1 DNP3 Serial Feature Summary .......................................................................................... A.7.2
Table 7.2 Ethernet Connection Options ............................................................................................. A.7.4
Table 7.3 Ethernet DNP3 Feature Summary...................................................................................... A.7.5
Table 7.4 SEL-421 PORT 5 Direct Networking Settings .................................................................. A.7.8
Reference Manual
Table 1.1 Available Current Source Selection Settings Combinations ...............................................R.1.4
Table 1.2 Available Current Source Selection Settings Combinations
When ESS := Y, NUMBK := 1 ..........................................................................................R.1.4
Table 1.3 Available Current Source Selection Settings Combinations
When ESS := Y, NUMBK := 2 ..........................................................................................R.1.5
Table 1.4 Available Voltage Source-Selection Setting Combinations ................................................R.1.7
Table 1.5 ESS := N, Current and Voltage Source Selection................................................................R.1.8
Table 1.6 ESS := 1, Current and Voltage Source Selection ................................................................R.1.9
Table 1.7 ESS := 2, Current and Voltage Source Selection ..............................................................R.1.10
Table 1.8 ESS := 3, Current and Voltage Source Selection ..............................................................R.1.11
Table 1.9 ESS := 4, Current and Voltage Source Selection ..............................................................R.1.12