A.8
SEL-351A Relay Instruction Manual Date Code 20080213
Firmware and Manual Versions
Instruction Manual
This manual differs from the previous version as follows:
20070725
Appendix A
➤ Updated for firmware version R401.
This manual differs from the previous version as follows:
20070117 Added SEL-351A-1 information throughout manual.
Section 1
➤ Updated serial communications baud rate range for Port 1.
➤ Added time-code input accuracy for synchrophasor measurement.
➤ Added synchrophasor accuracy.
Section 8
➤ Added Synchrophasor Metering section.
Section 9
➤ Added Global synchrophasor settings to Table 9.1.
➤ Added new Relay Word bits PMDOK, TSOK, and TIRIG to Table 9.5.
➤ Added new Relay Word bit definitions for PMDOK, TSOK, and TIRIG to Table 9.6.
Setting Sheets
➤ Added Synchronized Phasor settings to Global settings.
➤ Updated serial communications baud rate range for Port 1.
➤ Added SEL-351A-1 Settings Sheets.
Section 10
➤ Added new Relay Word bit definitions TSOK and TIRIG to IRIG-B section.
➤ Added new SEL Fast Message Synchrophasor protocol to communications protocol list.
➤ Added MET PM command explanation.
➤ Added time parameter to TRI command.
Command Summary
➤ Updated to include all commands.
Section 12
➤ Added P parameter to EVE command.
➤ Added Synchrophasor-Level Accuracy in Event Reports section.
➤ Added P parameter note and DT column information to Table 12.2.
Appendix A
➤ Updated for firmware version R400.
Appendix E
➤ Added P parameter to CEV command.
Appendix H
➤ Updated serial communications baud rate for Port 1.
Appendix L
➤ Added a new SEL Synchrophasors appendix.
This manual differs from the previous version as follows:
20060717
Section 4
➤ Updated Figure 4.10.
➤ Updated Figure 4.12.
➤ Updated subsection Directional Control Settings (Not in SEL-351A-1) on page 4.38.
➤ Updated Figure 4.26.
➤ Added subsection Z0MTA—Zero-Sequence Maximum Torque Angle on page 4.47.
Section 9
➤ Updated subsection Line Settings on page 9.40.
➤ Added Figure 9.12.
Table A.3 Instruction Manual Revision History (Sheet 2 of 10)
Revision
Date
Summary of Revisions
Courtesy of NationalSwitchgear.com
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