Date Code 20080110 Firmware and Manual Versions A-13
SEL-387E Instruction Manual
Revision
Date
Summary of Revisions
Section 8
− Text changes to reflect addition of Distributed Network Protocol (DNP) 3.00.
− Added warning about changing default passwords to private passwords at relay installation on page
8-10.
− Added notes about taking care when setting the date and time on pages 8-6 and 8-7.
− Added Winding 1 and 2 current sum for power calculations.
Appendix A
− Updated firmware versions.
Appendix D
− Made typographical corrections.
Appendix E
− Made typographical corrections.
Appendix G
− Appendix added to reflect addition of Distributed Network Protocol (DNP) 3.00.
This manual differs from the previous versions as follows:
20000728 Section 3
− Corrected equation on page 3-25.
Section 6
− Added detailed information about differential element application and setting and overcurrent
protection.
This manual differs from the previous versions as follows:
20000606 Section 3
− Corrected Figure 3.4: Differential Element Harmonic Blocking Logic and Figure 3.6: REF
Enable/Block Logic and made typographical corrections.
Section 6, Settings Sheets and Settings Sheets Example
− Made typographical corrections.
Appendix A
− Added firmware SEL-387E-R101-V0-Z001001-D20000606 to correct second-harmonic and fifth-
harmonic elements’ failure to block when required.
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