Date Code 990430 Firmware Versions A-1
SEL-351P Manual Técnico
APPENDIX A: FIRMWARE VERSIONS
This manual covers the SEL-351P Recloser Control that contains firmware bearing the following
part numbers and revision numbers (most recent firmware listed at top):
Firmware
Part/Revision No.
Description of Firmware
SEL-351P-R101-V0 This firmware differs from previous versions as follows:
Phase pickup setting 50P4P is set when Min. trip-phase is set in
the EZ setting routing (SET EZ command). It is used in the trip
operations counters (see discussion on trip operation counters
in the Breaker/Recloser Contact Wear Monitor subsection in
Section 8: Breaker/Recloser Monitor, Battery System
Monitor, Metering, and Load Profile Functions).
Changed the factory default logic setting BKMON to BKMON
= WBTR + WBTRT + \52A.
Added zero-sequence voltage polarized, neutral-current
directional elements to Best Choice Ground Directional™
Logic.
Changed the setting range of DNP setting UTIMEO to 1 - 50
seconds.
SEL-351P-R100-V0 Original Firmware Release.
To find the firmware revision number in your SEL-351P, view the status report using the serial
port STATUS command or the front-panel STATUS pushbutton. The status report displays the
FID label with the Part/Revision number in bold:
FID=SEL-351P-R100-V0-D990213
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