A.4
SEL-700G Relay
Instruction Manual
Date Code 20170814
Firmware and Manual Versions
Firmware
➤
Corrected an Ethernet Failover Switching issue for dual-
Ethernet models.
➤
Fixed an issue that caused port settings to not be accepted
when the relay settings were downloaded using
AC
SEL
ER
-
ATOR
QuickSet SEL-5030 Software.
AC
SEL
ERATOR
QuickSet reported with a message that settings files were
not received.
➤
Improved the security of RTD ALARM and TRIP by add-
ing an approximately 6 second delay to qualify the event.
➤
Added a feature in the CEV report to show the part number
and serial number of the relay.
➤
Corrected an issue with the 46Q2T element where the oper-
ating time was clamping at 1200 seconds instead of
1000 seconds for a 50 Hz system.
➤
Added 64F element to the SEL-700GW model.
➤
Modified Real Time Clock (RTC) diagnostics logic to show
failure only if the RTC diagnostics fail three consecutive
times.
➤
Revised the event type logic for Neutral 50 Trip to account
for 67N1T and 67N2T bits.
SEL-700G-R105-V0-Z002002-D20111130
➤
Corrected an issue in R103 and R104, where the distance
element (21C) picks up correctly but may not trip because
of chatter.
➤
Updated error messages for setting interdependency checks
to match the global setting AOx0yH.
20111130
SEL-700G-R104-V0-Z002002-D20111007
➤
Added support for Simple Network Time Protocol (SNTP)
to Ethernet port (Port 1) including new settings.
➤
Added new settings for time and date management (includ-
ing daylight saving time) under Global Settings.
➤
Enhanced the firmware to make the serial number visible to
the IEC 61850 protocol and revised the ICD file to add
serial and part number information to PhyNam DO.
➤
Added a squelch threshold for very low-level secondary
voltages (below 0.3 V) and currents (below 3% of INOM)
in the rms metering quantities command response.
➤
Fixed an issue with the ENABLED LED which did not turn
off when the relay was disabled.
➤
Corrected an issue where the relay was incorrectly allowing
the setting combination of CTCONY := DELTA and
E87 := G.
➤
Extended overcurrent element definite time delay timers
range to 400 seconds.
➤
Added ability (new settings) to bring into the relay external
broken delta PT voltage 3V0 either using VS or VN voltage
channel.
➤
Added zero-sequence voltage-polarized directional element
with IN as operate quantity (67N) in models with generator
protection.
➤
Enhanced the REF element by adding setting REF52BYP
to enable or disable 52A interlock in the bypass logic.
➤
Added FREQX, FREQY and FREQS measurements to the
CEV report (compressed event report).
20111007
Table A.1
Firmware Revision History
(Sheet 4 of 5)
Firmware Identification (FID) Number
Summary of Revisions
Manual Date Code
Summary of Contents for SEL-700G Series
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