Schweitzer Engineering SEL-351P, Quick Start Manual

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10-40 Serial Port Communications and Commands Date Code 990215
SEL-351P Manual Técnico
If there is no battery present, the control responds:
=>>BTT <ENTER>
Battery not present or failed
=>>
If a battery test is in progress when the BTT command is executed, the control responds:
=>>BTT <ENTER>
Battery test in progress
=>>
If the last battery passed the last load test, the control responds as follows:
=>>BTT <ENTER>
Battery test is: OK
Time until next battery test: XX hours
If the battery failed the previous load test, the DTFAIL Relay Word element is asserted and the
response is:
=>>BTT <ENTER>
Battery test is: FAILED
Time until next battery test: XX hours
If the BTT NOW command is entered, the control forces an immediate battery test and shows the
status of the battery test:
=>>BTT NOW<ENTER>
Battery test initiated. Duration 5 seconds
.
.
.
.
.
Battery test state is: OK
=>>
Each period is displayed at about one second intervals as the control times through the rest.
See the Battery System Monitor subsection in Section 8: Breaker/Recloser Monitor, Battery
System Monitor, Metering, and Load Profile Functions .
SET EZ and SET FZ Commands (Change EZ Settings)
The SET EZ n command allows you to change the EZ recloser control settings for settings group
n (n specifies the settings group – 1, 2, 3, 4, 5, or 6). These settings are the traditional recloser
control setting (e.g., min. trip, fast curve, delay curve, operations to lockout settings) and other
special recloser control scheme logic (e.g., cold load pickup, sequence coordination logic).