7.38
SEL-387-0, -5, -6 Relay
Instruction Manual
Date Code 20170601
Serial Port Communications and Commands
SEL ASCII Protocol Details
=>>
TRI <Enter>
Triggered
=>>
XFMR 1 Date: 03/13/97 Time: 18:49:21.586
STATION A
Event: TRIG
Targets:
Winding 1 Currents (A Sec), ABC: 0.0 0.0 0.0
Winding 2 Currents (A Sec), ABC: 0.0 0.0 0.0
Winding 3 Currents (A Sec), ABC: 0.0 0.0 0.0
Winding 4 Currents (A Sec), ABC: 0.0 0.0 0.0
=>>
Alarm Conditions
The SEL-387 asserts the
ALARM
output during power up until all self-tests pass
and whenever a diagnostic test fails. In addition to these, the
ALARM
output
pulses for one second with the commands and conditions shown in
.
Main Board Jumpers
Installing and removing certain main board jumpers affects execution of some
commands.
lists all jumpers you should be concerned with and
their effects.
Table 7.10
Commands With Alarm Conditions
Command
Condition
2AC
Entering Access Level 2 or
Three wrong password attempts into Access Level 2
ACC
Three wrong password attempts into Access Level 1
BAC
Entering Breaker Access Level or
Three wrong password attempts into Breaker Access Level
COP
m
n
Copying a setting group to the active setting group
GRO
n
Changing the active setting group
PAS
n
Any password is changed
SET
commands
Changing the SET G settings, the SET R settings,
or the active group SET settings (SET P does not alarm)
Table 7.11
Main Board Jumpers
Jumper
Comment
JMP6A
Disables password protection when installed
JMP6B
Enables
CLO
,
OPE
, and
PUL
commands when installed
Содержание SEL-387-0
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