4 SEL-787 Relay Command Summary
SEL-787 Relay Instruction Manual Date Code 20150130
Access Level 2 Commands
ANA c p t Test analog output channel where c is the channel name or number, p is a percentage of full scale or either
letter “R” or “r” indicates ramp mode, and t is the duration of the test in decimal minutes.
CAL Enter Access Level C. If the main board Access jumper is not in place, the relay prompts for the entry of
the Access Level C password. Access Level C is reserved for SEL use only.
CLO n Close circuit breaker n, where n =1 or 2.
CON RBnn k Select a remote bit to set, clear, or pulse where nn is a number from 01 to 32, representing RB01 through
RB32. k is S, C, or P for Set, Clear, or Pulse.
COP m n Copy relay and logic settings from Group m to Group n.
DTO Downloads the volts/hertz user curve from the SEL-5806 Curve Designer Software.
FIL WRITE filename Transfer settings file filename from the PC to the relay.
GRO n Modify active group setting, where n = 1, 2, 3, or 4.
L_D Load new firmware.
LOO Enables loopback testing of M
IRRORED BITS channels.
LOO A Enable loopback on M
IRRORED BITS Channel A for the next 5 minutes.
LOO B Enable loopback on M
IRRORED BITS Channel B for the next 5 minutes.
OPE n Open circuit breaker n, where n = 1 or 2.
PAS 1 Change Access Level 1 password.
PAS 2 Change Access Level 2 password.
PUL n t Pulse Output Contact n (n = OUT101…) for t (1 to 30, default is 1) seconds.
SET Modify relay settings.
SET name For all SET commands, jump ahead to a specific setting by entering the setting name, e.g., 50P1P.
SET DNP n Modify DNP data map settings for map n, where n = 1, 2, or 3.
SET F Modify front-panel settings.
SET G Modify global settings.
SET L Modify SEL
OGIC variable and timer settings.
SET M Modify Modbus User Map settings.
SET P n Modify port n settings, where n = 1, 2, 3, 4, or F. If not specified, the default is the active port.
SET R Modify report settings.
SET … TERSE For all SET commands, TERSE disables the automatic SHO command after the settings entry.
STA R or C Clear self-test status and restart relay.
Access Level C Commands
PAS C Change Access Level C password.
Serial Port Command Command Description
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