P746/EN ST/G31 Settings
(ST) 4-
4
MiCOM P746
ST
Menu Text Default Setting Available Settings
Setting Group 1 Enabled Enabled or Disabled
If the setting group is disabled from the configuration, then all associated settings and
signals are hidden, with the exception of this setting (paste).
Setting Group 2 (as above) Disabled Enabled or Disabled
Setting Group 3 (as above) Disabled Enabled or Disabled
Setting Group 4 (as above) Disabled Enabled or Disabled
OP Mode One BOX Mode
One BOX Mode or Three
BOX Mode
Setting for one box mode or three box mode relay configuration according to the
installation.
One box mode configuration: The relay protects the three phases. Standard or reverse
phase sequence can be selected.
Three box mode configuration: The relay protects the phase A, B or C (selected in the
phase sequence menu)
Diff Protection Enabled Enabled or Disabled
To enable (activate) or disable (turn off) the Differential Protection function.
Dead Zone OC Disabled Enabled or Disabled
To enable (activate) or disable (turn off) the dead zone overcurrent function.
Overcurrent Enabled Enabled or Disabled
To enable (activate) or disable (turn off) the overcurrent function.
Earth fault Enabled Enabled or Disabled
To enable (activate) or disable (turn off) the earth fault overcurrent function.
CB fail Disabled Enabled or Disabled
To enable (activate) or disable (turn off) the Circuit Breaker (CB) failure function.
Supervision Disabled Enabled or Disabled
To enable (activate) or disable (turn off) the supervision function.
Input Labels Visible Invisible or Visible
Sets the Input Labels menu visible further on in the relay settings menu.
Output Labels Visible Invisible or Visible
Sets the Output Labels menu visible further on in the relay settings menu.
CT & VT ratios Visible Invisible or Visible
Sets the current transformer and voltage transformer ratios and directions visible further in
the menu.
Recorder Control Visible Invisible or Visible
Sets the Record Control menu visible further on in the relay settings menu.
Disturb. Recorder Visible Invisible or Visible
Sets the Disturbance Recorder menu visible further on in the relay settings menu.
Measure't. Set-up Visible Invisible or Visible
Sets the Measurement Setup menu visible further on in the relay settings menu.
Comms. Settings Invisible Invisible or Visible
Sets the Communications Settings menu visible further on in the relay settings menu.
These are the settings associated with the 1
st
and 2
nd
rear communications ports.
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