GE P741

P74
x/EN ST/Na7
Settings
(ST) 4
-
10
MiCOM P74
1, P742, P743
ST
MENU TEXT Default Setting Available Settings
CONFIGURATION
Setting Values Secondary Primary/Secondary
This affects all protection settings that are dependent upon CT and VT ratios.
Control Inputs Visible Visible/Invisible
Activates the Control Input status and operation menu further on in the relay setting menu.
Ctrl I/P Config Visible Visible/Invisible
Sets the Control Input Configuration menu visible further on in the relay setting menu.
Ctrl I/P Labels Visible Visible/Invisible
Sets the Control Input Labels menu visible further on in the relay setting menu.
Direct Access Enabled Enabled / Disabled
Defines what CB control direct access is allowed. Enabled implies control via menu,
hotkeys etc.
InterMiCOM Disabled Enabled or Disabled
P741 / P743 only: To enable (activate) or disable (turn off) EIA (RS) 232 InterMiCOM
(integrated teleprotection) (when option available).
Function Key Visible Invisible or Visible
P741 / P743 only: Sets the Function Key menu visible further on in the relay setting menu.
RP1 Read Only Disabled Enabled or Disabled
If this Read Only mode is enabled, then all setting changes and most command/control
actions are blocked (not accepted by the relay) for Rear Port 1.
RP2 Read Only Disabled Enabled or Disabled
If this Read Only mode is enabled, then all setting changes and most command/control
actions are blocked (not accepted by the relay) for Rear Port 2 (when option available).
NIC Read Only Disabled Enabled or Disabled
If this Read Only mode is enabled, then all setting changes and most command/control
actions are blocked (not accepted by the relay) for the Ethernet port
(when option
available).
LCD Contrast 11 0…31
Sets the LCD contrast.
The aim of the configuration column is to allow general configuration from a single point in
the menu. Items that are disabled or made invisible do not appear in the main relay menu.
1.1.4 “PU Conf & Status” column (P741 Central Unit)
In the central unit, an additional configuration column “PU Conf & Status” is present to
configure the hardware to the software topology.