Technical Guide P12y/EN FT/D22
User Guide
MiCOM P125/P126/P127 Page 65/108
4.5.7 Submenu [37] Undercurrent Protection (P126 & P127)
PROTECTION G1
Heading of Protection G1 menu.
To gain access to menu, press 2 and 6 until the
submenu is reached.
[37] Under
Current
Heading of [37] submenu.
To navigate within submenu points, press 8 2. To
modify setting, press 5. Use 8 2 4 6 to scroll and set
available selections. Press 5 to confirm choice.
I< ?
Yes
Selection of the first alarm threshold function for phase
undercurrent (I<). Setting choice: No, Yes
If the user selects Yes the following window is shown:
If the user selects No, the next window will show the
submenu [37] Under Current.
I<
0.10 In
Displays setting value for the alarm threshold.
The threshold setting range is from 0.1to 1In, in steps
of 0.01 In.
t I<
150.00 s
Displays setting value for the trip threshold.
The setting range is from 0 to 150 s, in steps of 10ms.
By pushing 2 the next window will display the [37] Under Current
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