Areva MiCOM P125, Technical Manual

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User Guide P12y/EN FT/D32
MiCOM P125/P126 & P127 Page 53/86
t U>>
600.00
s
Displays setting value for the trip threshold.
The setting range is from 0 to 600 s, in steps of 10ms
By pushing
"
the next window will display the [59] Phase Over Voltage
4.6.9 Submenu [27] Under-voltage Protection (P127)
PROTECTION G1
Heading of Protection G1 menu.
To gain access to menu, press
" and $ until the submenu
is reached.
[27] Phase
Under Voltage
Heading of [27] submenu.
To navigate within submenu points, press
! " . To modify
setting, press
%
. Use
! " # $
to scroll and set available
selections. Press % to confirm choice.
U< ?
Yes
Selection of the first alarm threshold function for phase
undervoltage (U<). 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
threshold menu U<<.
U<
2.0
V
Displays setting value for the alarm threshold.
Input voltage range 57–130V: from 2 to130V, in steps of 0.1
V.
Input voltage range 220 –480V: from 10 to 480V, in steps of
0.5 V.
t U<
150.00
s
Displays setting value for the trip threshold.
The setting range is from 0 to 600 s, in steps of 10ms
U<< ?
Yes
Selection of the second alarm threshold function for phase
undervoltage (U<<). Setting choice: No, Yes
If the user selects Yes, the following window is shown:
If the user selects No, next window will show the submenu
[27] Phase Under Voltage.
U<<
2.0
V
Displays setting value for the alarm threshold.
Input voltage range 57–130V: from 2 to 260V, in steps of
0.1 V.
Input voltage range 220–480V: from 10 to 960V, in steps of
0.5 V.
t U<<
600.00
s
Displays setting value for the trip threshold.
The setting range is from 0 to 600s, in steps of 10ms
By pushing " the next window will display the [27] Phase Under Voltage
4.6.10 Submenu [59N] Earth Over-voltage Protection
PROTECTION G1
Heading of Protection menu.
To gain access to menu for P125 relay, press
"
. To gain
access to menu (Protection G1 & G2) for P126 and P127
relays press
" and $ until the submenu is reached.
[59N] Residual
Over Voltage
Heading of [59N] submenu.
To navigate within submenu points, press
! "
. To modify
setting, press % . Use ! " # $ to scroll and set available
selections. Press
%
to confirm choice.
Ue>>>> ?
Yes
Selection of the alarm threshold function for residual
overvoltage (Ue>>>>). Setting choice: No, Yes
If the user selects Yes, the following window is shown:
If the user selects No, next window will show the submenu
[59N] Residual Over Voltage.