Areva MiCom P120, Техническое руководство

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P12x/EN FT/A96 User Guide
Page 50/72
MiCOM P120/P121/P122/P123
Blocking Inrush I2>
No
Enables/disables Inrush Blocking for the first negative
sequence overcurrent threshold (Ie>>>).
Setting choice: Yes = Enables, No = Disables.
Blocking Inrush I2>>
No
Enables/disables Inrush Blocking for the second
negative sequence overcurrent threshold (Ie>>>).
Setting choice: Yes = Enables, No = Disables.
5.9.6 Logic Select submenus ( P122 & P123 only)
With the submenu Logic Select. 1 or Logic Select. 2, the user can assign each time delay
threshold to the "Log Sel" input (refer to Inputs menu). To access the submenu Logic Select. 1
or Logic Select. 2, press
and until the submenu is reached.
AUTOMAT. CTRL
Heading of the AUTOMAT. CTRL menu. Press to
access the menu, then 6 times.
Logic Select. 1
Heading of the Logic Select. 1 submenu.
Press
to access the different submenus.
Sel1 tI>>
Yes
Enables/disables Logic Selectivity 1 of the second phase
time delay overcurrent threshold (tI>>).
Setting choice: Yes, No.
Sel1 tI>>>
Yes
Enables/disables Logic Selectivity 1 of the third phase
time delay overcurrent threshold (tI>>>).
Setting choice: Yes, No.
Sel1 tIe>>
No
Enables/disables Logic Select 1 of the second earth fault
time delay overcurrent threshold (tIe>>).
Setting choice: Yes, No.
Sel1 tIe>>>
No
Enables/disables Logic Select 1 of the third earth fault
time delay overcurrent threshold (tIe>>>).
Setting choice: Yes, No.
t Sel1
20
ms
Set the selective scheme logic time delay t Sel1. The
setting range for t Sel1 is from 0 s to 150 s, in steps of
10 ms.
5.9.7 Outputs Relays submenu
This submenu makes it possible to assign various alarm and trip thresholds (instantaneous
and/or time delay) to a logic output. Excepted from this option are the Watchdog (RL0) and
the Tripping (RL1) outputs (refer to Trip Commands submenu).
The total number of programmable logic outputs for the four relay models is listed in the
table:
Model P120 P121 P122 P123
Output relays 3 3 5 7
RL2 relay is a change over relay. The others RL3 to RL8 are normally open relays.
AUTOMAT. CTRL
Heading of the AUTOMAT.CTRL menu. Press to
access the menu and until the submenu is reached.
Output Relays
Heading of the Output Relays submenu.
To navigate within submenu points, press
. To
modify setting, press . Use to scroll and set
available selections. Press to confirm choice.
Trip 8765432
1100010
Assign output signal Trip (RL1) to other output relays;
i.e. to output 3 (RL3), 7 (RL7) and 8 (RL8).
Setting choice: 1 assigns the output relay; 0 no
assignment.