P12y/EN FT/D22 Technical Guide
User Guide
Page 96/108 MiCOM P125/P126/P127
4.6.11.1 Submenu AND Logic Equat (P126 & P127)
AUTOMAT. CTRL
Heading of AUTOMAT. CTRL menu.
To gain access to the AND logic equat submenu, press
2 and 6 until the submenu is reached.
AND logic equat
Heading of AND logic equat 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> :DCBA
0000
Assigning first alarm threshold for phase OC (I>) to
one (or more) of the logic equations A, B, C and D.
Setting choice: 1 assigns the logic equation; 0 no
assignment.
t I> :DCBA
0000
Assigning first trip threshold for phase OC (tI>) to one
(or more) of the logic equations A, B, C and D.
Setting choice: 1 assigns the logic equation; 0 no
assignment.
I>> :DCBA
0000
Assigning second alarm threshold for phase OC (I>>)
to one (or more) of the logic equations A, B, C and D.
Setting choice: 1 assigns the logic equation; 0 no
assignment.
t I>> :DCBA
0000
Assigning second trip threshold for phase OC (tI>>) to
one (or more) of the logic equations A, B, C and D.
Setting choice: 1 assigns the logic equation; 0 no
assignment.
I>>> :DCBA
0000
Assigning third alarm threshold for phase OC (I>>>)
to one (or more) of the logic equations A, B, C and D.
Setting choice: 1 assigns the logic equation; 0 no
assignment.
t I>>> :DCBA
0000
Assigning third trip threshold for phase OC (tI>>>) to
one (or more) of the logic equations A, B, C and D.
Setting choice: 1 assigns the logic equation; 0 no
assignment.
Ie> :DCBA
0000
Assigning first alarm threshold for earth fault
overcurrent (Ie>) to one (or more) of the logic
equations A, B, C and D.
Setting choice: 1 assigns the logic equation; 0 no
assignment.
t Ie> :DCBA
0000
Assigning first trip threshold for earth fault overcurrent
(tIe>) to one (or more) of the logic equations A, B, C
and D.
Setting choice: 1 assigns the logic equation; 0 no
assignment.
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