Areva MiCOM P125, Technical Manual

Page: 121 / 362

User Guide P12y/EN FT/D32
MiCOM P125/P126 & P127 Page 41/86
4.6.2.7 Threshold Menu Ie>>
For the IDMT delay time choice all the parameters follow the first threshold Ie>
excluding the interlock choice.
Ie>> ?
Yes
Selection of the second alarm threshold function for earth
fault current (Ie>>). Setting choice: No, Yes, DIR.
If the user selects Yes, the following window is shown:
If the user selects DIR, the directional choice window is
shown.
If the user selects No, the next window will show the
threshold menu Ie>>>.
Ie>>
1.000
Ien
Displays setting value for the alarm threshold. Three earth
fault current ranges are available:
From 0.002 to 1 Ien, in steps of 0.001 Ien. Cortec code C
from 0.01 to 8 Ien, in steps of 0.005 Ien. Cortec code B
from 0.1 to 40 Ien, in steps of 0.01 Ien. Cortec code A
t Ie>>
150.00
s
Displays setting value for the trip threshold.
The setting range is from 0 to 150 s, in steps of 10ms.
tReset
0.10
s
Displays setting value for the reset time.
The setting range is from 0 to 100 s, in steps of 10ms.
By pressing " the next window will display the Ie>>>?
Ie>> ?
DIR
Selection of the second threshold function for earth fault
current (Ie>>). Setting choice: No, Yes, DIR.
If the user selects DIR, the following window is shown:
If the user selects Yes, the non-directional choice window is
shown.
If the user selects No, the next window will show the
threshold menu Ie>>>.
Ie>>
1.000
Ien
Displays setting value for the alarm threshold.
The threshold setting range is:
from 0.002 to 1 Ien, in steps of 0.001 Ien. Cortec code C
from 0.01 to 8 Ien, in steps of 0.005 Ien. Cortec code B
from 0.1 to 40 Ien, in steps of 0.01 Ien. Cortec code A
Ue>>
5.0
V
Displays setting value for the alarm threshold.
Input voltage range 57–130V: The threshold setting range
is from 1 to 260V, in steps of 0.1V.
Input voltage range 220–480V: The threshold setting range
is from 4 to 960V, in steps of 0.5V.
Ie>>
Torque 90
°
Displays setting value for the torque angle.
Torque angle setting range is from 0
°
to 359
°
, in steps of
1
°
.
Ie>>
Trip Zone
±
10
°
Displays angle value for the Trip Zone.
This defines the operating region to either side of the torque
angle. Setting range is from
±
10
°
to
±
170
°
, in steps of 1
°
.
t Ie>>
150.00
s
Displays setting value for the trip threshold.
The setting range is from 0 to 150 s, in steps of 10ms.
tReset
0.10
s
Displays setting value for the reset time.
The setting range is from 0 to 100 s, in steps of 10ms.
By pressing " the next window will display the Ie>>>?