ABB Relion 670 Series Technical Reference Manual page 547

Line differential protection ansi
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1MRK505222-UUS C
Name
Values (Range)
TDForIEEECurve
1 - 60
AlarmPickup
50.0 - 120.0
tAlarm
0.00 - 9000.00
Table 272:
OEXPVPH (24) Group settings (advanced)
Name
Values (Range)
t1_UserCurve
0.00 - 9000.00
t2_UserCurve
0.00 - 9000.00
t3_UserCurve
0.00 - 9000.00
t4_UserCurve
0.00 - 9000.00
t5_UserCurve
0.00 - 9000.00
t6_UserCurve
0.00 - 9000.00
Table 273:
OEXPVPH (24) Non group settings (basic)
Name
Values (Range)
MeasuredV
PosSeq
AB
BC
CA
MeasuredI
AB
BC
CA
PosSeq
8.4.6
Technical reference manual
Unit
Step
-
1
%
0.1
s
0.01
Unit
Step
s
0.01
s
0.01
s
0.01
s
0.01
s
0.01
s
0.01
Unit
Step
-
-
-
-
Technical data
Table 274:
OEXPVPH (24) technical data
Function
Pickup value, pickup
Pickup value, alarm
Pickup value, high level
Table continues on next page
Default
Description
1
Time multiplier for IEEE inverse type curve
100.0
Alarm pickup level as % of Step1 trip pickup
level
5.00
Alarm time delay, in sec
Default
Description
7200.00
Time delay t1 (longest) for tailor made curve,
in sec
3600.00
Time delay t2 for tailor made curve, in sec
1800.00
Time delay t3 for tailor made curve, in sec
900.00
Time delay t4 for tailor made curve, in sec
450.00
Time delay t5 for tailor made curve, in sec
225.00
Time delay t6 (shortest) for tailor made curve,
in sec
Default
Description
AB
Selection of measured voltage
AB
Selection of measured current
Range or value
(100–180)% of (
VBase /f
)
n
(50–120)% of pickup level
VBase /f
(100–200)% of (
)
n
Section 8
Voltage protection
Accuracy
± 0.5% of V
± 0.5% of V
at V ≤ V
n
n
± 0.5% of V at V > V
n
± 0.5% of V
541

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