126
Setting
87 Mode
Slope Mode
Minimum Restrained
Pickup
Restraint Slope 1
Flux Balance Pickup
Time Delay
CT Circuit 1 Tap
CT Circuit 2 Tap
nd
2
Slope Pickup
Restraint Slope 2
Flux Balance Source
Slope Alarm
Flux Balance Pickup
Alarm
Unrestrained
Tripping Mode
Unrestrained
Tripping Pickup
Harmonics Mode
nd
2
Harmonic
th
5
Harmonic
Transient Monitor
Operate Time
Transient Monitor
Delay Time
Phase Current Differential (87) Protection
Table 45. Operational Settings
Range
Disabled, Percent Differential, or
Flux Balance
Maximum or Average
0 or 0.1 to 1
5 to 100
0 or 0.1 to 5 secondary
0 to 60,000
Set on the System Parameters,
Transformers Setup screen
Set on the System Parameters,
Transformers Setup screen
0 or 0.1 to 20
15 to 140
CT Circuit 1 or CT Circuit 2
0 or 50 to 100
0 or 0.1 to 5 secondary
Enabled or Disabled
0 to 21
Independent or Shared
0 or 5 to 75
0 or 5 to 75
0 to 10,000
0 to 10,000
Unit of
Increment
Measure
n/a
n/a
n/a
n/a
0.01
n/a
1
percent
0.01
amps
varies
milliseconds
n/a
n/a
n/a
n/a
0.01
n/a
1
percent
n/a
n/a
1
percent
0.01
amps
n/a
n/a
1
n/a
n/a
n/a
1
percent
1
percent
varies
milliseconds
varies
milliseconds
9424200994 Rev U
Default
Disabled
Maximum
0
45
0
0
n/a
n/a
0
45
CT Circuit 1
0
0
Disabled
0
Independent
0
0
100
0
BE1-11g
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