Distance Relay Setting Examples
GARD 8000 Distance Relay
RFL Electronics Inc.
Description Range
Units
Step
Actual
50P-2
Enables trip by Instantaneous Phase Overcurrent, step 2.
Disable -
Enable - 1
Disable
50P-3
Enables trip by Instantaneous Phase Overcurrent, step 3.
Disable -
Enable
- 1
Disable
51P-1
Enables trip by Phase Timeovercurrent, step 1.
Disable -
Enable
- 1
Disable
51P-2
Enables trip by Phase Timeovercurrent, step 2.
Disable -
Enable
- 1
Disable
51P-3
Enables trip by Phase Timeovercurrent, step 3.
Disable -
Enable - 1
Disable
50G-1
Enables trip by Instantaneous Ground Overcurrent, step 1.
Disable -
Enable - 1
Disable
50G-2
Enables trip by Instantaneous Ground Overcurrent, step 2.
Disable -
Enable
- 1
Disable
50G-3
Enables trip by Instantaneous Ground Overcurrent, step 3.
Disable -
Enable
- 1
Disable
51G-1
Enables trip by Ground Timeovercurrent, step 1.
Disable -
Enable
- 1
Disable
51G-2
Enables trip by Ground Timeovercurrent, step 2.
Disable -
Enable - 1
Disable
51G-3
Enables trip by Ground Timeovercurrent, step 3.
Disable -
Enable - 1
Disable
50Q-1
Enables trip by Instantaneous Negative Sequence Overcurrent,
step 1.
Disable -
Enable - 1
Disable
50Q-2
Enables trip by Instantaneous Negative Sequence Overcurrent,
step 2.
Disable -
Enable - 1
Disable
50Q-3
Enables trip by Instantaneous Negative Sequence Overcurrent,
step 3.
Disable -
Enable - 1
Disable
51Q-1
Enables trip by Negative Sequence Timeovercurrent, step 1.
Disable -
Enable - 1
Disable
51Q-2
Enables trip by Negative Sequence Timeovercurrent, step 2.
Disable -
Enable - 1
Disable
51Q-3
Enables trip by Negative Sequence Timeovercurrent, step 3.
Disable -
Enable
- 1
Disable
59-1
Enables trip by Phase Overvoltage, step 1.
Disable -
Enable
- 1
Disable
59-2
Enables trip by Phase Overvoltage, step 2.
Disable -
Enable
- 1
Disable
59-3
Enables trip by Phase Overvoltage, step 3.
Disable -
Enable - 1
Disable
27-1
Enables trip by Phase Undervoltage, step 1.
Disable -
Enable - 1
Disable
27-2
Enables trip by Phase Undervoltage, step 2.
Disable -
Enable
- 1
Disable
27-3
Enables trip by Phase Undervoltage, step 3.
Disable -
Enable
- 1
Disable
59G-1
Enables trip by Ground Overvoltage, step 1.
Disable -
Enable
- 1
Disable
59G-2
Enables trip by Ground Overvoltage, step 2.
Disable -
Enable - 1
Disable
81 UNDFREQ1
Enables trip by Underfrequency, step 1.
Disable -
Enable - 1
Disable
August 1, 2009
8-7
973.334.3100