ERL L-PRO 4000, User Manual

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7 Acceptance/Protection Function Test Guide
7-26 L-PRO 4000 User Manual D02706R02.30
Weak Infeed Test Procedure
1. Activate this Virtual Input by accessing the Relay Control Panel’s Utilities
>Virtual Inputs .
2. Select Virtual Input 13 in the Virtual Input drop down list.
3. Click on the Pulse On button to execute the “PerTripRec Simulate” as
shown in the following screen shot.
Figure 7.18: Virtual Input Control
Observe Relay Target: “POTT Trip (WI): 0.0 mi.
Note: The 0.0 mi indicates that there was 0 impedance measured due to 0 line
voltage being applied.
End of Weak Infeed test.