test is stopped. This instance is applicable if the relay does not operate when ramping the current
up between the Start and Stop values. After the test is completed, the current amplitude will be
read out from the screen or stored in the memory.
3.8.3.4 Overcurrent Relay Target & Seal-In Test Results
This screen displays the results upon test completion. No data may be entered in this screen.
Figure 45 Overcurrent Relay Seal-in Test Screen
The Timing, Instantaneous, and Pickup test screens may be entered to change test settings.
The bottom of the screen has common buttons.
File:
This selection will take the user to the File
Manager.
Batt Sim Off / Batt Sim On:
This selection will turn the Battery Simulator On
and Off.
Test Menu:
This selection will return the controller to the
Test Menu Screen.
Main Menu:
This selection will return the controller to the
Main Menu:
Start / Stop:
This selection will apply the set quantities
displayed and begin the test. After Start is
pressed this button will turn red and display
Stop. Pressing Stop at any time will stop the
test and turn the outputs off.
When running this test, a current (I
1
=2xTap) will be applied first to the relay in order to close the
main contact. Once the contact closes, the path for the DC target and Seal-in closes also. Current
I
5
is used to ramp a DC current up until the target drops. The user must press the Stop button and
record the results.
67
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