GE D25 User Manual page 91

Substation controller
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GE Grid Solutions
Testing Hardware I/O Points,
AC Voltage and
Testing AC Analog Inputs: Changes are displayed in WESMAINT.
Current Input
Test
To conduct this test, the code and configuration file must be downloaded to
Procedure: Test
AC Voltage and
the D25's FLASH memory.
Current Input
Note:
To verify that the correct AC voltage and current values are displayed in
WESMAINT:
Step
1
2
PT input test
3
4
5
6
CT input test
7
8
9
10
GE Information
Continued
The actual point descriptions displayed in WESMAINT depend on
the circuit configuration (i.e., line-to-line or line-to-neutral, etc.) and
any changes made to the point descriptions in the running
configuration file.
Navigate to the WESMAINT II+ System Data Menu.
On the System Data Menu, type 3 — Analog Input Display.
Press the down arrow key to scroll to the point named RMS
Voltage Phase A Circuit 1. (see Note: above)
Apply nominal voltage to the first AC voltage input termination
points.
Verify that the measured counts are close to their nominal value.
Go back to Step 3 and repeat for other points on the AC voltage
(PT) input termination.
When voltage input tests are complete, press the down arrow key
to scroll to the point named RMS Current Phase A Circuit 1
Apply nominal current to the first AC current input termination
points.
Verify that the measured counts are close to their nominal value.
Go back to Step 7 and repeat for other points on the AC current
(CT) input termination.
994-0081-3.00-21
Action
D25
User's Manual
91

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