ABB Relion 650 Series Operation Manual page 88

Section 8
Troubleshooting
1
GUID-31DF5495-91F1-4A4B-8FD5-50625038961E V1 EN-US
Figure 53: Testing a trip contact
1 Trip contact under test
2 Current limiting resistor
• To check the status of the output circuits driving the output relay via the LHMI, select Main
menu/Tests/I/O modules and then navigate to the board with the actual binary output to be
checked.
• Test and change the relay state manually.
1.
2.
3.
82
2
A
To set the IED to test mode, select Main menu/Tests/IED test mode/TESTMODE:1 and
enable .
set the parameter to
To operate or force the output relay to operate, select and then navigate to the board
with the actual binary output relay to be operated/forced.
Select the BOn_PO to be operated/forced and use
actual output relay.
Each BOn_PO is represented by two signals. The first signal in LHMI is the actual value 1
or 0 of the output, and in PCM600 a lit or dimmed diode. The second signal is the status
Normal or Forced. Forced status is only achieved when the BO is set to
operated on the LHMI.
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V
and
1MRK 500 096-UUS B
or to operate the
Forced or
650 series
Operation manual