How To Undo Forcing Changes And Return The Ied To Normal Operation - ABB Relion 650 Series Commissioning Manual

Section 8
Testing IED operation
IEC15000025 V1 EN-US
5. Select and edit the values.
6. Click
IEC15000026 V1 EN-US
This commits the values to the IED and exits the editing session.
7. Click
IEC15000032 V1 EN-US
To force more signals, click the button
8.8.4 How to undo forcing changes and return the IED to normal
operation
Regardless of which input/output signals have been forced, all forced signals will return to
their normal states immediately when the IED is taken out of test mode.
58
Acknowledge and send .
Cancel to abort the changes and revert back to actual IED values.
Regardless if the forcing changes are commited or canceled, the forcing is still
active.
When the forcing is removed by exiting from IED test mode, both input and
output signals may change values. This means that logic input signals may
activate functions in the IED and that output relays may change state, which
can be potentially dangerous.
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Start editing signal value for forcing again.
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Line differential protection RED650
Commissioning manual