13.3 Basic IED functions
13.3.1
Parameter setting group handling SETGRPS
Prepare the IED for verification of settings as outlined in section
"Overview" and
section "Preparing for test" in this chapter.
13.3.1.1
Verifying the settings
1. Check the configuration of binary inputs that control the selection of the
active setting group.
2. Browse to the ActiveGroup menu to achieve information about the active
setting group.
The ActiveGroup menu is located on the local HMI underMain menu/Test/
Function status/Setting groups/ActiveGroup
3. Connect the appropriate dc voltage to the corresponding binary input of the
IED and observe the information presented on the local HMI.
The displayed information must always correspond to the activated input.
4. Check that the corresponding output indicates the active group.
Operating procedures for the PC aided methods of changing the active setting
groups are described in the corresponding PCM600 documents and
instructions for the operators within the SCS are included in the SCS
documentation.
13.3.1.2 Completing the test
Continue to test another function or end the test by changing the Test mode setting
to Off. Restore connections and settings to their original values, if they were
changed for testing purposes.
13.4 Differential protection
13.4.1 Transformer differential protection T2WPDIF and T3WPDIF
Prepare the IED for verification of settings as outlined in section
"Overview" and
section "Preparing for test" in this chapter.
13.4.1.1
Verifying the settings
Procedure
1. Go to Main menu/Test/Function Test Mode/Differential protection and
make sure that the restricted earth fault protection, low impedance function
1MRK 504 088-UEN C Section 13
Verifying settings by secondary injection
113
Installation and commissioning manual
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