Toshiba GRL150-100 Series Instruction Manual page 100

• Enter 0, 1, 2 or 3 and press the ENTER key.
Enter 0(=off) not to be synchronised with any external signals.
Enter 1(=BI) to be synchronised with the binary input signal.
Enter 2(=RS) to be synchronised with the RSM clock.
Enter 3(=IE) to be synchronised with IEC60870-5-103.
Enter 3(=IR) to be synchronised with IRIG-B.
Note: When selecting BI, RSM, IEC or IRIG-B, check that they are active on the "Status" screen in
"Status" sub-menu.
If BI is selected, the BI command trigger setting should be "None" because event records will
become full soon. (See Section 4.2.6.5.)
If it is set to an inactive BI, RSM, IEC or IRIG-B, the calendar clock runs locally.
Setting the time zone
When the calendar clock is synchronized with the IRIG-B time standard, it is possible to transform
GMT to the local time.
• Select "Time zone" to display the "Time zone" screen.
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• Enter the difference between GMT and local time and press the ENTER key.
4.2.6.7 Protection
The GRL150 can have 4 setting groups for protection in order to accommodate changes in the
operation of the power system, one setting group is assigned active. To set the protection, do the
following:
• Select "Protection" on the "Set.(change)" screen to display the "Protection" screen.
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Changing the active group
• Select "Change act. gp." to display the "Change act. gp." screen.
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• Enter the group number and press the ENTER key.
Changing the settings
Almost all the setting items have default values that are set when the product is shipped. For the
default values, see Appendix G. To change the settings, do the following:
• Select "Change set." to display the "Act gp.= *" screen.
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