GE L30 Instruction Manual page 313

Line current differential system
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CHAPTER 5: SETTINGS
ANALOG IN 1 DB
Range: 0.000 to 100.000% in steps of 0.001
Default: 0.000%
This setting specifies the deadband for the
deadbanded magnitude from the instantaneous magnitude. The deadband is a percentage of the difference between
the "max." and "min." values. Here, the "max." and "min." are as specified by the settings
.
1 MIN
See the Deadband Settings section earlier for a description of deadbanded values.
ANALOG IN 1 MIN
Range: -1000000000.000 to 1000000000.000 in steps of 0.001
Default: 0.000
This setting specifies the "min." value used in deadband calculations. The scaling of this setting is the same as used by
<LDName>/GGIO4.AnIn01.instMag.f. This setting is stored as an IEEE 754 / IEC 60559 floating point number. Because of
the large range of this setting, not all possible values can be stored. Some values are rounded to the closest possible
floating point number.
ANALOG IN 1 MAX
Range: -1000000000.000 to 1000000000.000 in steps of 0.001
Default: 1000000.000
This setting specifies the "max." value used in deadband calculations. The scaling of this setting is the same as used by
<LDName>/GGIO4.AnIn01.instMag.f. This setting is stored as an IEEE 754 / IEC 60559 floating point number. Because of
the large range of this setting, not all possible values can be stored. Some values are rounded to the closest possible
floating point number.
File transfer by IEC 61850
The L30 supports file transfer by IEC 61850. The approach is as follows, using the SISCO AX-S4 61850 client software as an
example.
1.
In the AX-S4 61850 Explorer window, click the Tools menu and access the SISCO File Transfer Utility.
2.
Select the Remote AR Name from the drop-down list. Available files appear in the File Specification area on the right
side of the window.
3.
With the Copy option active, select a file to transfer and click the Go button. The file is copied and displays in the Local
list on the left side of the window.
4.
Repeat the process to transfer any other files.
L30 LINE CURRENT DIFFERENTIAL SYSTEM – INSTRUCTION MANUAL
. The deadband is used to determine when to update the
ANALOG IN 1 VALUE
PRODUCT SETUP
and
ANALOG IN 1 MAX
ANALOG IN
5-99
5

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