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GlobalBaseSel: Selects the global base value group used by the function to define (IBase), (VBase)
and (
SBase).
SummationType: Summation type (Group 1 + Group 2, Group 1 - Group 2, Group 2 - Group 1 or –
(Group 1 + Group 2)).
DFTReference: The reference DFT block (InternalDFT Ref,DFTRefGrp1 or External DFT ref) .
FreqMeasMinVal: The minimum value of the voltage for which the frequency is calculated,
expressed as percent of
VBase (for each instance x).
15.11
Global base values GBASVAL
GUID-2FDB0A2C-10FE-4954-B6E4-9DA2EEEF1668 v1
15.11.1
Identification
GUID-0D5405BE-E669-44C8-A208-3A4C86D39115 v2
Function description
IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Global base values
GBASVAL
-
-
15.11.2
Application
GUID-D58ECA9A-9771-443D-BF84-8EF582A346BF v2
Global base values function (GBASVAL) is used to provide global values, common for all applicable
functions within the IED. One set of global values consists of values for current, voltage and
apparent power and it is possible to have six different sets.
This is an advantage since all applicable functions in the IED use a single source of base values.
This facilitates consistency throughout the IED and also facilitates a single point for updating
values when necessary.
Each applicable function in the IED has a parameter,
GlobalBaseSel, defining one out of the six sets
of GBASVAL functions.
15.11.3
Setting guidelines
GUID-E3F5D754-BD17-4729-895B-957A09C2AC75 v2
VBase: Phase-to-phase voltage value to be used as a base value for applicable functions
throughout the IED.
IBase: Phase current value to be used as a base value for applicable functions throughout the IED.
SBase: Standard apparent power value to be used as a base value for applicable functions
throughout the IED, typically
SBase=√3·VBase·IBase.
1MRK 505 287-UUS B
Section 15
Basic IED functions
Busbar protection REB650
235
Application manual
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