
B-40
8 SERIES PROTECTIVE RELAY PLATFORM – COMMUNICATIONS GUIDE
MICS
CHAPTER B: IEC 61850 IMPLEMENTATION DETAILS
3 COMMON DATA CLASS
The tables in this section use the following abbreviations:
•
M: Data is mandatory in the IEC 61850-7-4.
•
O: Data is optional in the IEC 61850-7-4 and is used in the device.
•
C: Data is conditional in the IEC 61850-7-4 and is used in the device.
•
GC_1: At least one of the attributes shall be present for a given instance of DataObject/
SubDataObject.
•
GC_2: All or none of the data attributes belonging to the same group (n) shall be
present for a given instance of DataObject/SubDataObject.
•
AC_CO_M: The attribute is mandatory, if the controllable status class supports control.
•
AC_CO_O: The attribute is optional, if the controllable status class supports control.
•
AC_ST: The attribute is mandatory, if the controllable status class supports status
information.
•
AC_LN0_M: The attribute shall be present if the data NamPlt belongs to LLN0.
3.1 Common data class specifications for status information
3.1.1 Single Point Status (SPS)
MotLoad
MV_1
O
MotCurrUnb
MV_1
O
ThModBsdLoad
MV_1
O
FltdMotLoad
MV_1
O
FltdRMSCurA
MV_1
O
FltdRMSCurB
MV_1
O
FltdRMSCurC
MV_1
O
FltdMagCurA
MV_1
O
FltdMagCurB
MV_1
O
FltdMagCurC
MV_1
O
SPS_0
Attribute Name Attribute Type
FC
TrgOp
Value/Value Range
M/O/C
DataAttribute
status
stVal
Boolean
ST
dchg
M
q
BVstring13
ST
qchg
M
t
Utctime
ST
M
configuration, description and extension
d
Vstring255
DC
O
SPS_1
Attribute Name Attribute Type
FC
TrgOp
Value/Value Range
M/O/C
DataAttribute
status
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