CHAPTER B: IEC 61850 IMPLEMENTATION DETAILS
MICS
8 SERIES PROTECTIVE RELAY PLATFORM – COMMUNICATIONS GUIDE
B-45
(889)
3.2 Common data class specifications for measurand information
3.2.1 Measured Value (MV)
ACD_3
Attribute Name Attribute Type
FC
TrgOp
Value/Value Range
M/O/C
DataAttribute
control and status
general
Boolean
ST
dchg
M
dirGeneral
Enumerated
(Byte)
ST
dchg
unknown | forward |
backward | both
M
q
Bvstring13
ST
qchg
M
t
Utctime
ST
M
configuration, description and extension
d
Vstring255
DC
O
dataNs
Vstring255
EX
M
MV_0
Attribute Name Attribute Type
FC
TrgOp
Value/Value Range
M/O/C
DataAttribute
measured attributes
instMag
FloatAnalogueValue
MX
------
O
f FLOAT32
GC_1
mag
FloatAnalogueValue
MX
dchg
M
f FLOAT32
GC_1
range
ENUMERATED(Byte)
MX
dchg
O
q
BVstring13
MX
qchg
M
t
Utctime
MX
M
configuration, description and extension
units
Unit
CF
O
SIUnit ENUMERATED(Byte)
M
Multiplier ENUMERATED(Byte)
O
db
INT32U
CF
O
zeroDb
INT32U
CF
O
rangeC
RangeConfig
CF
O
hhLim FloatAnalogueValue
f FLOAT32
GC_1
hlim FloatAnalogueValue
f FLOAT32
GC_1
lLim FloatAnalogueValue
f FLOAT32
GC_1
llLim FloatAnalogueValue
f FLOAT32
GC_1
min FloatAnalogueValue
f FLOAT32
GC_1
max FloatAnalogueValue