CHAPTER B: IEC 61850 IMPLEMENTATION DETAILS
MICS
8 SERIES PROTECTIVE RELAY PLATFORM – COMMUNICATIONS GUIDE
B-35
FastUFMMXU: Fast Underfrequency Metering (850)
2.7.2 MSQI Sequence and Imbalance
MSQI: Sequence and Imbalance (850, 869)
MSQI1: Sequence and imbalance (845-Slot J, 889-Slot J)
K_MSQI: Sequence and imbalance (889)
Beh
ENS_0
Behavior
M
Health
ENS_1
Health
M
NamPlt
LPL_1
Name plate
M
Measured values
CTS1SymImin
MV_1
CTS1 Symmetric Min.
Current
O
CTS1SymImax
MV_1
CTS1 Symmetric Max.
Current
O
CTS1SymQuot
MV_1
CTS1 Symmetric Quotient O
CTS1DiffCur
MV_1
CTS1 Differential Current O
CTS2SymImin
MV_1
CTS2 Symmetric Min.
Current
O
CTS2SymImax
MV_1
CTS2 Symmetric Max.
Current
O
CTS2SymQuot
MV_1
CTS2 Symmetric Quotient O
CTS2DiffCur
MV_1
CTS2 Differential Current O
CTS3SymImin
MV_1
CTS3 Symmetric Min.
Current
O
CTS3SymImax
MV_1
CTS3 Symmetric Max.
Current
O
CTS3SymQuot
MV_1
CTS3 Symmetric Quotient O
CTS3DiffCur
MV_1
CTS3 Differential Current O
MMXU class
Attribute Name
Attr. Type Explanation
M/O
Notes
MMXU_FAST_UF
Measurement
Data
Common Logical Node Information
Mod
ENC_0
Mode
M
Beh
ENS_0
Behavior
M
Health
ENS_1
Health
M
NamPlt
LPL_1
Name plate
M
Measured values
Hz
MV_0
Line Frequency
O
HzRte
MV_1
Line Frequency
O
MSQI class
Attribute Name
Attr.
Type
Explanation
M/O/C
Notes
MSQI_1
Sequence and imbalance
Data
Common Logical Node Information
Mod
ENC_0
Mode
M
Beh
ENS_0
Behavior
M