CHAPTER B: IEC 61850 IMPLEMENTATION DETAILS
MICS
8 SERIES PROTECTIVE RELAY PLATFORM – COMMUNICATIONS GUIDE
B-37
2.8 Logical Nodes for instrument transformers and sensors. LN Group: T
2.8.1 TVTR
TVTR: Voltage transformer
2.9 Logical Nodes for switchgear. LN Group: X
2.9.1 XCBR (Circuit breaker)
XCBR: circuit breaker
2.9.2 XSWI (Circuit Switch)
XSWI: circuit breaker (850)
TVTR class
Attribute Name
Attr.
Type
Explanation
M/O
Notes
TVTR
Voltage transformer
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
Status Information
FuFail
SPS_0
Fuse failure
O
XCBR class
Attribute Name
Attr.
Type
Explanation
M/O
Notes
XCBR
Circuit breaker
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
Loc
SPS_0
Local operation
M
Local / Remote
OpCnt
INS_0
Operation counter
M
Breaker openings
Controls
Pos
DPC_0
Switch position
M
Breaker open, close
BlkOpn
SPC_1
Block opening
M
Virtual output
BlkClr
SPC_1
Block closing
M
Virtual output
Status information
CBOpCap
ENS_2
Circuit breaker operating
capability
M
(BKR Openings Cnt -
BREAKER Openings)*2
XSWI class
Attribute Name
Attr.
Type
Explanation
M/O
Notes
XSWI_0
Circuit switch