F.18
SEL-700G Relay
Instruction Manual
Date Code 20170814
IEC 61850 Communications
Logical Nodes
Logical Nodes
The following tables, Table F.16 through Table F.20, show the Logical Nodes
(LN) supported in the SEL-700G and the associated Relay Word bits or
measured quantities. Table F.16 shows the LN associated with protection
elements defined as Logical Device PRO.
Measured and Metered Values
Pos
DPC
Switch position
M
BlkOpn
SPC
Block opening
M
BlkCls
SPC
Block closing
M
a
Transient data objects–the status of data objects with this designation is momentary and
must be logged or reported to provide evidence of their momentary state.
b
M: Mandatory, O: Optional, C: Conditional; E: Extension.
Table F.15
Circuit Breaker Logical Node Class Definition
(Sheet 2 of 2)
Data Object
Name
Common
Data
Class
Explanation
T
a
M/O/C/E
b
Table F.16
Logical Device: PRO (Protection)
(Sheet 1 of 11)
Logical Node
Attribute
Data Source
Comment
Functional Constraint = CO
BXCSWI1
Pos.Oper.ctlVal
CCX
a
Close Breaker X
BYCSWI2
Pos.Oper.ctlVal
CCY
a
Close Breaker Y
Functional Constraint = DC
DevIDLPHD1
PhyNam.model
PARTNO
Part number
Functional Constraint = ST
b
A49PTTR1
Op.general
49A
Thermal alarm
BXCSWI1
OpCls.general
CCX
Close Breaker X
BXCSWI1
OpOpn.general
OCX
Open Breaker X
BXCSWI1
Pos.stVal
52AX?1:2
c
Breaker X position (52A = false, breaker opened; 52A = true, breaker
closed)
BXRBRF1
OpEx.general
BFTX
52X breaker failure trip
BXRBRF1
Str.general
BFIX
52X breaker failure initiation asserted
BXXCBR1
BlkCls.stVal
0
Breaker close blocking not configured by default
BXXCBR1
BlkOpn.stVal
0
Breaker open blocking not configured by default
BXXCBR1
CBOpCap.stVal
None
Breaker/Contactor physical operation capabilities not known to relay
BXXCBR1
Loc.stVal
0
Breaker/Contactor local control status not configured by default
BXXCBR1
OpCnt.stVal
INTTX
X breaker—relay initiated trips counter
BXXCBR1
OpCntEx.stVal
EXTTX
X breaker—external initiated trips counter
BXXCBR1
Pos.stVal
52AX?1:2
c
Breaker X position (52A = false, breaker opened; 52A = true, breaker
closed)
BYCSWI2
OpCls.general
CCY
Close Breaker Y
BYCSWI2
OpOpn.general
OCY
Open Breaker Y
Содержание SEL-700G Series
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