DO name
DO type
DA name
FC
T
Signal
Mon/C
md
Description
DifAlm
v1SPS
stVal
ST
-
IDALARM
Mon
Alarm for sustained diff currents in
all three phases
q
ST
-
IDALARM
Mon
Quality: Alarm for sustained diff
currents in all three phases
t
ST
-
IDALARM
Mon
Timestamp: Alarm for sustained
diff currents in all three phases
7.5.1.2
Transformer differential protection, three winding T3WPDIF
LN type
LN prefix LN class Function block name
T3WPDIF (revision 1) T3W
PDIF
T3WPDIF
Table 12:
T3WPDIF Logical node data
DO name
DO type
DA name
FC
T
Signal
Mon/C
md
Description
Str
aACD
general
ST
-
START
Mon
Common start signal from any
phase
phsA
ST
-
STL1
Mon
Start signal from phase L1
phsB
ST
-
STL2
Mon
Start signal from phase L2
phsC
ST
-
STL3
Mon
Start signal from phase L3
q
ST
-
START
Mon
Quality: Common start signal from
any phase
t
ST
-
START
Mon
Timestamp: Common start signal
from any phase
Mod
aINC
Oper.ctlVal
CO
-
Mod
Cmd
Mode parameter
Oper.origin.orCat
CO
-
Mod
Cmd
Mode parameter
Oper.origin.orIdent
CO
-
Mod
Cmd
Mode parameter
Oper.ctlNum
CO
-
Mod
Cmd
Mode parameter
Oper.T
CO
-
Mod
Cmd
Mode parameter
Oper.Test
CO
-
Mod
Cmd
Mode parameter
Oper.Check
CO
-
Mod
Cmd
Mode parameter
stVal
ST
-
-
Mon
Mode status parameter for 61850
q
ST
-
-
Mon
Quality: Mode status parameter for
61850
t
ST
-
-
Mon
Timestamp: Mode status
parameter for 61850
Beh
aINS
stVal
ST
-
Beh
Mon
Behaviour parameter
q
ST
-
Beh
Mon
Quality: Behaviour parameter
t
ST
-
Beh
Mon
Timestamp: Behaviour parameter
Op
bACT
general
ST
T
TRIP
Mon
General, common trip signal
q
ST
T
TRIP
Mon
Quality: General, common trip
signal
Table continues on next page
Section 7
1MRK 511 349-UEN -
Logical node data model
90
670 series 2.1 IEC
Communication protocol manual