CHAPTER 3: IEC 61850 COMMUNICATION
MODEL IMPLEMENTATION CONFORMANCE STATEMENT (MICS)
UR FAMILY – COMMUNICATIONS GUIDE
3-75
3
Table 3-67: Negative sequence directional overcurrent data objects
3.5.2.39 Negative sequence instantaneous overcurrent (NegIoc)
This element is instantiated in the following products: C70, D30, D60, F35, F60, L30, L60, L90, T60.
Table 3-68: Negative sequence instantaneous overcurrent
3.5.2.40 Negative sequence overvoltage (NegOv)
This element is instantiated in the following products: C70, D30, D60, F60, G30, G60, L30, L60, M60, T60.
Table 3-69: Negative sequence overvoltage data objects
LNName: NegDocRDIR#
LDevice inst: Prot
UR element: Negative sequence Directional Overcurrent element #
data obj. data attribute
Type
FC UR Name
Description
R/W/C
Dir
ACD
NEG DIR OC# FWD or NEG DIR OC# REV
operands, which becomes On when
Negative sequence directional
overcurrent is flowing in either forward or
reverse direction respectively
R
general
BOOLEAN
ST logical OR of operands NEG DIR
OC# FWD and NEG DIR OC# REV
R
dirGeneral
ENUMERATED
ST
1 for forward 2 for backward 0 for none 3
for both
R
FwdOp
SPS
NEG SEQ DIR OC# FWD operand
R
stVal
BOOLEAN
ST NEG SEQ DIR OC# FWD
R
RvOp
SPS
NEG SEQ DIR OC# REV operand
R
stVal
BOOLEAN
ST NEG SEQ DIR OC# REV
R
BlkRef
γ
ORG
NEG SEQ DIR OC# BLOCK setting for
setting group
γ
.
R
setSrcRef
ObjectReference SP NEG SEQ DIR OC# BLOCK for
group
γ
.
reference to the data attribute to input
R/C
setSrcCB
ObjectReference SP
source GoCB of input if via GOOSE
R/C
LNName: NegIocPIOC#
LDevice inst: Prot
UR element: Negative sequence Instantaneous Overcurrent element #
data obj. data attribute
Type
FC UR Name
Description
R/W/C
Str
ACD
NEG SEQ IOC# PKP operand, which is
indicates Op will operate when delay
expires.
R
general
BOOLEAN
ST NEG SEQ IOC# PKP
R
dirGeneral
ENUMERATED
ST
0, the code for unknown.
R
Op
ACT
NEG SEQ IOC# OP operand
R
general
BOOLEAN
ST NEG SEQ IOC# OP
R
Dpo
SPS
NEG SEQ IOC# DPO operand
R
stVal
BOOLEAN
ST NEG SEQ IOC# DPO
R
BlkRef
γ
1
ORG
NEG SEQ IOC# BLOCK setting in setting
group
γ
.
R
setSrcRef
ObjectReference SP NEG SEQ IOC# BLOCK.
reference to the data attribute to input
R/C
setSrcCB
ObjectReference SP
source GoCB of input if via GOOSE
R/C
LNName: NegOvPTOV#
LDevice inst: Prot
UR element: Negative Sequence Overvoltage element # functions
data obj. data attribute
Type
FC UR Name
Description
R/W/C
Str
ACD
NEG SEQ OV # PKP operands (including
individual three phases)
R
general
BOOLEAN
ST NEG SEQ # PKP
R
dirGeneral
ENUMERATED
ST
0, the code for unknown. It is unknown as
the element is non-directional
R
Op
ACT
NEG SEQ OV # OP operand (including
individual three phases)
R
general
BOOLEAN
ST NEG SEQ OV # OP
R