
CHAPTER B: IEC 61850 IMPLEMENTATION DETAILS
MICS
8 SERIES PROTECTIVE RELAY PLATFORM – COMMUNICATIONS GUIDE
B-7
ndPIOC: neutral IOC
gndPIOC: ground IOC (845/850/889), ground fault IOC (869)
hsePIOC: Sensitive Ground IOC (850/889)
jamPIOC: Mechanical Jam (869)
scPIOC: Short Circuit (869)
ngseqPIOC: Negative Sequence IOC (845/850/889)
InadvEnergPIOC: Inadvertent Energization (889)
PIOC class
Attribute Name
Attr. Type Explanation
M/O
Notes
ndPIOC/
gndPIOC/
hsePIOC/
jamPIOC/
scPIOC
Instantaneous
overcurrent
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
Str
ACD_1
Start
O
Op
ACT_1
Operate
M
PIOC class
Attribute Name
Attr. Type Explanation
M/O
Notes
NgSeqPIOC
Instantaneous
overcurrent
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
Str
ACD_2
Start
O
Neq Seq IOC PKP
Op
ACT_2
Operate
M
Neq Seq IOC OP
PIOC class
Attribute Name
Attr. Type Explanation
M/O
Notes
InadvEnergPIOC
Inadvertent Energization
Data
Common Logical Node Information
Mod
ENC_0
Mode
M
Beh
ENS_0
Behavior
M
Health
ENS_1
Health
M