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