CHAPTER B: IEC 61850 IMPLEMENTATION DETAILS MICS
8 SERIES PROTECTIVE RELAY PLATFORM – COMMUNICATIONS GUIDE B-21
2.4 Logical Nodes for protection related functions. LN Group: R
2.4.1 RDIR (Directional element)
phsRDIR: Phase directional overcurrent
ndRDIR: Neutral directional element
gndRDIR: Ground directional element (845, 850, 889)
ngseqRDIR: Negative sequence directional element (850,889)
hseRDIR: ground directional overcurrent (850, 889)
RDIR class
Attribute Name Attr. Type Explanation M/O Notes
PhsRDIR Directional Element
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
Dir ACD_0 Direction M
Op ACT_3 Operate O
RDIR class
Attribute Name Attr. Type Explanation M/O Notes
ndRDIR/
gndRDIR
Directional Element
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
Dir ACD_1 Direction M
Op ACT_4 Operate O
RDIR class
Attribute Name Attr. Type Explanation M/O Notes
ngseqRDIR/
hseRDIR
Directional Element
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