⎯ 294 ⎯
6 F 2 S 0 8 5 7
PTTR class
Attribute Name Attr. Type Explanation T M/O GRT100
LNName Shall be inherited from Logical-Node Class (see IEC 61850-7-2)
Data
Common Logical Node Information
LN shall inherit all Mandatory Data from Common Logical Node Class
M
OpCntRs INC Resetable operation counter O N
Measured Values
mp MV Current for thermal load model O N
Tmp MV Temperature for thermal load O N
TmpRl MV Relation between temperature and max. temperature O N
LodRsvAlm MV Load reserve to alarm O N
LodRsvTr MV Load reserve to trip O N
geRat MV
geing rate O N
Status Information
Str
CD Start O Y
Op
CT Operate T M Y
lmThm
CT Thermal Alarm O Y
TmTmpSt CSD
ctive curve characteristic O N
TmASt CSD
ctive curve characteristic O N
Settings
TmTmpCrv CURVE Characteristic Curve for temperature measurement O N
TmACrv CURVE Characteristic Curve for current measurement /Thermal model O N
TmpMax
SG Maximum allowed temperature O N
StrVal
SG Start Value O Y
OpDlTmms ING Operate Delay Time O N
MinOpTmms ING Minimum Operate Time O N
MaxOpTmms ING Maximum Operate Time O N
RsDlTmms ING Reset Delay Time O N
ConsTms ING Time constant of the thermal model O N
lmVal
SG
larm Value O N
PTUF class
Attribute Name Attr. Type Explanation T M/O GRT100
LNName Shall be inherited from Logical-Node Class (see IEC 61850-7-2)
Data
Common Logical Node Information
LN shall inherit all Mandatory Data from Common Logical Node Class
M
OpCntRs INC Resetable operation counter O N
Status Information
Str
CD Start M Y
Op
CT Operate T M Y
BlkV SPS Blocked because of voltage O Y
Settings
StrVal
SG Start Value (frequency) O Y
BlkVal
SG Voltage Block Value O Y
OpDlTmms ING Operate Delay Time O Y
RsDlTmms ING Reset Delay Time O N
