ABB RED650 - Monitored Data; Operation Principle

15.4.6 Monitored data
PID-3267-MONITOREDDATA v7
Table 391: SSCBR Monitored data
Name
Type Values (Range) Unit Description
TTRVOP REAL - ms Travel time of the CB
during opening operation
TTRVCL REAL - ms Travel time of the CB
during closing operation
NOOPER INTEGER - - Number of CB operation
cycle
CBLIFEPH INTEGER - - CB Remaining life of
respective phase
INADAYS INTEGER - - The number of days CB
has been inactive
IPOWPH REAL - - Accumulated
I^CurrExponent
integrated over CB open
travel time
SPCHT
REAL - s The charging time of the
CB spring
15.4.7 Operation principle
GUID-3902D69C-1858-40DD-AD63-C33C381697BA v12
The breaker monitoring function includes metering and monitoring subfunctions.
The subfunctions can be enabled and disabled with the Operation setting. The
corresponding parameter values are On and Off.
The operation of the subfunctions is described by the module diagram as shown in
figure
268. All the modules in the diagram are explained in subsequent sections.
1MRK 505 394-UEN A Section 15
Monitoring
Line differential protection RED650 2.2 IEC 543
Technical manual