Circuit Breaker Status - ABB Relion Technical Manual

1MRK 502 048-UUS A
14.17.7.1
Technical manual
POSCLOSE
POSOPEN
I_A
I_B
I3P
I_B
BLK_ALM
BLOCK
TRVTRST
IACCRST
CBCNTRST
SPRCHRGN
SPRCHRGD
TRVTRST
ALMPRES
LOPRES
GUID-FE21BBDC-57A6-425C-B22B-8E646C1BD932-ANSI V1 EN
Figure 265: Functional module diagram

Circuit breaker status

The circuit breaker status subfunction monitors the position of the circuit breaker, that is,
whether the breaker is in an open, closed or intermediate position. The operation of the
Circuit
breaker
status
Operation
monitoring
Breaker
contact
travel time
Operation
counter
Accumula-
ted energy
Breaker
life time
Spring
charge
indication
Gas
pressure
supervision
Section 14
Monitoring
CBOPEN
52a
CBINVPOS
NOOPRALM
TRVTOAL
TRVTCAL
OPRALM
OPRLOALM
IACCALM
IACCLOAL
CBLIFEAL
SPRCHRAL
PRESALM
PRELO
607