Circuit Breaker Status - ABB REB650 Technical Manual
Relion 650 series busbar protection
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- Applications manual (322 pages) ,
- Manual (96 pages) ,
- Technical manual (436 pages)
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1MRK 505 277-UUS C
12.17.7.1
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 128:
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
Circuit
breaker
status
Operation
monitoring
Breaker
contact
travel time
Operation
counter
Accumula-
ted energy
Breaker
life time
Spring
charge
indication
Gas
pressure
supervision
Section 12
Monitoring
CBOPEN
52a
CBINVPOS
NOOPRALM
TRVTOAL
TRVTCAL
OPRALM
OPRLOALM
IACCALM
IACCLOAL
CBLIFEAL
SPRCHRAL
PRESALM
PRELO
323
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