Name Type Default Description
SPRCHRGN BOOLEAN 0 CB spring charging started input
SPRCHRGD BOOLEAN 0 CB spring charged input
CBCNTRST BOOLEAN 0 Reset input for CB remaining life and operation counter
IACCRST BOOLEAN 0 Reset accumulated currents power
SPCHTRST BOOLEAN 0 Reset spring charge time
TRVTRST BOOLEAN 0 Reset travel time
Table 265: SSCBR Output signals
Name Type Description
TRVTOAL BOOLEAN CB open travel time exceeded set value
TRVTCAL BOOLEAN CB close travel time exceeded set value
SPRCHRAL BOOLEAN Spring charging time has crossed the set value
OPRALM BOOLEAN Number of CB operations exceeds alarm limit
OPRLOALM BOOLEAN Number of CB operations exceeds lockout limit
IACCALM BOOLEAN Accumulated currents power (Iyt),exceeded alarm limit
IACCLOAL BOOLEAN Accumulated currents power (Iyt),exceeded lockout
limit
CBLIFEAL BOOLEAN Remaining life of CB exceeded alarm limit
NOOPRALM BOOLEAN CB 'not operated for long time' alarm
PRESALM BOOLEAN Pressure below alarm level
PRESLO BOOLEAN Pressure below lockout level
CBOPEN BOOLEAN CB is in open position
CBINVPOS BOOLEAN CB is in intermediate position
52a BOOLEAN CB is in closed position
12.17.5 Settings
Table 266: SSCBR Non group settings (basic)
Name
Values (Range) Unit Step Default Description
Operation Disabled
Enabled
- - Enabled Disable/Enable Operation
AccDisLevel 5.00 - 500.00 A 0.01 10.00 RMS current setting below which energy
accumulation stops
CurrExp 0.00 - 2.00 - 0.01 2.00 Current exponent setting for energy calculation
RatedFaultCurr 500.00 - 75000.00 A 0.01 5000.00 Rated fault current of the breaker
RatedOpCurr 100.00 - 5000.00 A 0.01 1000.00 Rated operating current of the breaker
Table continues on next page
Section 12 1MRK 505 277-UUS C
Monitoring
320
Technical Manual
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