Alstom MiCOM P546 - 1.4.10 Opto configuration

Settings P54x/EN ST/La4
MiCOM P543, P544, P545, P546
(ST) 4-87
ST
etting range S
Menu text Default setting
Min. Max.
Step size
No C t. B Ops. Main 10 1 10000 1
Sets the threshold for num
when preventative mai
ber of circuit breaker operations maintenance alarm, indicating
ntenance is due.
No CB Ops. Lock Alarm Disabled Alarm Disabled or Alarm Enabled
Setting to activate the number of circuit breaker operations lockout alarm.
No CB Ops. Lock 20 1 1 0000 1
Sets the threshold for number of circuit breaker operations lockout. The relay can be s
to lockout the auto-reclos
et
e function on reaching a second operations threshold.
CB Time Maint. Alarm Disabled Alarm Disabled nableor Alarm E d
Setting to activate the circuit breaker operating time maintenance alarm.
CB Time Maint. 0.1 s 0.005 s 0.5 s 0.001 s
Setting for the circuit op reshold w specified erating time th hich is set in relation to the
interrupting time of the circuit breaker.
CB Time Lockout Alarm Disabled Alarm Disabled or Alarm Enabled
Setting to activate the c reaker operating time lockout alarircuit b m.
CB Time Lockout 0.2 s 0.005 s 0.5 s 0.001 s
Setting for the circuit breaker operating time threshold which is set in relation to the
specified interrupting time of the circuit breaker. The relay can be set to lockout the
n on a second opeauto-reclose functio reaching rations threshold.
Fault Freq. Lock Alarm Disabled Alarm Disabled or Alarm Enabled
Enables the excessive fault frequency alarm.
Fault Freq. Count 10 1 9999 1
Sets a circuit breaker fr rations count nitors the number of operations equent ope er that mo
over a set time period.
Fault Freq. Time 3600 s 0 s 9999 s 1 s
Sets the time period over which the circuit breaker operations are to be monitored. Should
t
ised. Excessive fa need
aintenance attent
the set number of rip operations be accumulated within this time period, an alarm can be
ra ult frequency/trips can be used to indicate that the circuit may
m ion (e.g. Tree-felling or insulator cleaning).
1.4.10 Opto configuration
Setting range
Menu text Default setting
Min. Max.
Step size
OPTO CONFIG.
Global Nominal V 24 - 27
24 - 27, 30 - 34, 48 - 54, 110 - 125,
220 - 250, Custom
Sets the nominal battery voltage for all opto inputs by selecting one of the five standard
ratings in the Global Nominal V settings. If Custom is selected then each opto input can
individually be set to a nominal voltage value.
Opto Input 1 24 - 27
24 - 27, 30 - 34, 48 - 54, 110 - 125,
220 - 250
Each opto input can individually be set to a nominal voltage value if custom is selected for
the global setting.