P44x/EN AP/E33
Application Notes
Page 158/220
MiCOM P441/P442 & P444
The above counters may be reset to zero, for example, following a maintenance inspection
and overhaul.
The following table, detailing the options available for the CB condition monitoring, is taken
from the relay menu. It includes the setup of the current broken facility and those features
which can be set to raise an alarm or CB lockout.
Menu text
Default setting
Setting range
Step size
Min
Max
CB MONITOR SETUP
Default
Min
Max
Step
Broken I^
2
1
2
0.1
I^ Maintenance
Alarm Disabled
Alarm Disabled, Alarm Enabled
I^ Maintenance
1000In^
1In^ 25000In^
1In^
I^ Lockout
Alarm Disabled
Alarm Disabled, Alarm Enabled
I^ Lockout
2000In^
1In^ 25000In^
1In^
N° CB Ops Maint
Alarm Disabled
Alarm Disabled, Alarm Enabled
N° CB Ops Maint
10
1
10000
1
N° CB Ops Lock
Alarm Disabled
Alarm Disabled, Alarm Enabled
N° CB Ops Lock
20
1
10000
1
CB Time Maint
Alarm Disabled
Alarm Disabled, Alarm Enabled
CB Time Maint
0.1s
0.005s
0.5s
0.001s
CB Time Lockout
Alarm Disabled
Alarm Disabled, Alarm Enabled
CB Time Lockout
0.2s
0.005s
0.5s
0.001s
Fault Freq Lock
Alarm Disabled
Alarm Disabled, Alarm Enabled
Fault Freq Count
10
0
9999
1
Fault Freq Time
3600s
0
9999s
1s
The circuit breaker condition monitoring counters will be updated every time the relay issues
a trip command.One counter is incremented by phase,.the highest counter value is
compared to two thresholds values settable (value n):
Summary of Contents for MiCOM P441
Page 1: ...MiCOM P441 P442 P444 Numerical Distance Protection VC2 x Technical Guide P44x EN T E44...
Page 2: ......
Page 4: ...P44x EN T E44 Technical Guide Page 2 2 MiCOM P441 P442 P444 BLANK PAGE...
Page 5: ...Pxxxx EN SS C11 SAFETY SECTION...
Page 6: ......
Page 8: ...Pxxxx EN SS C11 Page 2 10 Safety Section BLANK PAGE...
Page 17: ...Update Documentation P44x EN AD E44 MiCOM P441 P442 P444 UPDATE DOCUMENTATION VERSION C2 X...
Page 18: ......
Page 22: ...P44x EN AD E44 Update Documentation Page 4 82 MiCOM P441 P442 P444 BLANK PAGE...
Page 23: ...Update Documentation P44x EN AD E44 MiCOM P441 P442 P444 Page 5 82 P44X EN IT E33 INTRODUCTION...
Page 24: ......
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Page 44: ......
Page 96: ...P44x EN AD E44 Update Documentation Page 78 82 MiCOM P441 P442 P444 BLANK PAGE...
Page 98: ......
Page 100: ...P44x EN AD E44 Update Documentation Page 82 82 MiCOM P441 P442 P444 BLANK PAGE...
Page 101: ...Introduction P44x EN IT E33 MiCOM P441 P442 P444 INTRODUCTION...
Page 102: ......
Page 104: ...P44x EN IT E33 Introduction Page 2 24 MiCOM P441 P442 P444 BLANK PAGE...
Page 127: ...Relay Description P44x EN HW E33 MiCOM P441 P442 P444 RELAY DESCRIPTION...
Page 128: ......
Page 132: ...P44x EN HW E33 Relay Description Page 4 44 MiCOM P441 P442 P444 BLANK PAGE...
Page 152: ...P44x EN HW E33 Relay Description Page 24 44 MiCOM P441 P442 P444 Example isolated AC fault...
Page 153: ...Relay Description P44x EN HW E33 MiCOM P441 P442 P444 Page 25 44...
Page 173: ...Application Notes P44x EN AP E33 MiCOM P441 P442 P444 APPLICATION NOTES...
Page 174: ......
Page 180: ...P44x EN AP E33 Application Notes Page 6 220 MiCOM P441 P442 P444 BLANK PAGE...
Page 357: ...Application Notes P44x EN AP E33 MiCOM P441 P442 P444 Page 183 220...
Page 364: ...P44x EN AP E33 Application Notes Page 190 220 MiCOM P441 P442 P444 BLANK PAGE...
Page 394: ...P44x EN AP E33 Application Notes Page 220 220 MiCOM P441 P442 P444 BLANK PAGE...
Page 395: ...Technical Data P44x EN TD E33 MiCOM P441 P442 P444 TECHNICAL DATA...
Page 396: ......
Page 400: ...P44x EN TD E33 Technical Data Page 4 30 MiCOM P441 P442 P444 BLANK PAGE...
Page 427: ...Installation P44x EN IN E33 MiCOM P441 P442 P444 INSTALLATION...
Page 428: ......
Page 430: ...P44x EN IN E33 Installation Page 2 10 MiCOM P441 P442 P444 BLANK PAGE...
Page 438: ...P44x EN IN E33 Installation Page 10 10 MiCOM P441 P442 P444 BLANK PAGE...
Page 439: ...Commissioning P44x EN CM E33 MiCOM P441 P442 P444 COMMISSIONING...
Page 440: ......
Page 494: ...P44x EN CM E33 Commissioning Page 54 54 MiCOM P441 P442 P444 BLANK PAGE...
Page 496: ......
Page 498: ...P44x EN RS E33 Commissioning Test Record Sheets Page 2 10 MiCOM P441 P442 P444 BLANK PAGE...
Page 507: ...Connection Diagrams P44x EN CO E33 MiCOM P441 P442 P444 CONNECTION DIAGRAMS...
Page 508: ......
Page 510: ...P44x EN CO E33 Connection Diagrams Page 2 12 MiCOM P441 P442 P444 BLANK PAGE...
Page 520: ...P44x EN CO E33 Connection Diagrams Page 12 12 MiCOM P441 P442 P444 BLANK PAGE...
Page 521: ...Courrier Data Base P44x EN GC E44 MiCOM P441 P442 P444 CONFIGURATION MAPPING...
Page 610: ...Courier Data Base P44x EN GC E44 MiCOM P441 P442 P444 DEFAULT PROGRAMMABLE SCHEME LOGIC PSL...
Page 615: ...Menu Content Tables P44x EN HI E44 MiCOM P441 P442 P444 MENU CONTENT TABLES...
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Page 634: ...P44x EN VC E44 Hardware Software Version Page 8 8 MiCOM P441 P442 P444 BLANK PAGE...
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