Alstom MiCOM P127 - Page 80

P12y/EN FT/D22 Technical Guide
User Guide
Page 78/108 MiCOM P125/P126/P127
Block1 tBrk. Cond
No
Enables/disables Blocking Logic 1 of the Broken
Conductor trip signal from locking on the level (logic
state 1) of logic input "Blk log".
Setting choice: Yes, No
4.6.3.3 Additional Blocking Logic Menu Points for P127
Block1 tU>
No
Enables/disables Blocking Logic 1 of the first trip
threshold for overvoltage from locking on the level
(logic state 1) of logic input "Blk Log".
Setting choice: Yes, No
Block1 tU>>
No
Enables/disables Blocking Logic 1 of the second trip
threshold for overvoltage from locking on the level
(logic state 1) of logic input "Blk Log".
Setting choice: Yes, No
Block1 tU<
No
Enables/disables Blocking Logic 1 of the first trip
threshold for undervoltage from locking on the level
(logic state 1) of logic input "Blk Log".
Setting choice: Yes, No
Block1 tU<<
No
Enables/disables Blocking Logic 1 of the second trip
threshold undervoltage from locking on the level (logic
state 1) of logic input "Blk Log".
Setting choice: Yes, No