ABB Relion 670 series - Page 897

Name Type Default Description
HORIZ2 GROUP
SIGNAL
- Group connection for horizontal communication from T2
HORIZ3 GROUP
SIGNAL
- Group connection for horizontal communication from T3
HORIZ4 GROUP
SIGNAL
- Group connection for horizontal communication from T4
HORIZ5 GROUP
SIGNAL
- Group connection for horizontal communication from T5
HORIZ6 GROUP
SIGNAL
- Group connection for horizontal communication from T6
HORIZ7 GROUP
SIGNAL
- Group connection for horizontal communication from T7
HORIZ8 GROUP
SIGNAL
- Group connection for horizontal communication from T8
PID-6559-OUTPUTSIGNALS v3
Table 522: TR8ATCC (90) Output signals
Name Type Description
ATCCOUT GROUP SIGNAL Group connection to horizontal communication and YLTCIN
MAN BOOLEAN The control is in manual mode
AUTO BOOLEAN Automatic control mode is active
IBLK BOOLEAN One phase current is above the settable limit
PGTFWD BOOLEAN Active power above the settable limit powerActiveForw
PLTREV BOOLEAN Active power below the settable limit powerActiveRev
QGTFWD BOOLEAN Reactive power above the settable limit powerReactiveForw
QLTREV BOOLEAN Reactive power below the settable limit powerReactiveRev
REVACBLK BOOLEAN Block caused by reversed action
VHIGH BOOLEAN Busbar voltage above the settable limit voltBusbMaxLimit
VLOW BOOLEAN Busbar voltage below the settable limit voltBusbMinLimit
VBLK BOOLEAN Busbar voltage below the settable limit voltBusbBlockLimit
HOURHUNT BOOLEAN Alarm for too many tap changer operations during the last hour
DAYHUNT BOOLEAN Alarm for too many tap changer operations during the last 24
hours
HUNTING BOOLEAN Alarm for too many contradictory tap changer operations within
the time sliding window
SINGLE BOOLEAN The transformer operates in single mode
PARALLEL BOOLEAN The transformer operates in parallel mode
TIMERON BOOLEAN Raise or lower command to the tap activated
HOMING BOOLEAN Transformer is in homing conditions
ADAPT BOOLEAN The transformer is adapting
TOTBLK BOOLEAN Block of auto and manual commands
AUTOBLK BOOLEAN Block of auto commands
Table continues on next page
1MRK 502 066-UUS B Section 14
Control
891
Technical manual