ABB ret650 - Page 340

Name Type Description
ULOW BOOLEAN Busbar voltage below the set limit
voltBusbMinLimit
UBLK BOOLEAN Busbar voltage below the set limit
voltBusbBlockLimit
HOURHUNT BOOLEAN Number of commands within the latest hour
exceeded maximum level
DAYHUNT BOOLEAN Number of commands within the last 24 hours
exceeded maximum level
HUNTING BOOLEAN Number of commands in opposite direction
exceeded maximum level
SINGLE BOOLEAN Transformer operates in single mode
PARALLEL BOOLEAN Transformer operates in parallel mode
TIMERON BOOLEAN Raise or lower command to the tap activated
ADAPT BOOLEAN Transformer is adapting
TOTBLK BOOLEAN Block of auto and manual commands
AUTOBLK BOOLEAN Block of auto commands
MASTER BOOLEAN Transformer is master
FOLLOWER BOOLEAN This transformer is follower
MFERR BOOLEAN Number of masters is different from one
OUTOFPOS BOOLEAN Difference in tap positions exceeded the set limit
UGTUPPDB BOOLEAN Voltage greater than deadband-high, ULOWER
command to come
ULTLOWDB BOOLEAN Voltage lower than deadband-low, URAISE
command to come
COMMERR BOOLEAN Communication error
ICIRC BOOLEAN Block from high circulating current
TRFDISC BOOLEAN Transformer is disconnected
VTALARM BOOLEAN VT supervision alarm
T1PG BOOLEAN Transformer 1 included in parallel group
T2PG BOOLEAN Transformer 2 included in parallel group
T3PG BOOLEAN Transformer 3 included in parallel group
T4PG BOOLEAN Transformer 4 included in parallel group
Section 12 1MRK 504 135-UEN A
Control
334
Technical manual