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
Summary of Contents for ret650
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