ABB Relion REG670, Technical Manual

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Table 438: TCLYLTC Output signals
Name Type Description
URAISE BOOLEAN Raise voltage command to tap changer
ULOWER BOOLEAN Lower voltage command to tap changer
HIPOSAL BOOLEAN Alarm for tap in highest volt position
LOPOSAL BOOLEAN Alarm for tap in lowest volt position
POSERRAL BOOLEAN Alarm that indicates a problem with the position
indication
CMDERRAL BOOLEAN Alarm for a command without an expected position
change
TCERRAL BOOLEAN Alarm for none or illegal tap position change
POSOUT BOOLEAN Tap position outside min and max position
CONVERR BOOLEAN General tap position conversion error
NEWPOS BOOLEAN A new tap position is reported, 1 sec pulse
HIDIFPOS BOOLEAN Tap position has changed more than one position
INVALPOS BOOLEAN Last position change was an invalid change
CNT_VAL INTEGER Number of operations on tap changer
TCPOS INTEGER Integer value corresponding to actual tap position
YLTCOUT GROUP SIGNAL Group connection to ATCCIN
Table 439: VCTRRCV Input signals
Name Type Default Description
BLOCK BOOLEAN 0 Block of function
Table 440: VCTRRCV Output signals
Name Type Description
VCTR_REC GROUP SIGNAL Received data from horizontal communication
COMVALID BOOLEAN Communication is valid
DATVALID BOOLEAN Data valid
14.4.7 Settings
Table 441: TCMYLTC Group settings (basic)
Name Values (Range) Unit Step Default Description
Operation Off
On
- - Off Operation Off / On
tTCTimeout 1 - 120 s 1 5 Tap changer constant time-out
tPulseDur 0.5 - 10.0 s 0.1 1.5 Raise/lower command output pulse
duration
Section 14
1MRK502052-UEN B
Control
756
Technical manual