
3.6.8
Input status
Neutral Tap
Indicates neutral position contact input is closed.
Counter
Indicates operation counter contact input is closed.
Non-Sequential
Indicates Non
‑
sequential contact input is closed. Tapchanger control blocks raise or lower
operation on a sustained closed contact.
Motor Seal-In
Indicates when motor power is applied.
Voltage Reduction 1
Indicates Step 1 Voltage Reduction contact output is closed.
Voltage Reduction 2
Indicates Step 2 Voltage Reduction contact output is closed.
SCADA Cutout
Indicates SCADA (switch) input is closed. Tapchanger control blocks remote Raise or
Lower operation.
3.6.9
Output status
Raise
Indicates when a Tap Raise output is active. Limited by tap Block Raise setpoint and tap
position limit settings.
Lower
Indicates when a Tap Lower output is active. Limited by tap Block Lower setpoint and tap
position limit settings.
Programmable Alarm
Indicates when a Programmable Alarm condition is true.
Motor Seal-In
Indicates when a Motor Seal-In Output is active.
Section 3
1VAC388793-MB A
Operation
72
TCC300
User Manual
Содержание TCC300
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