Table 38:
Remote Voltage Bias
Item
Description
Enable/Disable
Allows Remote Voltage Bias to be Enabled or
Disabled.
RVB Scale Factor
Allows a forward scale factor to be applied to the raw
value being supplied to the control from SCADA.
RVB Heartbeat Timer
The Heartbeat Timer is the refresh value of the
Internal Heartbeat. The remote voltage parameter
must be written to the control within the period
defined in the RVB Heartbeat Timer. If the timer
times out, the control reverts back to the normal
chosen regulating method using the bandcenter and
LDC settings.
Reverse RVB Scale Factor
Allows a reverse scale factor to be applied to the raw
value being supplied to the control from SCADA.
Table 39:
Run Through Neutral
Item
Description
Enable/Disable
Allows the Run Through Neutral feature to be
Enabled and Disabled.
Maximum Allowed Taps
The Maximum Allowed Tap setting provides a user
selectable limit for the number of taps that are
allowed to be taken to accomodate taking one tap
through neutral.
Tap Operations Between Runs
This setting is the number of operations the control
will count up to before allowing the Run Through
Neutral feature to operate if all pre-conditions are
met.
Maximum Load Current
The Run Through Neutral feature will not be allowed
to operate when the Maximum Load Current setting
is exceeded.
Maximum RTN Standby Operations
This setting provides the number of attempts to
exceed the RTN feature before the "RTN Fail to
Operate" Alarm is initiated.
Low Current Block
When enabled the control determines if Load Current is less than 4 mA coincident with
Tap Delta Voltage being less than .4 V AC. When these conditions exist the control will
initiate an alarm and block regulation.
Save Comm Block at Power Off
When the Auto/Manual Switch Type is set to "None" or "Toggle", the following
selections are available:
1VAC388793-MB A
Section 4
TCC600
TCC300
191
User Manual
Summary of Contents for TCC300
Page 1: ...Digital Tapchanger Control TCC300 User Manual ...
Page 2: ......
Page 3: ...Document ID 1VAC388793 MB Issued 2016 08 10 Revision A Copyright 2016 ABB All rights reserved ...
Page 26: ...20 ...
Page 34: ...28 ...
Page 91: ...1VAC388793 MB A Section 3 Operation TCC300 85 User Manual ...
Page 126: ...120 ...
Page 176: ...Section 4 1VAC388793 MB A TCC600 170 TCC300 User Manual ...
Page 260: ...254 ...
Page 328: ...322 ...
Page 494: ...488 ...
Page 556: ...550 ...
Page 580: ...574 ...
Page 600: ...594 ...
Page 700: ...694 ...
Page 710: ...704 ...
Page 712: ...706 ...
Page 713: ...707 ...
Page 714: ......
Page 715: ......