ABB Quick Start Guide TCC300 Tapchanger Control

1 LCD SCREEN

Pressing any push button will wake up the LCD and display the heading corresponding to the “Hot Button” label

inside the push button - WAKE, MNTR, SETP, CNFG, COMM, UTIL, or VR.

2 EXIT/WAKE Push button

The EXIT WAKE Push button wakes the LCD from sleep mode and begins scrolling through a list of user pro

grammed metered/calculated values.

3 VR Pushbutton

Activates the user defined Voltage Reduction Steps

Shortcuts/arrows

4 SETP

Access to the Setpoints screens

5 MNTR

Access to the Monitoring screens

6 ENT/UTL Push button

Access to the Utilities screens and enter button

7 CNFG

Access to the Configuration screens

8 COMM

Access to the Communication screens

9 LEDS

See page 2

10 USB Port

Out of Band High Voltage

11 Smart FlashCard Slot

Used for loading and saving setpoints, DNP files and IEC 61850 CID files, saving datalog, SOE and OSC files, clone

saving and uploading, updating firmware, saving Wakeup screen parameters and all metering parameters,  and can

be used as an Access Code Key.

Leds

RAISE LED   Out of Band Low Voltage

LOWER LED   Out of Band High Voltage

REV PWR LED   Indicates reverse power flow

OK LED   Illuminates to indicate the micro controller is functioning properly and is extin

guished when a Motor Seal-in Failure Block is in effect

COM1 TX/RX LEDS Indicates when control is transmitting and/or receiving data

ALARM LED   Indicates any of the programmable alarms are activated

V/RED LED   Indicates voltage reduction has been invoked- Continuous illumination and one periodic flash indicates Level 1 Voltage

Reduction- Continuous illumination and two periodic flashes indicates Level 2 Voltage

Reduction- Continuous illumination and three periodic flashes indicates Level 3 Voltage

Reduction

MANUAL LED     Indicates automatic control is disabled and in manual mode

LOCAL LED    Indicates control is switched into Local mode, cannot command control to raise or

lower via SCADA