TCI HGA Quick Start - Manual (Page 6)

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6) Converter check – 2
• Press “Setup” to navigate to Setup screen
• Ensure that “Auto Start En,” “Harmonic
Correct En,” and “PWR Fact Correct En”
buttons are off (blue color)
• Press “Status” to navigate to Status screen
• Press “Run” to start unit operation
7) Remove CT shorting bars
• Press “Stop” to turn off unit
• Disconnect power from cabinet
o Turn off the built in door breaker AND
o Turn off the upstream feeder breaker
• Open the cabinet door and remove shorting bars
from CTs connected to TB-1
Warning
Lethal voltages may be present. Wait 5
minutes for DC bus voltage to drop to
safe levels.
Warning
Check for voltage in cabinet with a
DMM before working inside cabinet.
8) Current polarity - 1
• Power up unit
• From Home screen press “Run” to turn on unit
• Press “Status” to navigate to Status screen
• Select “Vline/Iline” screen
• Note: Lightly loaded conditions (less than 20%
CT rating) will not have enough current to
show up on Iline plot
• Check that Phase A to Neutral voltage peak lines
up with Phase A current (use zoom if necessary)
• Check that Phase C to Neutral voltage peak lines
up with Phase C current
• Power system down and check CT installation
location and orientation if Phase A plots differ
significantly from Phase C plots
Warning
Improper operation and damage may
occur if CTs are installed incorrectly.