Troubleshooting Unit Output; Table 6-1. Using Led States For Troubleshooting - Advanced Energy Thyro-PX Series User Manual

®
Advanced Energy
Table 6‑1. Using LED states for troubleshooting
Troubleshooting
Check
Is the green ON/
READY LED lit?
Is the red ON/
READY LED lit?
Is the red ON/
READY LED
blinking?
Is the orange ON/
READY LED
blinking?
Is the red LIMIT
LED lit?
Is the FAULT LED
lit?
Are any red
CONTROL LEDs
lit?

TROUBLESHOOTING UNIT OUTPUT

Use extreme caution when troubleshooting the unit output.
DANGER:
RISK OF DEATH OR BODILY INJURY. Disconnect and lockout/tagout all
sources of input power before working on this unit or anything connected to
it.
57010148-00G
If no: The auxiliary 230 VAC or 24 VDC supply is faulty.
If yes: There is an EEPROM fault.
If yes: The hardware configuration is incorrect.
If yes: The firmware is being updated.
If yes: The unit is unable to supply enough power to match the
setpoint due to a limiting condition. When an internal
protection limit is exceeded, the output is limited but not shut
off.
1. Disable the output.
2. Verify that the limitation setting is correct.
3. Verify that the unit load and load connections are correct.
If yes: The unit has detected a fault. This fault will generate
error data that can be viewed using the Thyro‑Touch display
or the Thyro-Tool Pro software.
If yes: The unit has a fault in the corresponding power section.
Troubleshooting and Global Services
®
Thyro-PX Power Controller
Action
6‑2