22 -en
installation and configuRation manual
foR auRoRa photoVoltaic inVeRteRs
11. start-up troubleshooting
Start-up Troubleshooting concerns the solving of the main problems that can occur during the fi rst
start-up phase.
Should problems arise in the unit’s commissioning phase, it is possible to solve the problem by looking for the
corresponding problem in the table and following the instructions.
Warning! Tampering with the unit, even to solve a problem, leads to the loss of the unit’s warranty. Before
undertaking any tampering that could cause the loss of warranty, contact the Power-One customer
assistance service.
problem
possible causes
checks/possible solutions
the inverter does not start.
Display message: none
Green LED: OFF
Yellow LED: OFF
Red LED: OFF
There is no input voltage (DC)
present or it is present but
with reversed polarity.
•
Check the status of the built-
in disconnecting switch or the
external disconnecting switches;
•
Check the state of any internal or
external fuses;
•
Check the inverter’s input voltage
polarity;
•
Check that the input voltage is at
least more than 120V (refer to the
technical data).
the inverter does not establish
parallel with the grid.
Display message: No Vac
Green LED: FLASHING
Yellow LED: ON
Red LED: OFF
There is no grid voltage
•
Check the status of the AC side
disconnecting switch;
•
Check the inverter’s AC side
connections (ref. par. 5 of
this guide) and repeat the
commissioning procedure.
the inverter does not establish
parallel with the grid.
Display message: PARAMETERS
OUTSIDE TOLERANCE.
Green LED: FLASHING
Yellow LED: ON
Red LED: OFF
Faulty grid cable connection. •
Check the inverter’s AC side
connections (ref. par. 5 of
this guide) and repeat the
commissioning procedure.
Summary of Contents for Aurora PVI-10.0-TL-OUTD
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Page 64: ...Photovoltaic Inverters APPENDIX B Cable wiring diagram for RS485 line...
Page 69: ...Photovoltaic Inverters...
