54
User’s
Guide
THEIA S String Inverters
357100.013
, Issue
2.0
, 2010 Aug
11. Troubleshooting
Table of events
To isolate the error, have the following information ready when calling the service:
—
displayed error number (No)
—
serial number of the inverter (see
Chapter 6
, section
Information
)
No Operating status
Measure
Blocking errors
90
AC voltage too high
Separate inverter from mains. Check connection of AC plug.
91
DC voltage too high
Separate inverter from mains. Separate inverter from DC terminal.
Check module interconnection.
92
Polarity of DC connection
reversed
Check DC connection.
93
Insulation error between
PV+ or PV- and earth
Check insulation of PV modules. Check insulation of PV wiring.
Blocking errors
100
to
103
Blocking system error
Separate inverter from mains. Restart inverter. If measure is not
successful call service personnel.
104
DC voltage too high
Check module interconnection.
105
Startup: Polarity of DC
connection reversed
Check DC connection.
106
to
129
Blocking system error
Separate inverter from mains. Restart inverter. If measure is not
successful call service personnel.
130
Connections L and N
reversed
Check L and N connections on AC plug
131
to
199
System error
Separate inverter from mains. Restart inverter. If measure is not
successful call service personnel.
Non-blocking errors
201
Amplitude limit for feed
phase exceeded or fallen
below
Have voltage amplitude of feed phase checked.
202
to
204
Exclusively for 3 phase
ENS. Amplitude limit of
phase voltages exceeded
Ensure that all fuses are switched on. Startup:- have inverter 3-
phases connected.
