TROUBLESHOOTING HANDLING
HYD 5K...20KTL-3PH 111
When the inverter is connected to the battery system, when the
battery system has ground fault/leak alarm in accordance with
AS/NZS 5139, the inverter will also alarm. The alarm method is the
same as above.
• In the case of devices equipped with a stick logger, the
alarm information can be viewed on the monitoring portal
and retrieved via the smartphone app.
The voltage of the
power grid is too
high
If the alarm occurs
occasionally, it may be
due to the power grid. The
inverter will automatically
return to normal operation
when the mains power
returns to normal.
If the alarm occurs
frequently, check whether
the mains
voltage/frequency is
within the permissible
range. If so, check the AC
circuit breaker and AC
wiring of the inverter.
If the alarm occurs
The voltage of the
mains is too low
The mains
frequency is too
high
The mains
frequency is too
low