TBB power RiiO Sun Series, User Manual

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RiiO Sun User Manual
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internal NTC connection. Contact the
installer if the fault still exists.
6 Transformer NTC fail
7 The battery temperature is too high
Check battery sensor connection;
Check battery temperature; Check
battery connection
8 Abnormal Fan
1.Check whether the fan is blocked.
2.Open the case, check the fan
connection. Contact the installer if the
fault still exists.
14
The system mode and the
parameter setting do not match Check the parameter setting (Lithium
battery)
16
Abnormal internal communication
of the LCD
Open the case, check the LCD wire
connection. Contact the installer if the
fault still exists.
20 AC input is over voltage
Check the AC input voltage and the
connection
21 AC input is under voltage
22 AC input is over frequency
23 AC input is under frequency
24
Abnormal AC input phase
sequence
30
Abnormal Communication
between the inverter and the DSP
Open the case, check all the inner
connections. Contact the installer if
fault still exists.
31
Software and hardware matching
error Restart the inverter. Contact installer if
the fault still exists.
6.2.2 MPPT Warning
Warning Code Description Solution
62 MPPT current limitation alarm
Check if there is a short circuit at the
output
64 Heat sink NTC fail
Power off the inverter and check the
internal NTC connection. Contact the
installer if the fault still exists.
66 Abnormal Fan
1.Check whether the fan is blocked.
2.Open the case, check the fan
connection. Contact the installer if the
fault still exists.
79 Communication off line
Check the comm connection with the
inverter at the DC Couple system