Duracell D1500-M4, Руководство по установке

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13
7.1 Troubleshooting List: all models
Alarm
Code
Title
Suggestion
121
Over temperature
protection
Check the ventilation and ambient temperature at the microinverter. Correct as required.
125
Grid config
parameter
error
Check if the grid configuration parameter is correct and upgrade again.
126 SW code 126
If the alarm occurs accidentally and the microinverter can still work normally, no special
treatment is required.
127 Firmware error
Check if the firmware is correct and upgrade again.
Check the communication status between the DTU and the monitoring system or between
the DTU and the microinverter.
128 SW code 128
If the alarm occurs accidentally and the microinverter can still work normally, no special
treatment is required.
129 SW code 129
130 Offline
Ensure that the microinverter works normally.
Check the communication status between the DTU and the monitoring system or between
the DTU and the microinverter. Correct as required.
141 Grid over voltage
Self-clearing when grid returns to normal range.
If the alarm occurs frequently, check whether the grid voltage is within the acceptable range.
If not, contact the local power operator or change the grid overvoltage protection limit via
the Power monitoring system with the consent of the local power operator.
142
10 min value
grid over
voltage
143 Grid under voltage
144
Grid over
frequency
Self-clearing when grid returns to normal range.
If the alarm occurs frequently, check whether the grid voltage is within the acceptable range.
If not, contact the local power operator or change the grid overvoltage protection limit via
the Power monitoring system with the consent of the local power operator.
145
Grid under
frequency
146
Rapid grid
frequency change
rate
147
Power grid
outage
Please check whether there is a power grid outage.
148
Grid
disconnection
Please check whether the AC switch or AC wiring is normal.
149
Island detected
Self clearing when grid returns to normal range.
If the alarms occur frequently on all the microinverters in your station, contact the local
power operator to check whether there is a grid island.
301 thru
308
HW code
301 thru 308
If the alarm occurs accidentally and the microinverter can still work normally, no special
treatment is required.
If the alarm occurs frequently and cannot be recovered, contact your dealer or Power
technical support.
7 Troubleshooting
Installation Manual