Sun2000 Troubleshooting - Huawei SUN2000 User Manual

SUN2000-(3.8KTL-11.4KTL)-USL0
User Manual
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8.3 SUN2000 Troubleshooting

Alarm severity levels are defined as follows:
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Issue 01 (2018-05-21)
Major: The SUN2000 enters Shutdown mode and disconnects from the power grid to
stop generating power after a fault occurs.
Minor: Some components are faulty but the SUN2000 can still connect to the power grid
and generate power.
Warning: The SUN2000 output power decreases due to external factors.
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The reset alarm cannot be automatically cleared after the fault is rectified. Choose Device info >
Alarm management > Active alarm on the FusionHome app, as shown in
clear it or power off the SUN2000. Powering off the SUN2000 to clear the alarm: Turn off the AC
output switch and then the DC input switch. After 5 minutes, turn on the AC output switch and then
the DC input switch.
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Contact your installer if the fault still persists after completing all failure analysis procedures listed
above.
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8 System Maintenance
Figure 8-13, to manually
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