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User Manual V1.4-2022-08-30 03 Product Introduction
3.4 Features
For a safe operation, the inverter will automatically reduce the output power when the operating
environment is not ideal.
The following are the factors that may occur power derating. Please try to avoid them when the
inverter is working.
• Unfavorable environmental conditions, e.g., direct sunlight, high temperature, etc.
• Inverter's output power percentage has been set.
• Over-frequency derating.
• Higher input voltage value.
• Higher input current value.
Power Derating
Reserved port for earth fault alarm.
Once an earth fault occurs, the LED indicator will light up. And the system will email the fault
information to the customer. Install the inverter in a high trac area where the indicators would
be noticed.
Earth Fault Alarm
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