Sungrow SG500MX Operation Manual page 23

Operation Manual 5 Operation Mode
Key-stop
In Run mode, inverter will enter into the Key-stop mode by sending stop instruction via the LCD
panel if user needs to conduct maintenance or service work.
Alram Run
In Warning Run mode, inverter can keep running but send warning signal. User can check the
present warning information through the Working state on the LCD default screen or check the
latest 100 history warning information through Function/History information/his alarm. Inverter
automatically turns to Run mode when the alarm is removed.
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