Delta M Series User Manual

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Procedure
Press “RMA” in the menu to enter RMA page. Press on the RMA button, the RMA request with
inverter data and error log will then be upload to delta cloud.
5.5.4.4 RMA
Procedure
Press “Arc” in the menu to enter Arc page. Press on the scan button on the upper-left corner, the
arc graph will be shown.
5.6.4.5 Arc Detection
Procedure
Press “History” in the menu to check history data.
5.5.4.6 History – Display PV and AC History

Delta M Series Specifications

General

Protection	Overcurrent, overvoltage, undervoltage, overload, overheating, short circuit
Overload Capacity	150% for 60 seconds, 200% for 3 seconds
Communication	RS-485
Efficiency	98%
Cooling Method	Fan cooling
Operating Temperature	-10°C to 50°C
Storage Temperature	-20°C to 60°C
Altitude	1000m
Humidity	5% to 95% (non-condensing)