User Manual 2 Product Introduction
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2.3.2 Functions Description
Inverter functions can be grouped as the following:
y
Conversion function
Inverter converts the direct current power into alternating current power, which
conforms to the grid requirement of its installation country.
y
Data storage and display
Inverter stores essential data including running information and fault records,
and displays them on integrated LCD display.
y
Parameters configuration
Inverter provides various parameters configuration for optimal operation.
y
Communication interface
Standard RS485 interface for connecting other monitoring devices into the PV
system is included.
y
Protection functions include
− Short circuit protection
− Insulation resistance to ground surveillance
− Inverter output voltage surveillance
− Inverter output frequency surveillance
− Residual current protection
− DC component of AC output current surveillance
− Anti-islanding phenomena protection
− Ambient temperature surveillance
− DC over-voltage protection
− Over current protection
− Power module over-temperature protection