Function Tests; Function; Grid On/Off Devices; Indicators And Control Elements - Fronius Symo Service Manual

Function tests

Function

Functions that the testing personnel consider to be relevant must be tested for correct op-
eration.
Energising and feeding-in of the inverter.
Grid on/off devic- Evidence of proper operation must be provided by measurement or visual inspection.
es
AC and DC main switch check (perform when under no or minimal load, but not in standby
mode)
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Indicators and -
control elements -
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Switch off DC main switch -> inverter must switch to error and stop feeding in energy
Switch off AC main switch -> inverter switches off and display goes out
Switch on AC main switch and DC main switch
Perform a fan test - see operating instructions
Check display for correct function
Check that controls work in line with the operating instructions