Functional Tests; Function; Grid Switch-On/Off Devices; Displays And Operating Controls - Fronius Symo 3.0-3-S Serviceanleitung

Functional tests

Function

Functions considered to be relevant by the inspection personnel must be checked to
ensure that they are working correctly.
Inverter connection and power supply.
Grid switch- Evidence of functioning is to be provided by means of measurement or visual inspection.
on/off devices
Inspection of AC main switch and DC main switch (carry out with no load or minimal
load, but not in standby mode).
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Displays and -
Operating Con- -
trols
Switch off DC main switch ->Inverter must go into a fault condition and interrupt the
feed-in.
Switch off AC main switch -> Inverter switches off and display turns off.
Switch on AC main switch and DC main switch.
Carry out fan test – see operating instructions
Check the display for functionality
Functionality of the operating controls must be checked in accordance with the ope-
rating instructions.
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