Fronius Symo 10-20 kW - Manual (Page 3)

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EN
Contents
Explanation of symbols .............................................................................................................................. 3
Explanation of safety symbols .............................................................................................................. 3
Explanation of symbols - choice of location .......................................................................................... 3
Explanation of symbols - installation position ....................................................................................... 4
Choice of location ...................................................................................................................................... 7
Proper use ............................................................................................................................................ 7
General comments regarding choice of location................................................................................... 7
Installation notes ........................................................................................................................................ 8
Selecting dowels and screws................................................................................................................ 8
Recommended screws ......................................................................................................................... 8
Fitting the wall bracket .......................................................................................................................... 8
Installing the inverter on a mast ............................................................................................................ 8
Notes regarding grid connection ................................................................................................................ 9
Monitoring the Grid ............................................................................................................................... 9
AC terminals ......................................................................................................................................... 9
Type of AC cable .................................................................................................................................. 9
Connecting aluminum cables................................................................................................................ 9
Cross-section of the AC cable .............................................................................................................. 10
Connecting the inverter to the public grid (AC) ..................................................................................... 10
Maximum fuse rating on alternating current side .................................................................................. 11
Notes regarding DC connection................................................................................................................. 12
General comments regarding solar modules ........................................................................................ 12
DC terminals ......................................................................................................................................... 12
Connecting aluminum cables................................................................................................................ 13
Inverter DC connection ......................................................................................................................... 13
Notes regarding inverters with multiple MPP trackers ............................................................................... 15
Inverter with multiple MPP trackers ...................................................................................................... 15
Notes regarding the laying of data communication cables ........................................................................ 16
Laying data communication cables....................................................................................................... 16
Notes regarding attaching the inverter to the wall bracket......................................................................... 17
Attaching the inverter to the wall bracket .............................................................................................. 17
Notes regarding starting up for the first time.............................................................................................. 18
Notes regarding starting up for the first time......................................................................................... 18
Notes regarding software updates ............................................................................................................. 19
Notes regarding software updates ........................................................................................................ 19
USB Stick as a Data Logger and for Updating Inverter Software .............................................................. 20
USB stick as a data logger.................................................................................................................... 20
Data on the USB stick........................................................................................................................... 20
Data volume and storage capacity........................................................................................................ 21
Buffer memory ...................................................................................................................................... 21
Suitable USB sticks............................................................................................................................... 22
USB stick for updating the inverter software......................................................................................... 22
Remove USB stick ................................................................................................................................ 23
Notes regarding maintenance.................................................................................................................... 24
Maintenance ......................................................................................................................................... 24
Cleaning................................................................................................................................................ 24