Fronius DC Isolating Box 40/60 Bedienungsanleitung Seite 23

Contents
Safety rules ................................................................................................................................................... 2
Danger! .................................................................................................................................................... 2
Warning! ................................................................................................................................................... 2
Caution! .................................................................................................................................................... 2
Note! ........................................................................................................................................................ 2
Important! ................................................................................................................................................. 2
Precautions to ensure safe operation ...................................................................................................... 2
General remarks ........................................................................................................................................... 3
Machine concept ...................................................................................................................................... 3
Mode of functioning .................................................................................................................................. 3
Inverter ..................................................................................................................................................... 3
Technical data .......................................................................................................................................... 4
Scope of supply ........................................................................................................................................ 4
Controls, connections and mechanical components ..................................................................................... 5
Safety ....................................................................................................................................................... 5
DC isolating box 40/60 ............................................................................................................................. 5
Cover with inspection window .................................................................................................................. 6
Criteria for selecting the right fuses ............................................................................................................... 7
Type of fuse protection, depending upon the solar modules .................................................................... 7
Criteria for selecting the right fuses ......................................................................................................... 7
Consequences of inadequately dimensioned fuses ................................................................................. 7
Recommended fuses ............................................................................................................................... 7
Mounting the DC isolating box 40/60 and inserting the fuses ....................................................................... 8
Requirements for mounting the isolating box ........................................................................................... 8
Preparations ............................................................................................................................................. 8
Mounting the DC isolating box 40/60 ....................................................................................................... 9
Inserting the fuses .................................................................................................................................... 9
Connecting up the DC isolating box 40/60 .................................................................................................. 10
Requirements for connecting up the DC isolating box 40/60 ................................................................. 10
Connecting up the inverter to the DC isolating box 40/60 ...................................................................... 10
Connecting up strings of solar modules to the DC isolating box 40/60 ................................................... 11
Finishing the job ..................................................................................................................................... 12
Exchanging the fuses .................................................................................................................................. 14
Safety ..................................................................................................................................................... 14
Preparations ........................................................................................................................................... 14
Changing a fuse ..................................................................................................................................... 14
Finishing the job ..................................................................................................................................... 14
Troubleshooting ........................................................................................................................................... 15
Safety ..................................................................................................................................................... 15
Troubleshooting ..................................................................................................................................... 15
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