1
Table of Contents
1 Abbreviations ........................................................................................................................................................... 4
2 Safety ........................................................................................................................................................................ 5
2.1
Safety Instructions ............................................................................................................................................ 5
2.2
Important Safety Notifications ......................................................................................................................... 5
3 Brief Introduction ..................................................................................................................................................... 7
3.1
System Diagrams .............................................................................................................................................. 7
4 Installation ................................................................................................................................................................ 8
4.1
Packaging List and Placement ........................................................................................................................... 8
4.2
Location Selection and Installation ................................................................................................................... 8
4.2.1 Requirements for Installation Location .................................................................................................... 8
4.2.2 Installing the Inverter ............................................................................................................................... 9
4.2.3 Mounting Steps ...................................................................................................................................... 10
4.3
Connection Overview ..................................................................................................................................... 11
4.3.1 System Connections ............................................................................................................................... 11
4.4
PV Connection ................................................................................................................................................ 14
4.4.1 Connecting PV to the Inverter ................................................................................................................ 14
4.4.2 String Sizing ............................................................................................................................................ 15
4.4.3 Steps for PV Wiring ................................................................................................................................ 17
4.5
Battery Connection ......................................................................................................................................... 17
4.5.1 Connecting Batteries to the Inverter ...................................................................................................... 17
4.5.2 Battery Power Cable Connection ............................................................................................................ 18
4.5.3 Battery Communication Cable Connection ............................................................................................ 18
4.5.4 AC Wiring Information ........................................................................................................................... 20
4.5.5 Steps for AC Connection ......................................................................................................................... 21
4.5.6 CT/Meter Connection ............................................................................................................................. 21
4.6
Working with a Generator .............................................................................................................................. 23
4.6.1 Generator System Connection ............................................................................................................... 23
4.6.2 Connecting the Generator Start Signal (Dry Contact) ............................................................................. 24
4.6.3 Generator Start and Stop Settings ......................................................................................................... 24
4.7
Off-Grid .......................................................................................................................................................... 25
4.7.1 Off-Grid Wiring ....................................................................................................................................... 25
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