Contents 
About This Document .................................................................................................................... ii 
1 Safety Precautions ......................................................................................................................... 1 
2 Product Overview ......................................................................................................................... 5 
2.1 Product Introduction ..................................................................................................................................................... 5 
2.2 Appearance ................................................................................................................................................................... 8 
2.3 Label Description ........................................................................................................................................................ 12 
2.4 Working Principles...................................................................................................................................................... 15 
3 Storage ........................................................................................................................................... 18 
4 System Installation ..................................................................................................................... 19 
4.1 Checking Before Installation ...................................................................................................................................... 19 
4.2 Tools and Instruments ................................................................................................................................................. 20 
4.3 Determining the Installation Position ......................................................................................................................... 21 
4.4 Installing the Mounting Bracket ................................................................................................................................. 25 
4.4.1 Wall-Mounted Installation ....................................................................................................................................... 26 
4.4.2 Support-Mounted Installation .................................................................................................................................. 27 
4.5 Installing the SUN2000 .............................................................................................................................................. 30 
4.6 (Optional) Installing a SIM Card ................................................................................................................................ 32 
5 Electrical Connections ................................................................................................................ 34 
5.1 Preparing Cables ......................................................................................................................................................... 35 
5.2 Installing the Pipe Fittings .......................................................................................................................................... 40 
5.3 Electrical Connections ................................................................................................................................................ 43 
5.3.1 Connecting the AC Output Power Cable ................................................................................................................. 43 
5.3.2 Connecting the PV Input Power Cable .................................................................................................................... 48 
5.3.3 Connecting the Battery Cable .................................................................................................................................. 51 
5.3.4 Connecting the Signal Cables .................................................................................................................................. 54 
5.3.5 (Optional) Installing an Antenna .............................................................................................................................. 57 
6 System Commissioning ............................................................................................................. 59 
6.1 Checking Before Power-On ........................................................................................................................................ 59 
6.2 Powering On the System............................................................................................................................................. 60 
6.3 Powering Off the System ............................................................................................................................................ 62