Contents
About This Document .................................................................................................................... ii
1 Safety Precautions ......................................................................................................................... 1
2 Overview ......................................................................................................................................... 4
2.1 Introduction .................................................................................................................................................................. 4
2.2 Appearance ................................................................................................................................................................... 6
2.3 Label Description ........................................................................................................................................................ 10
2.4 Working Principle ....................................................................................................................................................... 13
3 Inverter Storage ........................................................................................................................... 16
4 System Installation ..................................................................................................................... 17
4.1 Checking Before Installation ...................................................................................................................................... 17
4.2 Tools ........................................................................................................................................................................... 18
4.3 Wall-mounting the SUN2000...................................................................................................................................... 22
4.3.1 Determining the Installation Position ...................................................................................................................... 22
4.3.2 Moving the Inverter ................................................................................................................................................. 26
4.3.3 Installing the Mounting Bracket .............................................................................................................................. 27
4.3.4 Installing the SUN2000 ........................................................................................................................................... 30
4.4 Support-mounting the SUN2000 ................................................................................................................................ 34
4.4.1 Determining the Installation Position ...................................................................................................................... 34
4.4.2 Moving the Inverter ................................................................................................................................................. 36
4.4.3 Installing the Mounting Bracket .............................................................................................................................. 36
4.4.4 Installing the SUN2000 ........................................................................................................................................... 38
5 Connecting Cables ...................................................................................................................... 39
5.1 Opening the Maintenance Compartment Door ........................................................................................................... 39
5.2 Connecting the Ground Cable (PE) ............................................................................................................................ 41
5.3 Connecting AC Output Power Cables ......................................................................................................................... 43
5.4 Connecting DC Input Power Cables ........................................................................................................................... 51
5.5 Connecting Communications Cables .......................................................................................................................... 59
5.5.1 Communication Mode Description .......................................................................................................................... 59
5.5.2 Connecting RS485 Communications Cables ........................................................................................................... 61
5.5.3 (Optional) Connecting FE Communications Cables ................................................................................................ 67
5.6 Closing the Maintenance Compartment Door ............................................................................................................ 71
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