2 Overview ......................................................................................................................................... 4

2.1 Introduction .................................................................................................................................................................. 4

2.2 Appearance ................................................................................................................................................................... 6

2.3 Label Description ........................................................................................................................................................ 10

2.4 Working Principle ....................................................................................................................................................... 12

3 Inverter Storage ........................................................................................................................... 15

4 System Installation ..................................................................................................................... 16

4.1 Checking Before Installation ...................................................................................................................................... 16

4.2 Tools ........................................................................................................................................................................... 17

4.3 Wall-mounting the SUN2000...................................................................................................................................... 21

4.3.1 Determining the Installation Position ...................................................................................................................... 21

4.3.2 Moving the Inverter ................................................................................................................................................. 25

4.3.3 Installing the Mounting Bracket .............................................................................................................................. 26

4.3.4 Installing the SUN2000 ........................................................................................................................................... 29

4.4 Support-mounting the SUN2000 ................................................................................................................................ 32

4.4.1 Determining the Installation Position ...................................................................................................................... 32

4.4.2 Moving the Inverter ................................................................................................................................................. 34

4.4.3 Installing the Mounting Bracket .............................................................................................................................. 34

4.4.4 Installing the SUN2000 ........................................................................................................................................... 36

5 Connecting Cables ...................................................................................................................... 37

5.1 Opening the Maintenance Compartment Door ........................................................................................................... 37

5.2 Connecting the Ground Cable (PE) ............................................................................................................................ 39

5.3 Connecting AC Output Power Cables ......................................................................................................................... 41

5.4 Connecting DC Input Power Cables ........................................................................................................................... 49

5.5 Connecting Communications Cables .......................................................................................................................... 56

5.5.1 Communication Mode Description .......................................................................................................................... 56

5.5.2 Connecting RS485 Communications Cables ........................................................................................................... 58

5.5.3 (Optional) Connecting FE Communications Cables ................................................................................................ 64

5.6 Closing the Maintenance Compartment Door ............................................................................................................ 68

Issue 11 (2019-06-08)

Contents