5.2 Connecting the PE cable..................................................................................................................................................... 34

5.3 Connecting the AC Output Power Cable...................................................................................................................... 36

5.4 Installing DC input power cables.....................................................................................................................................40

5.5 (Optional) Connecting Battery Cables.......................................................................................................................... 44

5.6 Install the Smart Dongle.................................................................................................................................................... 46

5.7 (Optional) Connecting the Signal Cable.......................................................................................................................48

5.7.1 Connecting the RS485 Communications Cable (Inverter Cascading)............................................................. 52

5.7.2 Connecting the RS485 Communications Cable (Smart Power Sensor).......................................................... 53

5.7.3 Connecting an RS485 Communications Cable (Between a Power Meter and a Battery)........................56

5.7.4 Connecting the Power Grid Scheduling Signal Cable........................................................................................... 57

5.7.5 Connecting a Signal Cable to the Smart Backup Box........................................................................................... 59

6 Commissioning....................................................................................................................... 60

6.1 Checking Before Power-On................................................................................................................................................60

6.2 SUN2000 power-on.............................................................................................................................................................. 61

7 Man-Machine Interaction....................................................................................................67

7.1 App Commissioning............................................................................................................................................................. 67

7.1.1 Downloading the FusionSolar App.............................................................................................................................. 67

7.1.2 (Optional) Registering an Installer Account............................................................................................................ 67

7.1.3 Creating a PV Plant and a User.................................................................................................................................... 69

7.1.4 (Optional) Setting the Physical Layout of the Smart PV Optimizers.............................................................. 69

7.1.5 Detect optimizer disconnection.................................................................................................................................... 72

7.2 Parameters Settings............................................................................................................................................................. 72

7.2.1 Energy Control.................................................................................................................................................................... 72

7.2.1.1 Grid-tied Point Control................................................................................................................................................. 73

7.2.1.2 Battery Control................................................................................................................................................................ 76

7.2.2 AFCI........................................................................................................................................................................................ 78

7.2.3 IPS Check (for Italy CEI0-21 Grid Code Only)......................................................................................................... 80

7.3 SmartLogger Networking Scenario................................................................................................................................ 82

8 Maintenance........................................................................................................................... 83

8.1 SUN2000 Power-Off............................................................................................................................................................ 83

8.2 Routine Maintenance.......................................................................................................................................................... 84

8.3 Troubleshooting..................................................................................................................................................................... 84

9 Handling the Inverter...........................................................................................................96

9.1 Removing the SUN2000..................................................................................................................................................... 96

9.2 Packing the SUN2000.......................................................................................................................................................... 96

9.3 Disposing of the SUN2000................................................................................................................................................ 96

10 Technical Specifications.....................................................................................................97

10.1 SUN2000 Technical Specifications................................................................................................................................ 97

10.2 Optimizer Technical Specifications.............................................................................................................................102

A Grid Code.............................................................................................................................. 105

Issue 02 (2020-11-20)

Table of Contents