7.2 Downloading and Installing the App .......................................................................................................................... 62

7.3 Connecting to a SUN2000L WiFi Network ................................................................................................................ 62

7.4 App Operations by the Installer .................................................................................................................................. 66

7.4.1 Logging In to the App .............................................................................................................................................. 66

7.4.2 Querying the SUN2000L Information ..................................................................................................................... 69

7.4.3 Maintaining the SUN2000L ..................................................................................................................................... 72

7.4.3.1 Adding/Deleting Devices ...................................................................................................................................... 73

7.4.3.2 Upgrading the Device ........................................................................................................................................... 74

7.4.3.3 Energy Control ...................................................................................................................................................... 76

7.4.3.3.1 Grid-tied Point Control ...................................................................................................................................... 77

7.4.3.3.2 Energy Storage Control ...................................................................................................................................... 78

7.4.3.4 IPS Check (Only for Italy CEI0-21 Grid Code).................................................................................................... 81

7.4.3.5 Starting or Shutting Down the SUN2000L ........................................................................................................... 83

7.4.3.6 Restoring Factory Defaults ................................................................................................................................... 84

7.4.3.7 Clearing Data ........................................................................................................................................................ 84

7.4.3.8 Adjusting Total Energy Yield ................................................................................................................................ 85

7.4.3.9 Restarting the SUN2000L ..................................................................................................................................... 86

7.4.4 Quick Setting ........................................................................................................................................................... 87

7.4.5 Setting Grid-Connection Parameters ....................................................................................................................... 90

7.4.5.1 Setting Grid Parameters ........................................................................................................................................ 91

7.4.5.2 Setting Protection Parameters ............................................................................................................................... 93

7.4.5.3 Feature Parameters ................................................................................................................................................ 95

7.4.5.4 Adjusting Power .................................................................................................................................................. 101

7.4.5.5 Time setting ........................................................................................................................................................ 103

7.4.6 Comm Config ........................................................................................................................................................ 105

7.4.7 Managing Logs ...................................................................................................................................................... 112

7.4.8 Menu ...................................................................................................................................................................... 113

7.4.8.1 Changing the Password ....................................................................................................................................... 113

7.4.8.2 About .................................................................................................................................................................. 114

7.5 App Operations by the User ...................................................................................................................................... 115

7.5.1 Logging In to the App ............................................................................................................................................ 115

7.5.2 Querying the Device Status ................................................................................................................................... 116

7.5.3 Querying Alarms .................................................................................................................................................... 117

7.5.4 Querying Power Curves ......................................................................................................................................... 118

7.5.5 Querying Energy Yields ......................................................................................................................................... 119

7.5.6 Settings .................................................................................................................................................................. 120

7.5.7 About ..................................................................................................................................................................... 123

7.6 Troubleshooting ........................................................................................................................................................ 124

8 System Maintenance................................................................................................................. 125

8.1 Routine Maintenance ................................................................................................................................................ 125

8.2 Troubleshooting ........................................................................................................................................................ 126

Issue 02 (2017-12-12)

Huawei Proprietary and Confidential

Contents

Table of Contents