5.4 (Optional) Replacing the Crimping Module................................................................................................................ 46
5.5 (Optional) Installing the Power Cable of the Tracking System............................................................................ 46
5.6 Connecting the AC Output Power Cable...................................................................................................................... 47
5.7 Installing the DC Input Power Cable.............................................................................................................................. 53
5.8 Installing the Communications Cable............................................................................................................................ 59
5.9 Closing the Maintenance Compartment Door........................................................................................................... 62
6 System Commissioning........................................................................................................ 64
6.1 Check Before Power-on....................................................................................................................................................... 64
6.2 System Power-On................................................................................................................................................................. 64
7 Man-Machine Interactions.................................................................................................. 66
7.1 Operations with the App.................................................................................................................................................... 66
7.1.1 App Introduction................................................................................................................................................................ 66
7.1.2 Downloading and Installing the App..........................................................................................................................67
7.1.3 Logging In to the App...................................................................................................................................................... 68
7.1.4 Operations Related to the Advanced User............................................................................................................... 72
7.1.4.1 Setting Grid Parameters...............................................................................................................................................72
7.1.4.2 Setting Protection Parameters...................................................................................................................................73
7.1.4.3 Setting Feature Parameters........................................................................................................................................ 73
7.1.5 Operations Related to the Special User.....................................................................................................................77
7.1.5.1 Setting Grid Parameters...............................................................................................................................................78
7.1.5.2 Setting Protection Parameters...................................................................................................................................80
7.1.5.3 Setting Feature Parameters........................................................................................................................................ 81
7.1.5.4 Setting Power Adjustment Parameters...................................................................................................................86
7.2 Upgrading the Inverter....................................................................................................................................................... 89
8 Maintenance...........................................................................................................................91
8.1 System Power-O................................................................................................................................................................. 91
8.2 Power-O for Troubleshooting........................................................................................................................................ 92
8.3 Routine Maintenance.......................................................................................................................................................... 93
8.4 Replacing a Fan..................................................................................................................................................................... 95
8.5 Alarm Reference.................................................................................................................................................................... 99
8.6 Resetting and Turning On the DC Switch.....................................................................................................................99
9 Handling the Inverter........................................................................................................ 100
9.1 Removing the SUN2000................................................................................................................................................... 100
9.2 Packing the SUN2000....................................................................................................................................................... 100
9.3 Disposing of the SUN2000.............................................................................................................................................. 100
10 Technical Data................................................................................................................... 101
A Securing Y-Branch Connectors.........................................................................................105
B String Access Detection..................................................................................................... 108
C Domain Name List of Management Systems...............................................................111
SUN2000-(175KTL-H0, 185KTL-INH0, 185KTL-H1)
User Manual Contents
Issue 19 (2023-12-20) Copyright © Huawei Technologies Co., Ltd. viii