5.2 Crimping the OT Terminal................................................................................................................................................. 35
5.3 Opening the Maintenance Compartment Door......................................................................................................... 37
5.4 Installing the AC Output Power Cable.......................................................................................................................... 40
5.5 Connecting DC Input Power Cables................................................................................................................................45
5.6 Installing the Communications Cable............................................................................................................................ 51
5.6.1 Communication Mode Description..............................................................................................................................51
5.6.2 Installing the RS485 Communications Cable........................................................................................................... 53
5.6.2.1 Terminal Block Connection......................................................................................................................................... 54
5.6.2.2 Connecting Cables to the RJ45 Network Port......................................................................................................57
5.6.3 (Optional) Installing the Solar Tracker Power Cable............................................................................................ 60
5.7 Closing the Maintenance Compartment Door........................................................................................................... 64
6 Commissioning.......................................................................................................................66
6.1 Checking Before Power-On................................................................................................................................................66
6.2 Powering On the SUN2000............................................................................................................................................... 67
6.3 Powering O the System................................................................................................................................................... 71
6.4 Power-O for Troubleshooting........................................................................................................................................ 72
7 Man-Machine Interactions.................................................................................................. 74
7.1 Operations with a USB Flash Drive................................................................................................................................ 74
7.1.1 Exporting Congurations................................................................................................................................................ 74
7.1.2 Importing Congurations............................................................................................................................................... 76
7.1.3 Exporting Data................................................................................................................................................................... 77
7.1.4 Upgrading............................................................................................................................................................................ 78
7.2 Operations with the SUN2000 App................................................................................................................................ 79
7.2.1 Operations Related to the Advanced User............................................................................................................... 80
7.2.1.1 Setting Grid Parameters...............................................................................................................................................80
7.2.1.2 Setting Protect Parameters......................................................................................................................................... 80
7.2.1.3 Setting Feature Parameters........................................................................................................................................ 81
7.2.2 Operations Related to the Special User.....................................................................................................................85
7.2.2.1 Setting Grid Parameters...............................................................................................................................................86
7.2.2.2 Setting Protection Parameters................................................................................................................................... 87
7.2.2.3 Setting Feature Parameters........................................................................................................................................ 89
7.2.2.4 Setting Power Adjustment Parameters...................................................................................................................91
8 Maintenance...........................................................................................................................96
8.1 Routine Maintenance.......................................................................................................................................................... 96
8.2 Troubleshooting..................................................................................................................................................................... 97
9 Handling the Inverter........................................................................................................ 105
9.1 Removing the SUN2000................................................................................................................................................... 105
9.2 Packing the SUN2000....................................................................................................................................................... 105
9.3 Disposing of the SUN2000.............................................................................................................................................. 105
10 Technical
Specications...................................................................................................106
SUN2000-(70KTL, 75KTL)-C1
User Manual Contents
Issue 09 (2020-10-12) Copyright © Huawei Technologies Co., Ltd. vi
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