Huawei SUN2000-50KTL-ZHM3 User Manual page 6

SUN2000-(50KTL-ZHM3, 50KTL-M3)
User Manual
5.5 Installing the DC Input Power Cable .......................................................................................................................... 39
5.6 (Optional) Installing the Smart Dongle ....................................................................................................................... 43
5.7 Connecting the Signal Cable ....................................................................................................................................... 45
5.7.1 Communication Modes ............................................................................................................................................ 47
5.7.2 (Optional) Connecting the RS485 Communications Cable to the SUN2000........................................................... 48
5.7.3 (Optional) Connecting the RS485 Communications Cable to the Power Meter ...................................................... 49
5.7.4 (Optional) Connecting the Power Grid Scheduling Signal Cable ............................................................................ 50
6 Commissioning............................................................................................................................ 52
6.1 Checking Before Power-On ........................................................................................................................................ 52
6.2 System Power-On ....................................................................................................................................................... 53
7 Man-Machine Interaction .......................................................................................................... 55
7.1 Scenario in Which SUN2000s Are Connected to the FusionSolar Smart PV Management System ........................... 56
7.1.1 (Optional) Registering an Installer Account ............................................................................................................ 56
7.1.2 Creating a PV Plant and a User ................................................................................................................................ 57
7.1.3 SmartLogger Networking Scenario ......................................................................................................................... 58
7.2 Scenario in Which SUN2000s Are Connected to Other Management Systems ......................................................... 58
7.3 Energy Control ............................................................................................................................................................ 58
7.3.1 Grid-tied Point Control ............................................................................................................................................ 58
7.3.2 Apparent Power Control on the Inverter Output Side .............................................................................................. 62
8 Maintenance ................................................................................................................................. 64
8.1 System Power-Off ....................................................................................................................................................... 64
8.2 Routine Maintenance .................................................................................................................................................. 65
8.3 Troubleshooting .......................................................................................................................................................... 66
8.4 Replacing a Fan .......................................................................................................................................................... 75
9 Handling the Inverter ................................................................................................................. 78
9.1 Removing the SUN2000 ............................................................................................................................................. 78
9.2 Packing the SUN2000 ................................................................................................................................................. 78
9.3 Disposing of the SUN2000 ......................................................................................................................................... 78
10 Technical Specifications .......................................................................................................... 79
A Grid Codes................................................................................................................................... 83
B Device Commissioning ............................................................................................................. 87
C Built-in PID Recovery ............................................................................................................... 89
D Resetting Password ................................................................................................................... 90
E Setting Dry Contact Scheduling Parameters ......................................................................... 91
F AFCI ............................................................................................................................................... 92
G Smart I-V Curve Diagnosis ...................................................................................................... 94
Issue 01 (2022-07-29) Copyright © Huawei Technologies Co., Ltd.
Contents
v