Huawei SUN2000-250KTL Series User Manual

5.6 Connecting DC Input Power Cables................................................................................................................................54
5.7 Connecting Signal Cables................................................................................................................................................... 60
6 Check Before Power-On....................................................................................................... 62
7 Power-On and Commissioning........................................................................................... 63
7.1 Powering On the SUN2000............................................................................................................................................... 63
7.2 Commissioning Methods and Process........................................................................................................................... 65
7.3 Commissioning the SUN2000 (Using the SmartLogger)........................................................................................ 66
7.3.1 Preparations and SmartLogger WebUI Login.......................................................................................................... 66
7.3.2 Software Upgrade............................................................................................................................................................. 66
7.3.3 Commissioning Using Deployment Wizard.............................................................................................................. 66
7.3.4 Parameters Settings.......................................................................................................................................................... 70
7.4 Commissioning the SUN2000 (Using the App).......................................................................................................... 71
7.5 Upgrading the SUN2000 Using a USB Flash Drive................................................................................................... 71
8 System Maintenance............................................................................................................ 73
8.1 Routine Maintenance.......................................................................................................................................................... 73
8.2 Shutdown and
Power-O.................................................................................................................................................. 76
8.3 Power-O for Maintenance.............................................................................................................................................. 76
8.4 Replacing a Fan..................................................................................................................................................................... 78
8.5 Replacing the SUN2000...................................................................................................................................................... 81
8.6 Resetting and Turning On the DC SWITCH................................................................................................................. 82
8.7 Locating Insulation Resistance Faults............................................................................................................................ 82
9 Alarm Reference.................................................................................................................... 86
10 Technical Specications.....................................................................................................98
A Crimping an OT or DT Terminal...................................................................................... 103
B Domain Name List of Management Systems...............................................................106
C Grid Codes.............................................................................................................................107
D Resetting Password............................................................................................................ 115
E Contact Information........................................................................................................... 116
F Acronyms and Abbreviations............................................................................................118
SUN2000-(250KTL, 280KTL, 300KTL, 330KTL) Series
User Manual Contents
Issue 07 (2023-06-30) Copyright © Huawei Technologies Co., Ltd. vi

Huawei SUN2000-250KTL Series Specifications

General

Brand	Huawei
Model	SUN2000-250KTL Series
Category	Inverter
Language	English