Huawei Proprietary and Confidential                                     
Copyright © Huawei Technologies Co., Ltd. 
 
About This Document 
Purpose 
This document describes the SUN2000 inverter in terms of its installation, electrical 
connections, commissioning, maintenance, and troubleshooting. Readers should be familiar 
with the SUN2000 features and functions and safety precautions provided in this document 
before installing and operating the SUN2000. 
Store the physical documentation shipped with the product properly for future reference. 
This document is subject to update and revision. The latest version can be downloaded from 
http://support.huawei.com. 
Intended Audience 
This document is intended for photovoltaic (PV) plant operators and qualified electrical 
technical personnel. 
Symbol Conventions 
The symbols that may be found in this document are defined as follows. 
Indicates an imminently hazardous situation which, if not 
avoided, will result in death or serious injury. 
Indicates a potentially hazardous situation which, if not 
avoided, could result in death or serious injury. 
Indicates a potentially hazardous situation which, if not 
avoided, may result in minor or moderate injury. 
Indicates a potentially hazardous situation which, if not 
avoided, could result in equipment damage, data loss, 
performance deterioration, or unanticipated results. 
NOTICE is used to address practices not related to personal 
injury.