Huawei SUN2000 Series Manuel utilisateur
SUN2000 Smart PV Optimizer
User Manual
Issue 04
Date 2023-04-21
HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
Copyright © Huawei Digital Power Technologies Co., Ltd. 2023. All rights reserved.
No part of this document may be reproduced or transmitted in any form or by any means without prior
written consent of Huawei Digital Power Technologies Co., Ltd.
Trademarks and Permissions
and other Huawei trademarks are the property of Huawei Technologies Co., Ltd.
All other trademarks and trade names mentioned in this document are the property of their respective
holders.
Notice
The purchased products, services and features are stipulated by the contract made between Huawei
Digital Power Technologies Co., Ltd. and the customer. All or part of the products, services and features
described in this document may not be within the purchase scope or the usage scope. Unless otherwise
specied in the contract, all statements, information, and recommendations in this document are
provided "AS IS" without warranties, guarantees or representations of any kind, either express or implied.
The information in this document is subject to change without notice. Every eort has been made in the
preparation of this document to ensure accuracy of the contents, but all statements, information, and
recommendations in this document do not constitute a warranty of any kind, express or implied.
Huawei Digital Power Technologies Co., Ltd.
Address: Huawei Digital Power Antuoshan Headquarters
Futian, Shenzhen 518043
People's Republic of China
Website: https://e.huawei.com
Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd. i
About This Document
Purpose
This document describes the Smart PV Optimizer in terms of its overview,
installation, commissioning, maintenance, and troubleshooting. Before installing
and operating the Smart PV Optimizer, read this document carefully to understand
the safety precautions and get familiar with the functions and features of the
Smart PV Optimizer.
The gures provided in this document are for reference only.
Intended Audience
This document is intended for:
● Technical support engineers
● Hardware installation engineers
● Commissioning engineers
● Maintenance engineers
Symbol Conventions
The symbols that may be found in this guide are dened as follows.
Symbol Description
Indicates a hazard with a high level of risk which, if not
avoided, will result in death or serious injury.
Indicates a hazard with a medium level of risk which, if not
avoided, could result in death or serious injury.
Indicates a hazard with a low level of risk which, if not
avoided, could result in minor or moderate injury.
SUN2000 Smart PV Optimizer
User Manual About This Document
Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd. ii
Symbol Description
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.
Supplements the important information in the main text.
NOTE is used to address information not related to personal
injury, equipment damage, and environment deterioration.
Change History
Issue Date Description
04 2023-04-21 This issue is the fourth ocial release.
● Optimized the document structure.
● Added 4 Installation and
Commissioning.
● Added 5.3 O&M for PV Modules.
● Added 5.5.1 Replacing an Optimizer
(on the FusionSolar App).
03 2022-09-20 This issue is the third ocial release.
● Updated 3.1 SUN2000-450W-P
Technical Specications.
● Updated 3.2 Technical Specications
of the SUN2000-450W-P2/
SUN2000-600W-P.
02 2022-03-25 This issue is the second ocial release.
● Updated 2 Product Overview.
● Updated 3.2 Technical Specications
of the SUN2000-450W-P2/
SUN2000-600W-P.
01 2021-10-30 This issue is the rst ocial release.
SUN2000 Smart PV Optimizer
User Manual About This Document
Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd. iii
Contents
About This Document................................................................................................................ ii
1 Safety Information.................................................................................................................. 1
1.1 Personal Safety.........................................................................................................................................................................2
1.2 Electrical Safety........................................................................................................................................................................4
1.3 Environment Requirements................................................................................................................................................. 8
1.4 Mechanical Safety.................................................................................................................................................................10
2 Product Overview.................................................................................................................. 14
2.1 Model Number Description............................................................................................................................................... 14
2.2 Product Introduction............................................................................................................................................................ 15
2.3 Structure...................................................................................................................................................................................16
2.4 Conguration Principles..................................................................................................................................................... 17
3 Technical Specications....................................................................................................... 20
3.1 SUN2000-450W-P Technical Specications................................................................................................................. 20
3.2 Technical Specications of the SUN2000-450W-P2/SUN2000-600W-P............................................................ 22
4 Installation and Commissioning........................................................................................ 24
4.1 Precautions..............................................................................................................................................................................24
4.2 Installation Requirements.................................................................................................................................................. 25
4.3 Installing the Device............................................................................................................................................................ 26
4.4 Connecting Cables................................................................................................................................................................ 28
4.5 Physical Layout...................................................................................................................................................................... 31
4.6 Checking the Optimizer Status........................................................................................................................................ 31
5 System Maintenance............................................................................................................ 32
5.1 Disconnection Detection.................................................................................................................................................... 32
5.2 Rapid Shutdown.................................................................................................................................................................... 34
5.3 O&M for PV Modules.......................................................................................................................................................... 35
5.4 Alarm List................................................................................................................................................................................ 36
5.5 Replacing an Optimizer...................................................................................................................................................... 37
5.5.1 Replacing an Optimizer (on the FusionSolar App)................................................................................................38
5.5.2 Replacing an Optimizer (on the Local Device Commissioning Screen)......................................................... 39
6 FAQ........................................................................................................................................... 41
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User Manual Contents
Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd. iv
6.1 How Do I Troubleshoot the Problem that the PV String Resistance Is Not Equal to the Number of
Optimizers?.................................................................................................................................................................................... 41
6.2 How Do I Obtain Contact Information?........................................................................................................................43
A Acronyms and Abbreviations............................................................................................. 46
SUN2000 Smart PV Optimizer
User Manual Contents
Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd. v
1 Safety Information
Statement
Before transporting, storing, installing, operating, using, and/or maintaining
the equipment, read this document, strictly follow the instructions provided
herein, and follow all the safety instructions on the equipment and in this
document. In this document, "equipment" refers to the products, software,
components, spare parts, and/or services related to this document; "the Company"
refers to the manufacturer (producer), seller, and/or service provider of the
equipment; "you" refers to the entity that transports, stores, installs, operates,
uses, and/or maintains the equipment.
The Danger, Warning, Caution, and Notice statements described in this
document do not cover all the safety precautions. You also need to comply with
relevant international, national, or regional standards and industry practices. The
Company shall not be liable for any consequences that may arise due to
violations of safety requirements or safety standards concerning the design,
production, and usage of the equipment.
The equipment should be used in an environment that meets the design
specications. Otherwise, the equipment may be faulty, malfunctioning, or
damaged, which is not covered under the warranty. The Company shall not be
liable for any property loss, personal injury, or even death caused thereby.
Comply with applicable laws, regulations, standards, and specications during
transportation, storage, installation, operation, use, and maintenance.
Do not perform reverse engineering, decompilation, disassembly, adaptation,
implantation, or other derivative operations on the equipment software. Do not
study the internal implementation logic of the equipment, obtain the source code
of the equipment software, violate intellectual property rights, or disclose any of
the performance test results of the equipment software.
The Company shall not be liable for any of the following circumstances or
their consequences:
● The equipment is damaged due to force majeure such as earthquakes, oods,
volcanic eruptions, debris ows, lightning strikes, res, wars, armed conicts,
typhoons, hurricanes, tornadoes, and other extreme weather conditions.
● The equipment is operated beyond the conditions specied in this document.
SUN2000 Smart PV Optimizer
User Manual 1 Safety Information
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● The equipment is installed or used in environments that do not comply with
international, national, or regional standards.
● The equipment is installed or used by unqualied personnel.
● You fail to follow the operation instructions and safety precautions on the
product and in the document.
● You remove or modify the product or modify the software code without
authorization.
● You or a third party authorized by you cause the equipment damage during
transportation.
● The equipment is damaged due to storage conditions that do not meet the
requirements specied in the product document.
● You fail to prepare materials and tools that comply with local laws,
regulations, and related standards.
● The equipment is damaged due to your or a third party's negligence,
intentional breach, gross negligence, or improper operations, or other reasons
not related to the Company.
1.1 Personal Safety
D ANGER
Ensure that power is o during installation. Do not install or remove a cable with
power on. Transient contact between the core of the cable and the conductor will
cause electric arcs, sparks, re, or explosion, which may result in personal injury.
D ANGER
Non-standard and improper operations on the energized equipment may cause
re, electric shocks, or explosion, resulting in property damage, personal injury, or
even death.
D ANGER
Before operations, remove conductive objects such as watches, bracelets, bangles,
rings, and necklaces to prevent electric shocks.
D ANGER
During operations, use dedicated insulated tools to prevent electric shocks or short
circuits. The dielectric withstanding voltage level must comply with local laws,
regulations, standards, and specications.
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User Manual 1 Safety Information
Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd. 2
D ANGER
During operations, wear personal protective equipment such as protective
clothing, insulated shoes, goggles, safety helmets, and insulated gloves.
Figure 1-1 Personal protective equipment
General Requirements
● Do not stop protective devices. Pay attention to the warnings, cautions, and
related precautionary measures in this document and on the equipment.
● If there is a likelihood of personal injury or equipment damage during
operations, immediately stop, report the case to the supervisor, and take
feasible protective measures.
● Do not power on the equipment before it is installed or conrmed by
professionals.
● Do not touch the power supply equipment directly or with conductors such as
damp objects. Before touching any conductor surface or terminal, measure
the voltage at the contact point to ensure that there is no risk of electric
shock.
● Do not touch operating equipment because the enclosure is hot.
● In the case of a re, immediately leave the building or the equipment area
and activate the re alarm or call emergency services. Do not enter the
aected building or equipment area under any circumstances.
Personnel Requirements
● Only professionals and trained personnel are allowed to operate the
equipment.
– Professionals: personnel who are familiar with the working principles and
structure of the equipment, trained or experienced in equipment
operations and are clear of the sources and degree of various potential
hazards in equipment installation, operation, maintenance
– Trained personnel: personnel who are trained in technology and safety,
have required experience, are aware of possible hazards on themselves in
SUN2000 Smart PV Optimizer
User Manual 1 Safety Information
Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd. 3
certain operations, and are able to take protective measures to minimize
the hazards on themselves and other people
● Personnel who plan to install or maintain the equipment must receive
adequate training, be able to correctly perform all operations, and understand
all necessary safety precautions and local relevant standards.
● Only qualied professionals or trained personnel are allowed to install,
operate, and maintain the equipment.
● Only qualied professionals are allowed to remove safety facilities and inspect
the equipment.
● Personnel who will perform special tasks such as electrical operations,
working at heights, and operations of special equipment must possess the
required local qualications.
● Only authorized professionals are allowed to replace the equipment or
components (including software).
● Only personnel who need to work on the equipment are allowed to access
the equipment.
1.2 Electrical Safety
D ANGER
Before connecting cables, ensure that the equipment is intact. Otherwise, electric
shocks or re may occur.
D ANGER
Non-standard and improper operations may result in re or electric shocks.
D ANGER
Prevent foreign matter from entering the equipment during operations. Otherwise,
equipment damage, load power derating, power failure, or personal injury may
occur.
WARNING
For the equipment that needs to be grounded, install the ground cable rst when
installing the equipment and remove the ground cable last when removing the
equipment.
SUN2000 Smart PV Optimizer
User Manual 1 Safety Information
Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd. 4
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