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SUN2000-(3KTL-10KTL)-M0 User Manual

This document describes the SUN2000-3KTL-M0, SUN2000-4KTL-M0, SUN2000-5KTL-M0, SUN2000-6KTL-M0, SUN2000-8KTL-M0, SUN2000-10KTL-M0, and SUN2000-12KTL-M0 in terms of their installation, electrical connections, commissioning, maintenance, and troubleshooting. BOM number: 01074467, 01074295, 01074300, 01074301, 01074302, 01074306, 01074311, 01074314, 01074315, 01074316, 01074320
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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
Safety Precautions

Safety Precautions


  • Before performing operations, read through this manual and follow all the precautions to prevent accidents. The DANGER, WARNING, CAUTION, and NOTICE statements in this document do not represent all the safety instructions. They are only supplements to the safety instructions.
  • Only certified electricians are allowed to install, connect cables for, commission, maintain, and troubleshoot Huawei products, and they must understand basic safety precautions to avoid hazards.

When operating Huawei equipment, in addition to following the general precautions in this document, follow the specific safety instructions given by Huawei. Huawei will not be liable for any consequence caused by the violation of the safety operation regulations and design, production, and usage standards.


Huawei shall not be liable for any consequence caused by any of the following events:

  • Damage during the transportation by the customer
  • Storage conditions that do not meet the requirements specified in this document.
  • Incorrect storage, installation, or use
  • Installation or use by unqualified personnel
  • Failure to follow the operation instructions and safety precautions in this document
  • Operation in extreme environments which are not covered in this document
  • Operation beyond specified ranges.
  • Unauthorized modifications to the product or software code or removal of the product
  • Device damage due to force majeure (such as earthquake, fire, and storm)
  • Warranty expiration without extension of warranty service.
  • Installation or use in environments which are not specified in relevant international standards

Personnel Requirements

  • Operation personnel should receive professional training.
  • Operation personnel should read through this document and follow all the precautions.
  • Operation personnel should be familiar with the safety standards relevant to electrical systems.
  • Operation personnel should understand the composition and working principles of the grid-tied PV system and be aware of local regulations.
  • Operation personnel must wear proper personal protective equipment (PPE).

Protecting Labels

Do not scrawl, damage, or block any warning label on the device.


Never power on the SUN2000 during installation.

  • Ensure that the SUN2000 is not connected to a power supply or powered on before finishing installation.
  • Ensure that the SUN2000 is installed in a well-ventilated environment.
  • Ensure that the SUN2000 heat sinks are free from blockage.
  • Do not open the front panel of the SUN2000.
  • Do not remove the terminals and ports at the bottom of the SUN2000.


  • When installing the device, always make the ground connection first and disconnect it in the end.
  • Do not damage the ground conductor.

Electrical Connections

Before connecting cables, ensure that the SUN2000 is secured in position and not damaged in any way. Otherwise, electric shock or fire may occur.

  • Ensure that all electrical connections comply with local electrical standards.
  • Obtain approval from the local utility company before using the SUN2000 to generate electricity in grid-tied mode.
  • Ensure that the cables used in a grid-tied PV system are properly connected and insulated and meet all specification requirements.


High voltage may cause an electric shock, which results in serious property damage, serious injury, or death from the SUN2000 in operation. Strictly comply with the safety precautions in this document and associated documents when operating the SUN2000.

  • Before operating a device, ensure that it is properly grounded.
  • Do not touch an energized SUN2000 because the heat sink reaches a high temperature.
  • Follow local laws and regulations when operating the equipment.


When the SUN2000 is powered on for the first time, only qualified personnel are allowed to set the parameters on Quick Setting. Incorrect settings may cause the SUN2000 to conflict with the local certification, which affects the normal operation of the SUN2000.

Maintenance and Replacement

High voltage may cause an electric shock, which results in serious property damage, serious injury, or death, or serious property damage from the SUN2000 in operation. Prior to maintenance, power off the SUN2000 and strictly comply with the safety precautions in this document and associated documents when operating the SUN2000.

  • A faulty SUN2000 requires overall maintenance. Contact your dealer if the SUN2000 is faulty.
  • Maintain the SUN2000 with sufficient knowledge of this document, proper tools, and testing equipment.
  • Before maintaining the SUN2000, power it off and follow the instructions on the delay discharge label. Wait for a proper time to operate the SUN2000.
  • Place temporary warning signs or erect fences to prevent unauthorized access to the maintenance site.
  • Rectify any fault that may compromise the SUN2000 security performance before powering it on again.
  • Observe ESD precautions during maintenance.
Updated: 2019-07-31

Document ID: EDOC1100059932

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