Huawei SUN2000 Series User Manual
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Huawei SUN2000 Series User Manual

Smart pv optimizer
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SUN2000 Smart PV Optimizer
User Manual
Issue
04
Date
2023-04-21
HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.

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Summary of Contents for Huawei SUN2000 Series

  • Page 1 SUN2000 Smart PV Optimizer User Manual Issue Date 2023-04-21 HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
  • Page 2 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 specified in the contract, all statements, information, and recommendations in this document are provided "AS IS"...

  • Page 3: About This Document

    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. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 4 This issue is the second official release. ● Updated 2 Product Overview. ● Updated 3.2 Technical Specifications of the SUN2000-450W-P2/ SUN2000-600W-P. 2021-10-30 This issue is the first official release. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 5: Table Of Contents

    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 Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 6 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 Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 7: Safety Information

    ● The equipment is operated beyond the conditions specified in this document. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 8: Personal Safety

    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 specifications. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 9 – Trained personnel: personnel who are trained in technology and safety, have required experience, are aware of possible hazards on themselves in Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 10: Electrical Safety

    WARNING For the equipment that needs to be grounded, install the ground cable first when installing the equipment and remove the ground cable last when removing the equipment. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 11 Disconnect the power supply. Check whether the equipment is live. Install a ground cable. Hang warning signs and set up fences. ● Do not open equipment panels. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 12 Secure buried cables using cable supports and cable clips. Ensure that the cables in the backfill area are in close contact with the ground to prevent cable deformation or damage during backfilling. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 13 (ASICs), observe ESD protection regulations and wear ESD clothing and ESD gloves or a well- grounded ESD wrist strap. Figure 1-2 Wearing an ESD wrist strap Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 14: Environment Requirements

    General Requirements ● Ensure that the equipment is stored in a clean, dry, and well ventilated area with proper temperature and humidity and is protected from dust and condensation. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 15 ● After installing the equipment, remove the packing materials such as cartons, foam, plastics, and cable ties from the equipment area. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 16: Mechanical Safety

    ● Use correct tools and operate them in the correct way. Moving Heavy Objects ● Be cautious to prevent injury when moving heavy objects. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 17 Do not pile up scaffolding, springboards, or other objects on the ground under the area involving working at heights. Do not allow people to stay or pass under the area involving working at heights. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 18 If a single ladder is used, the recommended angle for the ladder against the floor is 75 degrees, as shown in the following figure. A square can be used to measure the angle. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 19 To avoid short circuits or other risks, do not drill holes into buried pipes or cables. ● When drilling holes, protect the equipment from shavings. After drilling, clean up any shavings. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 20: Product Overview

    SUN2000-450W-P2 450 W 150 mm 1300 mm SUN2000-600W-P (long input 600 W 1000 mm 1300 mm power cable) SUN2000-600W-P (short 600 W 150 mm 1300 mm input power cable) Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 21: Product Introduction

    Full configuration: All PV modules are connected to optimizers. In this scenario, the MPPT function, module-level shutdown and monitoring, and long-string design are supported. Figure 2-2 Optimizers configured for all PV modules Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 22: Structure

    SUN2000 Smart PV Optimizer User Manual 2 Product Overview 2.3 Structure Optimizer Dimensions Figure 2-3 SUN2000-450W-P dimensions Figure 2-4 SUN2000-450W-P2/SUN2000-600W-P (short input power cable) dimensions Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 23: Configuration Principles

    The number of optimizers supported in a PV string, the upper limit of the string power, and requirements for connecting PV strings in parallel vary according to the inverter model. The configuration principles for different inverter models are as follows: Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 24 12 kW Optimizers Supported by Inverters The optimizer models supported by different inverters may vary, as described in the following table. NO TE "√" indicates supported. "×" indicates not supported. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 25 "√" indicates mixed use supported. "×" indicates mixed use not supported. Optimizer SUN2000-450 SUN2000-450 SUN2000-600 MERC-1100W MERC-1300W Compatibility W-P2 SUN2000-450 √ √ √ × × SUN2000-450 √ √ √ × × W-P2 SUN2000-600 √ √ √ × × Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 26: Technical Specifications

    Rated PV module 450 W power Maximum PV 472.5 W module power Maximum input 80 V voltage MPPT voltage 8–80 V range Maximum short- 13 A circuit current Overvoltage level Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 27 Note a: When the operating temperature of the optimizer ranges from 70°C to 85°C, the optimizer may shut down for overtemperature protection and report an overtemperature alarm. After the operating temperature decreases, the optimizer automatically recovers with no risk of damage. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 28: Technical Specifications Of The Sun2000-450W-P2/Sun2000-600W-P

    MPPT voltage 10–80 V range Maximum short- 14.5 A circuit current Overvoltage level Output Technical SUN2000-450W-P2 SUN2000-600W-P Specifications Rated output 450 W 600 W power Output voltage 0–80 V Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 29 Note a: When the operating temperature of the optimizer ranges from 70°C to 85°C, the optimizer may shut down for overtemperature protection and report an overtemperature alarm. After the operating temperature decreases, the optimizer automatically recovers with no risk of damage. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 30: Installation And Commissioning

    Do not reversely connect the input and output power cables. Otherwise, the optimizer may be damaged. ● Other precautions are listed below. Table 4-1 Other precautions Scenario Optimiz Battery Description Pure off- Optimizers are not supported. grid Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 31: Installation Requirements

    After the grid recovers and the irradiance is normal, the system automatically starts. 4.2 Installation Requirements ● Clearance requirements Reserve appropriate clearances around the optimizer for installation and heat dissipation. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 32: Installing The Device

    Figure 4-2 Removing the label and attaching it to the physical layout template Step 2 Install the optimizer. ● Method 1: Install the optimizer to the extruded aluminum profile using a T- shaped bolt. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 33 NO TE – Do not press the optimizer mounting ear against the positioning pole of the frame mounting bracket. – The frame mounting kit should be purchased from the Company. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 34: Connecting Cables

    Step 2 Use a multimeter to measure the resistance of the PV string when the irradiance is adequate. The resistance level of the multimeter affects the measurement precision of the PV string output resistance. Select the minimum resistance level that meets the measurement requirements. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 35 Determine the positive and negative terminals of the PV string cables and prepare correct cable labels. Figure 4-8 Determining the positive and negative terminals of PV string cables Connect the PV string cables to the inverter. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 36 (to minimize the distance D), as shown in the following figures. Figure 4-9 Required cabling Figure 4-10 Prohibited cabling ----End Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 37: Physical Layout

    QR code is attached within the frame. 4.6 Checking the Optimizer Status Step 1 Open the FusionSolar app, enter intl.fusionsolar.huawei.com in Login setting, log in as an installer, choose Me > Commission Device, and connect to the WLAN hotspot of the inverter.

  • Page 38: System Maintenance

    Step 1 Log in to the FusionSolar app and tap the plant name on the Home screen to access the plant screen. Step 2 Choose Layout, tap Disconnection detection to check optimizer disconnection, and rectify the fault based on the result. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 39 Method 2: Disconnection Detection on the WebUI of the FusionSolar SmartPVMS Step 1 Log in to https://intl.fusionsolar.huawei.com to access the WebUI of the FusionSolar SmartPVMS. Step 2 On the Home page, click the plant name to go to the plant page. Choose Layout, tap Disconnection detection to check optimizer disconnection, and rectify the fault based on the result.

  • Page 40: Rapid Shutdown

    (For details about which DI port is used, see the corresponding inverter user manual.) The switch is turned on by default. Turn off the switch to trigger a rapid shutdown. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 41: O&M For Pv Modules

    = Optimizer output power/ Optimizer rated power. The color of a PV module depends on the power ratio range. A darker color indicates a smaller power ratio, and vice versa. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 42: Alarm List

    Table 5-2 Common alarms and troubleshooting measures Alarm Name Cause Suggestion Input Optimizer input Check whether the open-circuit overvoltage overvoltage occurred. voltage of the PV module connected to the optimizer exceeds 80 V. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 43: Replacing An Optimizer

    2. If the fault persists, contact the installation contractor. NO TE Contact the service provider if all suggested measures listed above are completed and the fault still exists. 5.5 Replacing an Optimizer Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 44: Replacing An Optimizer (On The Fusionsolar App)

    Step 7 Choose Devices > Connected devices > Optimizer, tap Optimizer No., select the faulty optimizer, tap Device Replacement, and replace the optimizer as prompted. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 45: Replacing An Optimizer (On The Local Device Commissioning Screen)

    Step 5 Install a new optimizer. Secure the new optimizer to the corresponding bolt and tighten the bolt. Connect the cables to the new optimizer based on the recorded information. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 46 PV module, and bind the new optimizer according to the recorded mapping information. Tap Submit. ----End Follow-up Procedure Pack the faulty component and return it to the local warehouse of the Company. Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

  • Page 47: Faq

    PV string, the PV string resistance should be about 16 kΩ. If the measured PV string resistance is abnormal, rectify the fault by referring to this section. Figure 6-1 Measuring the PV string resistance Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 48 PV is normal. For details, see strings. Table 6-2. ● The optimizer is faulty. Figure 6-2 Measuring the optimizer output resistance Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 49 6.2 How Do I Obtain Contact Information? If you have any questions about this product, please contact us. Table 6-3 Customer service contact information Regio Country/ Email Region Europ France eu_inverter_support@huawei.com 0080033888888 Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 50 Korea North United eu_inverter_support@huawei.com 1-877-948-2934 Ameri States Canada eu_inverter_support@huawei.com 1-855-482-9343 Latin Mexico la_inverter_support@huawei.com 018007703456 Ameri /0052-442-4288288 Argentina 0-8009993456 Brazil 0-8005953456 Chile 800201866 (only available on fixed- line) Others 0052-442-4288288 Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 51 8001161177 Arabia Pakistan 0092512800019 Morocco 0800009900 Others 0020235353900 NO TE EU Representative Information: Huawei Technologies Hungary Kft. Add.: HU-1133 Budapest, Váci út 116-118., 1. Building, 6. floor. Email: hungary.reception@huawei.com Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.
  • Page 52 User Manual A Acronyms and Abbreviations Acronyms and Abbreviations direct current electrical fast transient electromagnetic interference electromagnetic susceptibility electrostatic discharge MPPT maximum power point tracking radiated emission radiated susceptibility Issue 04 (2023-04-21) Copyright © Huawei Digital Power Technologies Co., Ltd.

This manual is also suitable for:

Sun2000-450w-pSun2000-450w-p2Sun2000-600w-p

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