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Huawei SUN2000 User Manual

Huawei SUN2000 User Manual

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SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0)
User Manual
Issue
18
Date
2024-03-20
HUAWEI TECHNOLOGIES CO., LTD.

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Summary of Contents for Huawei SUN2000

  • Page 1 SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) User Manual Issue Date 2024-03-20 HUAWEI TECHNOLOGIES CO., LTD.
  • Page 2 Notice The purchased products, services and features are stipulated by the contract made between Huawei 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

    This document describes the installation, electrical connections, commissioning, maintenance, and troubleshooting of the SUN2000-196KTL-H0, SUN2000-200KTL- H2, and SUN2000-215KTL-H0 (also referred to as SUN2000). Before installing and operating the inverter, ensure that you are familiar with the features, functions, and safety precautions provided in this document.
  • Page 4 50 mm of slack." in the figure to "During DC input power cabling, leave at least 150 mm of slack." Issue 14 (2023-05-25) Updated 2.1 Product Overview. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 5 8.6 Resetting and Turning On the DC Switch. Issue 08 (2021-09-30) Updated Appearance. Updated 2.3.1 Enclosure Labels. Updated 5.3 Opening the Maintenance Compartment Door. Updated 5.4 (Optional) Replacing the Crimping Module. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 6 Issue 03 (2020-12-21) Updated 5.6 Connecting the AC Output Power Cable. Issue 02 (2020-10-30) Added descriptions about the SUN2000-200KTL-H2 and SUN2000-215KTL-H0. Issue 01 (2020-05-15) This issue is used for first office application (FOA). Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 7: Table Of Contents

    4.4.2 Wall-mounted Installation............................. 35 4.5 Installing the Inverter................................36 5 Electrical Connections......................40 5.1 Precautions....................................40 5.2 Crimping an OT or DT Terminal............................41 5.3 Opening the Maintenance Compartment Door......................44 Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 8 8.7 Locating Insulation Resistance Faults..........................102 9 Handling the Inverter......................105 9.1 Removing the SUN2000..............................105 9.2 Packing the SUN2000............................... 105 9.3 Disposing of the SUN2000.............................. 105 10 Technical Data........................106 A Securing Y-Branch Connectors..................110 B String Access Detection..................... 113 Issue 18 (2024-03-20)
  • Page 9 User Manual Contents C Domain Name List of Management Systems...............116 D Grid Codes..........................117 E Resetting Password......................123 F Contact Information......................124 G Digital Power Customer Service..................126 H Acronyms and Abbreviations...................127 Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd. viii...

  • Page 10: Safety Information

    The equipment is damaged due to force majeure such as earthquakes, floods, volcanic eruptions, debris flows, lightning strikes, fires, wars, armed conflicts, typhoons, hurricanes, tornadoes, and other extreme weather conditions. ● The equipment is operated beyond the conditions specified in this document. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 11: 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 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 12 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 Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 13: 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 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 14 If the equipment has multiple inputs, disconnect all the inputs before operating the equipment. ● Before maintaining a downstream electrical or power distribution device, turn off the output switch on the power supply equipment. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 15 For example, check that the current-carrying capacity meets requirements. ● When routing cables, reserve at least 30 mm clearance between the cables and heat-generating components or areas. This prevents deterioration or damage to the cable insulation layer. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 16: Environment Requirements

    Keep the installation and operating environments of the equipment within the allowed ranges. Otherwise, its performance and safety will be compromised. ● The operating temperature range provided in the equipment's technical specifications refers to the ambient temperatures in equipment's installation environment. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 17 When installing the equipment, ensure that the installation surface is solid enough to bear the weight of the equipment. ● After installing the equipment, remove the packing materials such as cartons, foam, plastics, and cable ties from the equipment area. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 18: Mechanical Safety

    If two persons or more move a heavy object together, ensure that the object is lifted and landed simultaneously and moved at a uniform pace under the supervision of one person. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 19 Ensure that the ladder is securely positioned and held firm. ● When climbing up the ladder, keep your body stable and your center of gravity between the side rails, and do not overreach to the sides. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 20 During hoisting, do not stand or walk under the crane or the hoisted objects. ● Do not drag steel ropes and hoisting tools or bump the hoisted objects against hard objects during hoisting. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 21 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 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 22: Overview

    2 Overview Overview 2.1 Product Overview Function The SUN2000 is a three-phase grid-tied PV string inverter that converts the DC power generated by PV strings into AC power and feeds the power into the power grid. Model This document involves the following product models: ●...
  • Page 23 (C) AC power distribution unit (D) Step-up transformer (E) Power grid NO TE The SUN2000 is powered by a dedicated power transformer instead of connecting to low- voltage overhead power lines. Supported Earthing Systems The SUN2000 supports the IT earthing system.

  • Page 24: Appearance

    The SUN2000 supports the IT earthing system in PV-only scenarios. The use of the SUN2000 in other types of earthing systems, such as TT, TN-C, and TN-C-S, is not recommended. (If such an earthing system is encountered, contact the Company's engineers.)
  • Page 25 A minor alarm is generated. intervals Blinking red at long A warning alarm is generated. intervals Steady green Local maintenance succeeds. Blinking green at long In local maintenance or shuts down over a intervals command. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 26 Bluetooth module, WLAN module, or USB data cable is inserted into the USB port of the inverter. For example, local maintenance includes configuration import and export using a USB flash drive, and connecting to the SUN2000 app over a Bluetooth module, WLAN module, or USB data cable.
  • Page 27 The DC switches automatically turn off when a fault occurs in the inverters (LED4 is steady red, and the three DC switches are OFF). In this case, contact your technical support. Do not turn on the DC switches by yourself. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 28: Label Description

    ● Residual voltage exists after the inverter is powered off. It takes 15 minutes for the inverter to discharge to the safe voltage. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 29: Product Nameplate

    Before replacing the fan, disconnect warning its power connector. Inverter SN label Indicates the inverter serial number. Weight label The inverter needs to be carried by four persons or using a forklift. 2.3.2 Product Nameplate Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 30: Working Principles

    SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) User Manual 2 Overview Figure 2-6 Nameplate (SUN2000-196KTL-H0 is used as an example) (1) Trademark and product model (2) Important technical specifications (3) Compliance symbols (4) Company name and country of manufacture NO TE The nameplate figure is for reference only.

  • Page 31: Working Modes

    SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) User Manual 2 Overview Figure 2-7 Inverter conceptual diagram 2.4.2 Working Modes The SUN2000 can work in Standby, Operating, or Shutdown mode. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 32 Operating In Operating mode: ● The SUN2000 converts DC power from PV strings into AC power and feeds the power to the power grid. ● The SUN2000 tracks the maximum power point to maximize the PV string output.

  • Page 33: Smart I-V Curve Diagnosis

    User Manual 2 Overview 2.5 Smart I-V Curve Diagnosis The inverter supports the Smart I-V Curve Diagnosis function. For details, see the iMaster NetEco V600R023C00 Smart I-V Curve Diagnosis User Manual. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 34: Storage Requirements

    ● Inverters must be stored in a clean and dry environment with appropriate temperature and humidity. The air must not contain corrosive or flammable gases. Figure 3-1 Storage temperature and humidity Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 35 Do not store inverters for more than two years. If inverters have been stored for two years or longer, they must be checked and tested by professionals before being put into use. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 36: Installation

    NO TE Packing List in the packing case. For details about the number of contents, see the 4.2 Preparing Tools Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 37 Vacuum cleaner Crimping tool Removal wrench Model: PV- Model: 13001462; CZM-41100; manufacturer: manufacturer: Staubli Staubli Multimeter Marker Measuring tape Bubble or digital level DC voltage measurement range ≥ 1500 V DC Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 38: Determining The Installation Position

    If the inverter is installed in a place with abundant vegetation, in addition to routine weeding, harden the ground underneath the inverter using cement or gravel (the area shall be greater than or equal to 3 m x 2.5 m). Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 39 20 m. The inverter provides output resonance self-protection. Its energy yield may decrease if protection against resonance is triggered as the length of the inverter output cables decreases. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 40: Clearance Requirements

    The clearance around the inverter may become insufficient for reasons such as rotation axis change. The energy yield of the inverter may decrease if heat cannot be effectively dissipated. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 41 When installing multiple SUN2000s, install them in horizontal mode if sufficient space is available and install them in triangle mode if no sufficient space is available. Stacked installation is not recommended. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 42 SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) User Manual 4 Installation Figure 4-4 Horizontal installation (recommended) Figure 4-5 Triangle installation mode (recommended) Figure 4-6 Stacked installation mode (not recommended) Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 43: Installing The Mounting Bracket

    Before installing the mounting bracket, remove the security torx wrench from the mounting bracket and set it aside. Figure 4-8 Removing a security torx wrench 4.4.1 Support-mounted Installation Support-mounted Installation Step 1 Install the mounting bracket. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 44: Wall-Mounted Installation

    Figure 4-9 Installing the mounting bracket NO TE The M12x40 bolt assemblies are delivered with the SUN2000 (bound to the mounting bracket). If the bolt assembly length does not meet the installation requirements, prepare M12 bolt assemblies by yourself and use them together with the delivered M12 nuts.

  • Page 45: Installing The Inverter

    ● Secure the lifting handles (with the steel washers of the lifting handles closely fitted to the device). ● If the stud of a lifting handle is bent, replace the lifting handle in time. Figure 4-11 Taking out and moving the inverter Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 46 Figure 4-12 Lifting positions Installing the Inverter Step 1 Mount the inverter on the mounting bracket. Step 2 Tighten the two screws at the bottom of the inverter. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 47 SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) User Manual 4 Installation Figure 4-13 Installation ----End Supplementary Notes If the inverter is installed in a high position, you can hoist it. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 48 SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) User Manual 4 Installation Figure 4-14 Hoisting the inverter Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 49: Electrical Connections

    ● Only certified electrician can perform electrical terminations. ● Operation personnel must wear PPE when connecting cables. ● Before connecting cables to ports, leave enough slack to reduce the tension on the cables and prevent poor cable connections. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 50: Crimping An Ot Or Dt Terminal

    ● Do not mix up the aluminum and copper sides of a copper-to-aluminum washer. Ensure that the aluminum side of the washer contacts the aluminum wiring terminal, and that the copper side contacts the terminal block. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 51 ● Wrap the wire crimping area with heat shrink tubing or insulation tape. The heat shrink tubing is used as an example. ● Use a heat gun carefully to avoid heat damage to the equipment. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 52 (4) OT terminal (5) Hydraulic pliers (6) Heat gun Figure 5-4 Crimping a DT terminal (1) Cable (2) Core wire (3) Heat shrink tubing (4) DT terminal (5) Hydraulic pliers (6) Heat gun Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 53: Opening The Maintenance Compartment Door

    Step 3 Remove the accessories that are bound in the maintenance compartment for future use. NO TE For some models, a three-hole rubber plug is bound in the maintenance compartment. After removing the rubber plug, save it properly for future use. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 54: Optional) Replacing The Crimping Module

    5.4 (Optional) Replacing the Crimping Module Procedure NO TE If the AC output power cable has a single core, replace the crimping module. Step 1 Replace the crimping module. Figure 5-7 Replacing the crimping module ----End Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 55: Optional) Installing The Power Cable Of The Tracking System

    10 mm and a cable outer diameter of 15–18 mm. Procedure Step 1 Connect the power cable of the tracking system to the terminal block. Figure 5-8 Cable connection ----End Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 56: Connecting The Ac Output Power Cable

    The PE point in the maintenance compartment is used for connecting to the PE cable included in the multi-core AC power cable. ● There are two ground points on the chassis shell and you only need either of them. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 57 AC wiring terminal is 112 mm, the maximum conductor cross-sectional area of the single-core cable can be 400 mm Figure 5-9 Specifications of the Crimped OT/DT Terminal Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 58 ● When the MBUS is used for communication, it is recommended that the multi-wire cable be used. The maximum communication distance is 1000 m. If other types of AC power cables are used, contact Huawei technical support. Table 5-2 PE cable specifications...
  • Page 59 Sufficient slack should be provided in the PE cable to ensure that the last cable bearing the force is the PE cable when the AC output power cable bears pulling force due to force majeure. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 60 SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) User Manual 5 Electrical Connections Figure 5-12 Cable connection ----End Connecting the AC Output Power Cable (Single-core) Step 1 Connect the AC cable to the terminal block. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 61 Figure 5-13 Cable connection ----End NO TE The 32–36 mm cable is supported only by some models. Refer to the corresponding label to get the supported size. Bending Radius Figure 5-14 Bending Radius Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 62: Installing The Dc Input Power Cable

    PV strings may be short-circuited to ground if the power cables are not properly installed or routed. In this case, an AC or DC short circuit may occur and damage the inverter. The resulting device damage is not covered under any warranty. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 63 Requirements for selecting DC input terminals: Evenly distribute the DC input power cables on the DC input terminals controlled by the three DC switches. Maximize the number of connected MPPT circuits. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 64 Securing Y-Branch Connectors. Wiring rules: The PV+ on the string side must be connected to the PV+ on the SUN2000 side, and the PV– on the string side must be connected to the PV– on the SUN2000 side. Preferentially and evenly connect the Y-branch connectors to the MPPTs controlled by DC SWITCH 1 or DC SWITCH 2.
  • Page 65 Connection Description branch Connector (Part A) Connecting All models Use the DC terminals delivered with the Y-branch SUN2000s to connect part B to the connectors SUN2000s. to the PV strings (recommen ded) Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 66 SUN2000 match the DC terminals of the SUN2000, part B is needed to connect part A to the SUN2000. Use the DC terminals delivered with the SUN2000 to connect part B to the SUN2000. Cable Specifications Cable Type Conductor Cross-...
  • Page 67 PV string connector along the axial direction to check whether the connectors are securely connected. ● The connector must be securely connected. Damages caused by improper connection are not covered under the warranty. Figure 5-17 Cable connection Figure 5-18 Connector connection Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 68: Installing The Communications Cable

    PV connectors. Figure 5-19 DC input power cabling requirement ----End 5.8 Installing the Communications Cable Precautions When routing communications cables, separate communications cables from power cables to prevent communication from being affected. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 69 SmartLogger. PE, shielding ground PE, shielding ground RS485-2 RS485A, RS485 RS485B, RS485 Used for connecting differential signal+ differential signal– to RS485 slave devices. Procedure Step 1 Install the communications cable. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 70 SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) User Manual 5 Electrical Connections Figure 5-21 Cable connection (4–8 mm four-hole rubber plug) NO TICE Block unused cable holes using plugs and tighten cable glands. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 71: Closing The Maintenance Compartment Door

    ● Block unused cable holes using plugs and tighten cable glands. ----End 5.9 Closing the Maintenance Compartment Door Procedure Step 1 Adjust the support bar, close the maintenance compartment door and tighten the two screws on the door. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 72 SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) User Manual 5 Electrical Connections Figure 5-23 Closing the door ----End Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 73: System Commissioning

    CT75AFJB5/HY024-FHG-4) to seal the terminals. Device damage caused by the absence of sealing plugs is not covered by warranty. Figure 6-1 Sealing plugs with snap-fits 10. Check that idle USB ports are plugged with waterproof plugs. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 74: System Power-On

    1, the inverter reports a fault about abnormal shutdown. The inverter can start normally after the fault is automatically cleared. Step 2 Set DC SWITCH 1 (MAIN SWITCH) at the bottom of the SUN2000 chassis to ON. When you hear a click sound, the switch is ON.
  • Page 75 SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) User Manual 6 System Commissioning Step 3 Check the status of LED 1. If it is steady green, set DC SWITCH 2 and DC SWITCH 3 to ON. ----End Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 76: Man-Machine Interactions

    Connection Mode After the DC or AC side of the SUN2000 is powered on, you can connect the app to it through a WLAN module, a Bluetooth module or a USB data cable.
  • Page 77 (C) Mobile phone NO TICE ● When you use the SUN2000 app to set parameters for the inverter, setting items on certain parameter setting screens are not displayed if the AC switch between the inverter and the power grid is turned on but the three DC switches on the inverter are not in the ON position.

  • Page 78: Downloading And Installing The App

    The WLAN module or Bluetooth module is connected to the USB port at the bottom of the SUN2000. The WLAN or Bluetooth function is enabled. Keep the mobile phone within 5 m from the SUN2000. Otherwise, the communication between them would be affected. ●...
  • Page 79 User Manual 7 Man-Machine Interactions NO TE ● The screenshots in this document correspond to the SUN2000 app 3.2.00.013 (Android) and FusionSolar app 5.7.010 (Android). ● When the WLAN connection is used, scan the QR code of the WLAN module to access the login screen.
  • Page 80 SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) User Manual 7 Man-Machine Interactions Figure 7-3 Selecting a connection mode (with network access) Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 81 User Manual 7 Man-Machine Interactions Figure 7-4 Selecting a connection mode (without network access) (Scenario in which the SUN2000 is connected to other management systems) Run the SUN2000 app and access the operation screen. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 82 NO TICE ● The login password is the same as that for the SUN2000 connected to the app and is used only when the SUN2000 connects to the app. ● The initial passwords for Common User, Advanced User, and Special User are all 00000a.

  • Page 83: Operations Related To The Advanced User

    Figure 7-6 Login 7.1.4 Operations Related to the Advanced User If you log in to the app as Advanced User, you can set grid parameters, protection parameters, and feature parameters for the SUN2000. 7.1.4.1 Setting Grid Parameters Procedure Step 1 Choose Function Menu > Settings > Grid Parameters to access the parameters setting screen.

  • Page 84: Setting Protection Parameters

    If the detected value is less than the preset value, the inverter does not connect to the grid. 7.1.4.3 Setting Feature Parameters Procedure Step 1 Choose Function Menu > Settings > Feature Parameters to access the settings screen. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 85 AC switch from misoperations. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 86 – If this parameter is set to CPV 2, the inverter can quickly restart in 10 minutes if the input power of PV modules drops drastically due to shading. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 87 (min) interruption. Used for automatic shutdown for protection in case of communication interruption. Soft start/boot Specifies the duration for the time (s) power to gradually increase when the inverter starts. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 88: Operations Related To The Special User

    7.1.5 Operations Related to the Special User If you log in to the app as Special User, you can set grid parameters, protection parameters, feature parameters, and power adjustment parameters for the SUN2000. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 89: Setting Grid Parameters

    Specifies whether to allow the inverter to automatically grid recovery start after the power grid recovers. Grid connected recovery Specifies the time after which the inverter begins time from grid faults (s) restarting after the power grid recovers. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 90: Setting Protection Parameters

    (cosφ-P) exit compensation based on the cosφ-P curve. voltage (%) 7.1.5.2 Setting Protection Parameters Procedure Step 1 Choose Function Menu > Settings > Protect Parameters to go to the parameter setting screen. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 91 Specifies the level-N grid undervoltage protection protection threshold (V) threshold. Level-N undervoltage Specifies the level-N grid undervoltage protection protection duration (ms) duration. Level-N overfrequency Specifies the level-N grid overfrequency protection protection threshold (Hz) threshold. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 92: Setting Feature Parameters

    Level-N underfrequency Specifies the level-N grid underfrequency protection protection duration (ms) duration. 7.1.5.3 Setting Feature Parameters Procedure Step 1 Choose Function Menu > Settings > Feature Parameters to access the settings screen. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 93 Threshold for Specifies the threshold for triggering LVRT. The This parameter is triggering threshold settings should meet the local grid displayed when LVRT LVRT (V) standard. is set to Enable. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 94 HVRT is short for high voltage ride-through. When the grid voltage is abnormally high for a short time, the inverter cannot disconnect from the power grid immediately and has to work for some time. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 95 Enable. ● LVRT recovery threshold = Threshold for triggering LVRT + VRT exit hysteresis threshold ● HVRT recovery threshold = Threshold for triggering HVRT - VRT exit hysteresis threshold Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 96 (s) system. TCP frame Specifies the maximum length of the TCP frame length sent by the northbound device to the solar inverter. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 97: Setting Power Adjustment Parameters

    If this parameter is set to Disable, the inverter does not respond to the scheduling instruction from the remote port. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 98 This parameter is displayed power compensation at night, the when Night-time reactive compensation reactive power is scheduled by power output and Enable (kVar) fixed value. reactive power parameters at night are set to Enable. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 99 Specifies the recovery rate of the gradient of overfrequency derating power. overfrequency derating (%/min) PF (U) voltage Specifies the time for filtering the detection filtering grid voltage in the PF-U curve. time (s) Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 100: Upgrading The Inverter

    Step 1 Download the required software upgrade package from the technical support website. Step 2 Decompress the upgrade package and copy all files to the root directory of the USB flash drive. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 101 After the restart, the indicator is blinking green slowly for 1 minute and then it becomes steady green, which indicates that the upgrade is successful. ----End Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 102: Maintenance

    (PPE) and begin servicing the inverter fifteen minutes after power- off. Procedure Step 1 Run a shutdown command on the SUN2000 app, SmartLogger, or network management system (NMS). For details, see the user manual of the corresponding product. Issue 18 (2024-03-20)

  • Page 103: Power-Off For Troubleshooting

    Step 2 If the solar inverter is not shut down due to a fault, send a shutdown command on the SUN2000 app, SmartLogger, or management system. If the solar inverter has shut down due to a fault, go to the next step.

  • Page 104: Routine Maintenance

    8.3 Routine Maintenance Maintenance Item To ensure that the inverter can operate properly for a long term, you are advised to perform routine maintenance on it as described in this chapter. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 105 USB ports are locked by waterproof caps. Grounding Ground cables are securely The first inspection is reliability connected. 6 months after the initial commissioning. From then on, the interval can be 6 or 12 months. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 106: Replacing A Fan

    Step 1 Remove the screw on the fan tray and save it. Pull out the fan tray until the fan baffle plate aligns with the inverter chassis. Figure 8-3 Pulling out fan tray (1) Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 107 Step 4 Remove cable ties from the faulty fan. ● FAN 1 Faulty Figure 8-6 Removing the FAN 1 cable ties ● FAN 2 Faulty Figure 8-7 Removing the FAN 2 cable ties ● FAN 3 Faulty Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 108 Binding positions for fan 1 Figure 8-11 Binding the FAN 1 cables ● Binding positions for fan 2 Figure 8-12 Binding the FAN 2 cables ● Binding positions for fan 3 Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 109 Step 9 Connect the cables correctly according to the cable labels and bind the cables. Figure 8-15 Reconnecting and binding the cables Step 10 Push the fan tray into the slot and tighten the screw. Figure 8-16 Reinstalling the fan tray ----End Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 110: Alarm Reference

    Step 2 Set the DC switches to ON. Step 3 Tighten the caps of the RESET buttons. Figure 8-17 Resetting and Turning On the DC Switch (DC SWITCH 1 is used as an example) ----End Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 111: Locating Insulation Resistance Faults

    ● If reactive power output at night is disabled, the inverter performs insulation resistance detection by default when it is started. If the ground resistance of a PV string connected to the SUN2000 is too low, the SUN2000 generates a Low insulation resistance alarm.
  • Page 112 Maintenance > Inverter ON/OFF on the home screen, and send a shutdown command. Set the DC SWITCH of the SUN2000 to OFF. Step 2 Connect a PV string to the SUN2000 and set the DC SWITCH to ON. If the SUN2000 status is Shutdown: Command, choose Maintenance > Inverter ON/OFF on the home screen and send a startup command.
  • Page 113 PV modules at the possible fault position. Step 7 Set the DC SWITCH to ON. If the SUN2000 status is Shutdown: Command, choose Maintenance > Inverter ON/OFF on the home screen and send a startup command.

  • Page 114: Handling The Inverter

    If the original packing materials are not available, put the SUN2000 inside a suitable cardboard box and seal it properly. 9.3 Disposing of the SUN2000 If the SUN2000 service life expires, dispose of it according to the local disposal rules for electrical equipment waste. Issue 18 (2024-03-20)

  • Page 115: Technical Data

    1500 V voltage Maximum input 30 A current (per MPPT) Maximum short- 50 A circuit current (per MPPT) Maximum backfeed current to the PV array Lowest operating/ 500 V/550 V startup voltage Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 116 155.2 A current Power factor 0.8 leading and 0.8 leading and 0.8 leading and 0.8 lagging 0.8 lagging 0.8 lagging Maximum total < 3% < 3% < 3% harmonic distortion (rated power) Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 117 (RCMU) Overvoltage PV II/AC III category Display and Communication Technical SUN2000-196KTL SUN2000-200KTL SUN2000-215KT Specifications L-H0 Display LED indicator, Bluetooth module+app, USB data cable+app, and WLAN module+app RS485 Supported MBUS Supported Supported Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 118 Smart air cooling Highest operating 5000 m (derated when the altitude is greater than 4000 altitude Humidity 0%–100% RH Input terminal MC4 EVO2 Output terminal Waterproof terminal+OT/DT terminal IP rating IP66 Topology Transformerless Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 119: A Securing Y-Branch Connectors

    Prepare a tray based on the base size of the solar inverter and the cabling of the Y-branch connectors. ● Material: outdoor corrosion-resistant material ● Bearing capacity: ≥ 10 kg Figure A-1 Recommended dimensions Step 1 Install a tray. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 120 Method 2: Using a Beam Prepare a beam based on the base size of the solar inverter and the cabling of the Y-branch connectors. ● Material: outdoor corrosion-resistant material ● Bearing capacity: ≥ 10 kg Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 121 A Securing Y-Branch Connectors Figure A-4 Recommended dimensions Step 1 Install a beam. Figure A-5 Installing a beam Step 2 Bind the Y-branch connectors on the beam. Figure A-6 Binding Y-branch connectors ----End Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 122: B String Access Detection

    PV strings are restored only when the string current reaches Startup current for 2 in 1 detection. Procedure Step 1 Log in to the SUN2000 app as Advanced User. The initial password is 00000a. NO TE Use the initial password upon first power-on and change it immediately after login. To ensure account security, change the password periodically and keep the new password in mind.
  • Page 123 When the current of a PV string reaches for 2 in 1 Startup current for 2 in 1 detection, the detection PV string is automatically identified as 2 in You are advised to use the default value. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 124 You are advised to retain the default value. If the value is incorrectly set, the PV string access type may be incorrectly identified and alarms may be generated by mistake for the PV string connection status. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 125: C Domain Name List Of Management Systems

    The list is subject to change. Table C-1 Domain names of management systems Domain Name Data Type Scenario intl.fusionsolar.huawei.com Public IP address FusionSolar SmartPVMS NOTE The domain name is compatible with cn.fusionsolar.huawei.com (Chinese mainland). Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 126: D Grid Codes

    Chile-MV800 Chile medium-voltage Supporte power grid Mexico-MV800 Mexico power grid Supporte EN50438-TR-MV800 Türkiye medium-voltage Supporte power grid TAI-PEA-MV800 Thailand PEA medium- Supporte voltage power grid Philippines-MV800 Philippines medium-voltage Supporte power grid Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 127 IEC 61727-MV800-60HZ General medium-voltage Supporte Supporte power grid Pakistan-MV800 Pakistan medium-voltage Supporte power grid BRASIL-ANEEL-MV800 Brazil medium-voltage Supporte power grid Israel-MV800 Israel power grid Supporte CEI0-16-MV800 Italy medium-voltage power Supporte grid Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 128 Reserved Supporte Supporte RD1699/661-MV800 Spain medium-voltage Supporte power grid PO12.3-MV800 Spain medium-voltage Supporte power grid Vietnam-MV800 Vietnam medium-voltage Supporte power grid CHILE-PMGD-MV800 Chile PMGD medium- Supporte voltage power grid (800 V) Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 129 Germany medium-voltage Supporte power grid (800 V) Panama-MV800 Panama medium-voltage Supporte power grid (800 V) Macedonia-MV800 North Macedonia medium- Supporte voltage power grid (800 V) SINGAPORE-MV800 Singapore medium-voltage Supporte power grid Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 130 UZBEKISTAN-MV800 Uzbekistan power grid Supporte CZECH-EN50549-MV800 Czech Republic power grid Supporte MAURITIUS-MV800 Mauritius power grid Supporte SAUDI-MV800 Saudi Arabia power grid Supporte CHINA-GBT19964- China GB/T 19964 standard Supporte MV800 power grid Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 131 SUN200 SUN2000 -196KTL- 0-200KT -215KTL- L-H2 CHINA-GBT29319- China GB/T 29319 standard Supporte MV800 power grid NO TE The grid codes are subject to change. The listed codes are for reference only. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 132: E Resetting Password

    NO TICE ● SUN2000HA V300R001C00SPC133 and later versions support password reset. ● You are advised to reset the password in the morning or at night when the solar irradiance is low. Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 133: F Contact Information

    To ensure faster and better services, we kindly request your assistance in providing the following information: ● Model ● Serial number (SN) ● Software version ● Alarm ID or name ● Brief description of the fault symptom Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 134 SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) User Manual F Contact Information 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 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 135: G Digital Power Customer Service

    SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) User Manual G Digital Power Customer Service Digital Power Customer Service https://digitalpower.huawei.com/robotchat/ Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 136: H Acronyms And Abbreviations

    H Acronyms and Abbreviations Acronyms and Abbreviations California Energy Commission Concentrated Photovoltaics technology light emitting diode MBUS monitoring bus maximum power point MPPT maximum power point tracking potential induced degradation photovoltaic Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 137 SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) User Manual H Acronyms and Abbreviations RCMU residual current monitoring unit WEEE waste electrical and electronic equipment Issue 18 (2024-03-20) Copyright © Huawei Technologies Co., Ltd.

This manual is also suitable for:

Sun2000-196ktl-h0Sun2000-200ktl-h2Sun2000-215ktl-h0

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