Huawei SUN2000 Series User Manual
  1. Manuals
  2. Brands
  3. Huawei Manuals
  4. Inverter
  5. SUN2000 Series
  6. User manual

Huawei SUN2000 Series User Manual

Hide thumbs Also See for SUN2000 Series:
Table of Contents

Advertisement

Quick Links

SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0)
Series
User Manual
Issue
07
Date
2021-07-08
HUAWEI TECHNOLOGIES CO., LTD.

Advertisement

Table of Contents

Troubleshooting

loading

Related Manuals for Huawei SUN2000 Series

Summary of Contents for Huawei SUN2000 Series

  • Page 1 SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) Series User Manual Issue Date 2021-07-08 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

    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. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 4 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 5: Table Of Contents

    4.3.1 Environment Requirements............................21 4.3.2 Space Requirements................................. 22 4.4 Installing the Mounting Bracket............................24 4.4.1 Support-mounted Installation............................25 4.4.2 Wall-mounted Installation............................. 26 4.5 Installing the Inverter................................27 5 Electrical Connections......................30 5.1 Precautions....................................30 Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 6 8.4 Replacing a Fan..................................87 8.5 Troubleshooting..................................90 9 Handling the Inverter......................102 9.1 Removing the SUN2000..............................102 9.2 Packing the SUN2000............................... 102 9.3 Disposing of the SUN2000.............................. 102 10 Technical Data........................103 Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 7 SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) Series User Manual Contents A Securing Y-Branch Connectors..................107 B String Access Detection..................... 110 C Domain Name List of Management Systems...............113 D Acronyms and Abbreviations................... 114 Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 8: Safety Information

    The "NOTICE", "CAUTION", "WARNING", and "DANGER" statements in this document do not cover all the safety instructions. They are only supplements to the safety instructions. Huawei will not be liable for any consequence caused by the violation of general safety requirements or design, production, and usage safety standards.

  • Page 9: Personnel Requirements

    Do not touch the energized equipment, as the enclosure is hot. 1.2 Personnel Requirements ● Personnel who plan to install or maintain Huawei equipment must receive thorough training, understand all necessary safety precautions, and be able to correctly perform all operations.

  • Page 10: Electrical Safety

    Do not connect or disconnect power cables with power on. Transient contact between the core of the power cable and the conductor will generate electric arcs or sparks, which may cause fire or personal injury. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 11: Installation Environment Requirements

    Ensure that the ladder is securely positioned. The recommended angle for a ladder against the floor is 75 degrees, as shown in the following figure. An angle rule can be used to measure the angle. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 12: Commissioning

    When the equipment is powered on for the first time, ensure that professional personnel set parameters correctly. Incorrect settings may result in inconsistency with local certification and affect the normal operation of the equipment. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 13: Maintenance And Replacement

    If the equipment is faulty, contact your dealer. ● The equipment can be powered on only after all faults are rectified. Failing to do so may escalate faults or damage the equipment. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 14: Overview

    Value Series SUN2000: three-phase grid-tied PV string inverter Power class 196K: The power class is 196 kW. 200K: The power class is 200 kW. 215K: The power class is 215 kW. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 15 1500 V DC input voltage NO TE The SUN2000-196KTL-H0 is applicable only to the Chinese mainland. For other countries or regions, Huawei does not provide quality assurance. Network Application The inverter applies to grid-tied PV systems for commercial rooftop PV plants and large PV plants.

  • Page 16: Appearance

    The SUN2000 can also apply to the AC power system with the neutral point grounding of the step-up transformer. The SUN2000 itself does not connect to any neutral wire. Figure 2-4 AC power system with the neutral point grounding 2.2 Appearance Dimensions Front View Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 17 A major alarm is generated. If the PV connection indicator and grid connection indicator are both not blinking green fast, replace components or the solar inverter as instructed by the SUN2000 app. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 18 (3) DC input terminals (controlled by (4) DC switch 2 (DC SWITCH 2) DC SWITCH 2) (5) DC input terminals (controlled by (6) DC switch 3 (DC SWITCH 3) DC SWITCH 3) Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 19: Label Description

    15 minutes for the inverter to discharge to the safe voltage. Refer to documentation Reminds operators to refer to the documents shipped with the inverter. Grounding Indicates the position for connecting the protective earthing (PE) cable. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 20: Product Nameplate

    Fan replacement warning Before replacing a fan, disconnect its power connectors. Inverter ESN label Indicates the inverter serial number. Weight label The inverter needs to be carried by four persons or using a pallet truck. 2.3.2 Product Nameplate Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 21: Working Principles

    MPPT circuits inside the inverter to track the maximum power point of the PV strings. The DC power is then converted into three-phase AC power through an inverter circuit. Surge protection is supported on both the DC and AC sides. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 22: Working Modes

    SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) Series User Manual 2 Overview Figure 2-6 Inverter conceptual diagram 2.4.2 Working Modes The SUN2000 can work in Standby, Operating, or Shutdown mode. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 23 ● In Standby or Operating mode, the SUN2000 enters Shutdown mode after detecting a fault or shutdown command. ● In Shutdown mode, the SUN2000 enters Standby mode after detecting a startup command or that the fault is rectified. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 24: Solar Inverter Storage

    ● Do not tilt the package or place it upside down. ● To avoid personal injury or device damage, stack inverters with caution to prevent them from falling over. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 25 Figure 3-2 Maximum number of pile-up layers allowed ● If the solar inverter has been stored for more than two years, it must be checked and tested by professionals before being put into use. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 26: Installation

    NO TE Packing List in the packing case. For details about the number of contents, see the 4.2 Preparing Tools Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 27 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 28: Determining The Installation Position

    You are advised to install the inverter in a sheltered place or install an awning over it. ● The inverter will be corroded in salt areas. Before installing the inverter outdoors in salt areas, consult Huawei. A salt area refers to the region within Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 29: Space Requirements

    Figure 4-1 Mounting structure 4.3.2 Space Requirements ● Reserve enough clearance around the inverter and select an appropriate installation angle to ensure sufficient space for installation and heat dissipation. Figure 4-2 Installation space Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 30 When installing multiple inverters, 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. Figure 4-4 Horizontal installation mode (recommended) Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 31: Installing The Mounting Bracket

    User Manual 4 Installation Figure 4-5 Triangle installation mode (recommended) Figure 4-6 Stacked installation mode (not recommended) 4.4 Installing the Mounting Bracket Installation Precautions Figure 4-7 shows the inverter mounting bracket dimensions. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 32: Support-Mounted Installation

    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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 33: Wall-Mounted Installation

    ● Level the head of the expansion sleeve with the concrete wall after removing the bolt, spring washer, and flat washer. Otherwise, the mounting bracket will not be securely installed on the wall. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 34: Installing The Inverter

    Before installing the inverter, take it out from the packing case and move it to the installation position. NO TE Handles are packed in a fitting bag and are not delivered with the inverter. Figure 4-11 Taking out and moving the inverter Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 35 For the model used in Australia, perform this step to meet the local standards. Figure 4-13 Install screws for locking DC switches Step 2 Mount the inverter on the mounting bracket. Step 3 Tighten the two screws at the bottom of the inverter. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 36 SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) Series User Manual 4 Installation Figure 4-14 Installation ----End Supplementary Notes If the inverter is installed in a high position, you can hoist it. Figure 4-15 Hoisting the inverter Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 37: Electrical Connections

    If a copper-clad aluminum cable is used, use copper wiring terminals. ● If an aluminum alloy cable is used, use copper-aluminum transition wiring terminals, or aluminum wiring terminals along with copper-aluminum transition spacers. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 38 Ensure that the aluminum sides of spacers are in contact with aluminum wiring terminals, and copper sides of spacers are in contact with the AC terminal block. Figure 5-1 Requirements for the OT/DT terminal Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 39 ● When using a heat gun, protect devices from being scorched. Figure 5-2 Crimping an OT terminal (1) Cable (2) Core (3) Heat shrink tubing (4) OT terminal (5) Hydraulic pliers (6) Heat gun Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 40: Opening The Maintenance Compartment Door

    ● Do not leave unused screws in the maintenance compartment. Procedure Step 1 Partially loosen the two screws on the maintenance compartment door. Step 2 Open the maintenance compartment door and install a support bar. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 41 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. Figure 5-5 Removing the accessories from the maintenance compartment (1) Crimping modules ----End Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 42: Optional) Replacing The Crimping Module

    2.5 m. ● Connect the power cable of the tracking system before the AC output power cable. Otherwise, reworking will be caused. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 43: Connecting The Ac Output Power Cable

    The inverter is integrated with a comprehensive residual current detection unit to distinguish fault current from residual current. Upon detecting that the residual current exceeds the threshold, the inverter immediately disconnects from the power grid. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 44 ● Multi-core cable: 24– 50–240 mm 66 mm Copper-clad aluminum ● Multi-core cable: 70– ● Single-core cable: 14– cable and aluminum 240 mm 32 mm alloy cable ● Single-core cable: 70– 240 mm Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 45 ● 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 46 PE cable when the AC output power cable bears pulling force due to force majeure. Figure 5-9 Cable connection ----End Connecting the AC Output Power Cable (Single-core) Step 1 Connect the AC cable to the terminal block. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 47: Installing The Dc Input Power Cable

    ● The polarities of electric connections are correct on the DC input side. The positive and negative terminals of a PV module connect to corresponding positive and negative DC input terminals of the inverter. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 48 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 49 Wiring Description of Y-branch Connectors NO TICE ● Y-branch connectors can be purchased from Huawei or the manufacturers based on the following recommended models: If the rated current of the fuse of the Y-branch connector is 15 A, the recommended model is 904095944 (Luxshare) or A040959443039 (Comlink);...
  • Page 50 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 51 The device damage caused by incompatible PV connectors is beyond the warranty scope. ● For models of the crimping tool and removal wrench, use the recommended model or contact your Staubli dealer. Step 1 Install the DC input power cable. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 52 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 5-13 Cable connection Figure 5-14 Connector connection Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 53: Installing The Communications Cable

    PV connectors. Figure 5-15 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 54 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 55 SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) Series User Manual 5 Electrical Connections Figure 5-17 Cable connection (4–8 mm four-hole rubber plug) NO TICE Block unused cable holes using plugs and tighten cable glands. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 56: 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 57 SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) Series User Manual 5 Electrical Connections Figure 5-19 Closing the door ----End Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 58: System Commissioning

    When LED2 is steady green (meaning that the inverter is grid-tied), do not turn on any DC switch. Otherwise, the inverter may be damaged because the insulation resistance is not detected. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 59 Step 2 Set DC SWITCH 1 (MAIN SWITCH) at the bottom of the SUN2000 chassis to ON. 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 60: Man-Machine Interactions

    ● Over a USB data cable: The USB 2.0 port is supported. Use the USB data cable delivered with the mobile phone. ● Mobile phone operating system: Android 4.0 or later. ● Recommended phone brands: Huawei and Samsung. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 61 ● Configurable parameters vary depending on the grid code. The actual screen may vary. ● The parameter names, value ranges, and default values are subject to change. The actual display may vary. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 62: Downloading And Installing The App

    You can also scan the QR code to download the installation package. ● SUN2000 app: Log in to Huawei AppGallery (https://appstore.huawei.com), search for SUN2000, and download the app installation package. You can also scan the QR code (https://appgallery.cloud.huawei.com/appdl/C10279542) to download the installation package.
  • Page 63 USB access will not appear if you log in to the app again without removing the USB data cable. (Scenario in which the SUN2000 is connected to the FusionSolar hosting cloud) Run the FusionSolar app and access the Device Commissioning screen. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 64 SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) Series User Manual 7 Man-Machine Interactions Figure 7-3 Selecting a connection mode (with network access) Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 65 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 66 ● To set SUN2000 basic parameters on the quick settings screen, switch to Advanced User. If you log in as Common User or Special User, enter the password of the advanced user to access the Quick Settings screen. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 67: Operations Related To The Advanced User

    Isolation settings Set the working mode of the inverter based on the grounding status at DC side and the connection to the power grid. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 68: 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 69 AC switch from misoperations. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 70 – 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 71 (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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 72: 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 73: 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 74: 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 75 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 76: 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 77 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 78 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 79 Enable. ● LVRT recovery threshold = Threshold for triggering LVRT + VRT exit hysteresis threshold ● HVRT recovery threshold = Threshold for triggering HVRT - VRT exit hysteresis threshold Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 80 (s) system. TCP frame Specifies the maximum length of the TCP frame length sent by the northbound device to the solar inverter. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 81: 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 82 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 83 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 84: Operations With A Usb Flash Drive

    Click Local maintenance script on the app to generate a boot script file, see FusionSolar APP and SUN2000 APP User Manual . Import the boot script file to a PC. (Optional) The boot script file can be opened as a .txt file. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 85 SUN2000 app or entering the Device Commissioning screen on the FusionSolar app. Otherwise, the user account will be locked for 10 minutes after the USB flash drive is inserted for five consecutive times. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 86: Importing Configurations

    Connect the USB flash drive to the USB port. The system automatically identifies the USB flash drive and executes all commands specified in the boot script file. View the LED indicator to determine the operating status. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 87: Exporting Data

    SUN2000 app or entering the Device Commissioning screen on the FusionSolar app. Otherwise, the user account will be locked for 10 minutes after the USB flash drive is inserted for five consecutive times. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 88: Upgrading

    SUN2000 app or entering the Device Commissioning screen on the FusionSolar app. Otherwise, the user account will be locked for 10 minutes after the USB flash drive is inserted for five consecutive times. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 89 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. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 90: Maintenance

    Step 3 Set the three DC switches to OFF. ----End 8.2 Power-Off for Troubleshooting Context To prevent personal injury and equipment damage, perform the following procedure to power off the solar inverter for troubleshooting or replacement. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 91 AC terminal block and the ground. Ensure that the AC side of the solar inverter is disconnected. Step 6 Turn off all DC input switches of the solar inverter. Figure 8-1 Power-off for maintenance Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 92: Routine Maintenance

    If necessary, remove the baffle of the air intake vent. ● Fans ● Check whether the fans produce abnormal sounds during operation. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 93 6 months after the initial commissioning. From then on, the interval can be 6 or 12 months. Removing the baffle of the air intake vent Figure 8-2 Removing the baffle Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 94: Replacing A Fan

    Figure 8-3 Pulling out fan tray (1) Step 2 Remove the cable ties shared by the cables, unscrew the connectors, and disconnect the cables. Figure 8-4 Disconnecting cables Step 3 Pull out the fan tray. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 95 Figure 8-7 Removing the FAN 2 cable ties ● FAN 3 Faulty Figure 8-8 Removing the FAN 3 cable ties Step 5 Remove the faulty fan (FAN 1 is used as an example). Figure 8-9 Removing the fan Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 96 Binding positions for fan 3 Figure 8-13 Binding the FAN 3 cables Step 8 Push the fan tray into the slot until the fan baffle plate aligns with the inverter chassis. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 97: Troubleshooting

    Major: The inverter is faulty. As a result, the output power decreases or the grid-tied power generation is stopped. ● Minor: Some components are faulty without affecting the grid-tied power generation. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 98 If yes, wait until the Cause ID 1–18: PV strings PV string current drops below 1–18 0.5 A. Then, set all DC switches to OFF and correct the PV string connection. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 99 Cause ID 1–18: PV strings PV modules in the PV 1–18 string. 2. Check whether the open- circuit voltage of the PV string is normal. 3. Check whether the PV string is shaded. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 100 ● Either of the 2-in-1 PV properly connected. strings is lost. 4. If a 2-in-1 terminal is used, Cause ID 1–8: PV strings check whether it is normal. 1–18 Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 101 (NMS) with the consent of the local power operator. 3. If the fault persists for a long time, check the AC circuit breaker and AC output power cable. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 102 If the AC output power cable is correctly connected, yet the alarm persists and affects the energy yield of the power plant, contact the local power operator. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 103 If not, contact the local power operator. If yes, modify the grid underfrequency protection threshold through the mobile app, SmartLogger, or NMS with the consent of the local power operator. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 104 2. If this alarm occurs frequently and affects the energy yield of the PV plant, contact your dealer or Huawei technical support. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 105 DC input switch, and then An unrecoverable fault turn them on after 15 minutes. has occurred on a circuit If the fault persists, contact inside the inverter. your dealer or Huawei technical support. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 106 If the fan is damaged. the fault persists, contact your dealer or Huawei technical support. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 107 ON position, press the reset buttons of all DC switches inwards until they cannot be moved further, and then turn on the DC switches again. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 108 Huawei technical support. NO TE If you cannot rectify faults with the measures listed in troubleshooting suggestions, contact your dealer or Huawei technical support. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 109: Handling The Inverter

    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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 110: 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 111 155.2 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 112 (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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 113 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 114: 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 115 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 116 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 117: B String Access Detection

    In these cases, the user is liable for any loss caused to the PV plant. Step 2 Choose Function Menu > Maintenance > String Access Detection to go to the parameter setting screen. Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 118 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 119 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 120: 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.co Public IP address FusionSolar hosting cloud NOTE The domain name is compatible with cn.fusionsolar.huawei.com (Chinese mainland). Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

  • Page 121: D Acronyms And Abbreviations

    D 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 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.
  • Page 122 SUN2000-(196KTL-H0, 200KTL-H2, 215KTL-H0) Series User Manual D Acronyms and Abbreviations RCMU residual current monitoring unit WEEE waste electrical and electronic equipment Issue 07 (2021-07-08) Copyright © Huawei Technologies Co., Ltd.

This manual is also suitable for:

196ktl-h0200ktl-h2215ktl-h0Sun2000-196ktl-h0Sun2000-200ktl-h2Sun2000-215ktl-h0 ... Show all

Table of Contents