Huawei SUN2000-90KTL Series User Manual
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Huawei SUN2000-90KTL Series User Manual

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SUN2000-(90KTL, 95KTL, 100KTL, 105KTL) Series
User Manual
Issue
11
Date
2020-08-30
HUAWEI TECHNOLOGIES CO., LTD.
Table of Contents
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Summary of Contents for Huawei SUN2000-90KTL Series

  • Page 1 SUN2000-(90KTL, 95KTL, 100KTL, 105KTL) Series User Manual Issue Date 2020-08-30 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

    Indicates a hazard with a low level of risk which, if not avoided, could result in minor or moderate injury. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 4 5.6 Installing the DC Input Power Cable. Updated B Grid Codes. Issue 09 (2020-02-18) Updated 7.1 Operations with the App. Updated 10 Technical Data. Issue 08 (2019-12-18) Updated Storage. Added 8.2 Power-Off for Troubleshooting. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 5 Issue 03 (2018-07-23) Added description about the SUN2000-90KTL-H2, SUN2000-95KTL-INH1, SUN2000-100KTL-H2, and SUN2000-105KTL-H1 models. Issue 02 (2018-06-23) Updated 10 Technical Data. Issue 01 (2018-05-17) This issue is used for first office application (FOA). Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 6: Table Of Contents

    4.3 Determining the Installation Position..........................27 4.4 Installing the Mounting Bracket............................32 4.4.1 Support-Mounted Installation............................33 4.4.2 Wall-Mounted Installation............................. 34 4.5 Installing the SUN2000............................... 35 5 Electrical Connections......................40 5.1 Precautions....................................40 5.2 Preparing Cables................................... 40 Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 7 8.3 Routine Maintenance................................98 8.4 Troubleshooting..................................99 9 Handling the Inverter......................109 9.1 Removing the SUN2000..............................109 9.2 Packing the SUN2000............................... 109 9.3 Disposing of the SUN2000.............................. 109 10 Technical Data........................110 Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 8 Contents 10.1 SUN2000-(90KTL, 95KTL) Series Technical Data....................110 10.2 SUN2000-(100KTL, 105KTL) Series Technical Data..................... 114 A Domain Name List of Management Systems.............. 118 B Grid Codes..........................119 C Acronyms and Abbreviations................... 127 Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 9: Safety Precautions

    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 10: 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 11: 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 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 12: 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 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 13: 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 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 14: 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 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 15: Overview

    ● SUN2000-90KTL-H2 ● SUN2000-95KTL-INH0 ● SUN2000-95KTL-INH1 ● SUN2000-100KTL-H0 ● SUN2000-100KTL-H1 ● SUN2000-100KTL-H2 ● SUN2000-105KTL-H1 NO TE The products look alike. The SUN2000-95KTL-INH0 is used as an example. Figure 2-1 Model number Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 16 You can query the SUN2000 number by the model label on the external package and the nameplate on the side of the enclosure. Figure 2-2 Label position on the external package (1) Position of the model label Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 17: Product Introduction

    12 routes of high-precision smart PV string monitoring: Help identify and rectify exceptions timely. ● MBUS networking: Uses the existing power line for communication and does not require an additional communications cable, which reduces the Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 18 (E) Power grid NO TE The SUN2000 is powered by a dedicated power transformer instead of connecting to low voltage overhead power lines. Supported Power Grid The SUN2000 supports the IT power grid. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 19: Product 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 2-6 AC power system with the neutral point grounding 2.3 Product Appearance 2.3.1 Appearance Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 20 SUN2000-(90KTL, 95KTL, 100KTL, 105KTL) Series User Manual 2 Overview Front View Figure 2-7 Front view (1) Maintenance compartment door (2) Host panel Rear View Figure 2-8 Rear view (1) Mounting plate (2) Heat sink Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 21 Controlled by DC SWITCH 2 terminals Cable gland AC OUTPUT Inner diameter: 24–57 mm Cable gland RESERVE Inner diameter: 14–18 mm DC switch 1 DC SWITCH 1 DC switch 2 DC SWITCH 2 Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 22 Figure 2-11 Mounting bracket dimensions Figure 2-12 Dimensions of reserved holes on the rear NO TE Four M5 screw holes are reserved on the rear of the SUN2000 for installing an awning. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 23 (4) Power port for the tracking system (5) DC input terminal Figure 2-14 Wiring ports (SUN2000-100KTL-H0 and SUN2000-100KTL-H2) (1) RS485 port (RJ45 network port) (2) RS485 port (terminal block) (3) AC terminal block (4) DC input terminal Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 24: Indicator Status

    SUN2000-(90KTL, 95KTL, 100KTL, 105KTL) Series User Manual 2 Overview 2.3.2 Indicator Status Figure 2-15 Indicators Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 25 1s and then off for 1s) Blinking green at Local maintenance fails. short intervals (on for 0.125s and then off for 0.125s) Steady green Local maintenance succeeds. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 26: Label Description

    SUN2000 to discharge to the safe voltage. Refer to Reminds operators to documentation refer to the documents shipped with the SUN2000. Grounding Indicates the position for connecting the protective earthing (PE) cable. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 27: Working Principles

    MPPT circuits inside the SUN2000 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 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 28: Working Modes

    SUN2000-(90KTL, 95KTL, 100KTL, 105KTL) Series User Manual 2 Overview Figure 2-16 Conceptual diagram 2.4.2 Working Modes The SUN2000 can work in Standby, Operating, or Shutdown mode. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 29 ● If the SUN2000 detects a fault or a shutdown command, it enters the Shutdown mode. ● The SUN2000 enters Standby mode after detecting that the PV string output power is not suitable for connecting to the power grid for generating power. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 30 ● 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 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 31: 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 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 32 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 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 33: Installation

    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 500 meters from the coast or prone to sea breeze. The regions prone to sea breeze vary with weather conditions (such as typhoons and monsoons) or terrains (such as dams and hills).

  • Page 34: Tool Preparation

    M4; flat head: Installation Diagonal pliers Wire stripper Flat-head Rubber mallet screwdriver (head: 0.6 mm x 3.5 mm) Utility knife Cable cutter Crimping tool RJ45 crimping (model: tool UTXTC0003; manufacturer: Amphenol) Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 35: Determining The Installation Position

    Model: 13001462; 32.6020-22100- manufacturer: Staubli manufacturer: Staubli Safety shoes Safety gloves Safety goggles Anti-dust respirator 4.3 Determining the Installation Position Installation Environment Requirements ● The SUN2000 can be installed indoors or outdoors. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 36 The solar inverter will be corroded in salt areas. Before installing the solar inverter outdoors in salt areas, consult Huawei. A salt area refers to the region within 500 meters from the coast or prone to sea breeze. The regions prone to sea breeze vary with weather conditions (such as typhoons and monsoons) or terrains (such as dams and hills).
  • Page 37 Install the SUN2000 vertically or at a maximum back tilt of 15 degrees to facilitate heat dissipation. ● Do not install the SUN2000 at forward tilted, excessive back tilted, side tilted, horizontal, or upside down positions. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 38 SUN2000-(90KTL, 95KTL, 100KTL, 105KTL) Series User Manual 4 Installation Figure 4-3 Installation tilts Installation Space Requirements Reserve enough space around the SUN2000 for installation and heat dissipation. Figure 4-4 Installation space Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 39 Stacked installation is not recommended. Figure 4-5 Horizontal installation mode (recommended) Figure 4-6 Staggered installation mode (recommended) Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 40: Installing The Mounting Bracket

    The SUN2000 mounting bracket has four groups of screw holes, each group containing four holes. Mark any one hole in each group based on site requirements and mark four holes in total. The two round holes are recommended. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 41: Support-Mounted Installation

    Step 2 Drill holes using a hammer drill. You are advised to apply anti-rust paint on the hole positions for protection. Step 3 Secure the mounting bracket. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 42: Wall-Mounted Installation

    Step 2 Drill holes using a hammer drill and install expansion bolts. WARNING Avoid drilling holes in the water pipes and power cables buried in the wall. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 43: Installing The Sun2000

    SUN2000. ● When you need to temporally place the SUN2000 on the ground, use foam, paper, or other protection material to prevent damage to its cover. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 44 Figure 4-12 Taking out the SUN2000 Step 2 For the SUN2000-90KTL-H2 used in Australia, install the delivered screw for locking each DC switch. Figure 4-13 Installing screws Step 3 Lift the SUN2000 and keep it upright. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 45 SUN2000 through the two lifting eyes, and hoist the SUN2000. NO TICE Hoist the SUN2000 with care to protect it from colliding with the wall or other objects. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 46 Figure 4-15 Hoisting the SUN2000 Step 5 Install the SUN2000 on the mounting bracket and align the SUN2000 enclosure with the mounting bracket. Figure 4-16 Mounting the SUN2000 Step 6 Secure the SUN2000. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 47 SUN2000-(90KTL, 95KTL, 100KTL, 105KTL) Series User Manual 4 Installation Figure 4-17 Tightening security Torx screws ----End Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 48: Electrical Connections

    The cable colors shown in the electrical connection diagrams provided in this chapter are for reference only. Select cables in accordance with local cable specifications (green-and- yellow cables are only used for grounding). 5.2 Preparing Cables The SUN2000 supports MBUS and RS485 communication modes. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 49: Mbus Communication

    (A) PV string (B) SUN2000 (C) AC combiner box (D) Step-up transformer (E) Power grid (F) SmartLogger (G) Management system Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 50 ● It is recommended that a three- phase AC circuit breaker with a rated voltage greater than or equal to 800 V AC and a rated current of 100 A be configured for other models. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 51 Preferred to connect to the PE point on the enclosure. The PE point in the maintenance compartment is used for connecting to the PE cable included in the multi- core AC power cable. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 52 4–6 mm (12– input enol 1500 V standard by the 10 AWG) power custome cable Conne ctors 4.7–6.4 mm Prepared 4–6 mm (12– EVO2 by the 10 AWG) custome Conne ctors Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 53: Rs485 Communication

    (A) PV string (B) SUN2000 (C) AC combiner box (D) Step-up transformer (E) Power grid (F) SmartLogger (G) Management system Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 54 ● It is recommended that a three- phase AC circuit breaker with a rated voltage greater than or equal to 800 V AC and a rated current of 100 A be configured for other models. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 55 The SUN2000 has a residual current monitoring unit (RCMU) inside. Its external AC switch should be a three-phase circuit breaker or other AC load circuit breakers to safely disconnect the SUN2000 from the power grid. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 56 5E outdoor shielded d by the cable (connected to network cable with the custome a network port) internal resistance ≤ 1.5 ohms/10 m (1.5 ohms/393.70 in.), as well as a shielded RJ45 connector Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 57 1500 V standard d by the 10 AWG) cable UTX PV custome Connec tors 4.7–6.4 mm Prepare 4–6 mm (12– EVO2 d by the 10 AWG) custome Connec tors Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 58: Installing The Pe Cable

    PE point. Connect the PE points of all SUN2000s in the same array to ensure equipotential connections to PE cables. Procedure Step 1 Connect the PE cable to the PE point. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 59: Opening The Maintenance Compartment Door

    ● Do not leave unused screws in the maintenance compartment. Procedure Step 1 Open the maintenance compartment door and install the support bar. Figure 5-6 Opening the maintenance compartment door Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 60: Connecting An Ac Output Power Cable

    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 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 61 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 5-8 Requirements for the OT/DT terminal Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 62 Step 3 Prepare a cable and crimp OT/DT terminals. Step 4 Route the cable through the waterproof connector. Step 5 Secure the AC output power cable and PE cable. Step 6 Tighten the waterproof connector. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 63 The cable colors shown in figures are for reference only. Select an appropriate cable according to the local standards. ----End Follow-up Procedure Check that the cable is connected correctly and securely. Then seal the cable gland. Clear the foreign matter from the maintenance compartment. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 64: Installing The Dc Input Power Cable

    The SUN2000 provides 12 DC input terminals, which are controlled by its two DC switches. DC SWITCH 1 controls DC input terminals 1–6 (MPPT1–3) and DC SWITCH 2 controls DC input terminals 7–12 (MPPT4–6). Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 65 SUN2000. If the PV connectors are lost or damaged, purchase the connectors of the same model. The device damage caused by incompatible PV connectors is not covered under any warranty. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 66 (2) Negative metal contact (3) UTXTC0003 (Amphenol) (female) (male) (4) Positive connector (5) Negative connector (6) UTXTWA001 (Amphenol) NO TE Crimp the metal contacts using crimping tool UTXTC0003 (Amphenol, recommended) or UTXTC0002 (Amphenol). Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 67: Connecting The Rs485 Communications Cable

    When routing the communications cable, separate it from power cables to prevent communication from being affected. Connect the shield layer to the PE point. ● Connect the RS485 communications cable to either a terminal block (recommended) or an RJ45 network port. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 68 Table 5-7 Terminal block description Definition Description RS485A IN RS485A, RS485 differential signal+ RS485A OUT RS485A, RS485 differential signal+ RS485B IN RS485B, RS485 differential signal– RS485B OUT RS485B, RS485 differential signal– Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 69 2, 5 RS485B, RS485 differential signal+ differential signal– Follow-up Operations Check that the cable is connected correctly and securely. Then seal the cable gland. Clear the foreign matter from the maintenance compartment. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 70: Optional) Installing The Power Cable Of The Tracking System

    Step 3 Route the cable through the cable gland. Step 4 Connect the power cable of the tracking system. Step 5 Bind the power cable of the tracking system. Step 6 Tighten the cable gland. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 71 AC terminal block with the latter placed on top of the former. Ensure that the terminals are separated in the wiring area and are connected securely. Step 5 Tighten the cable gland. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 72: Closing The Maintenance Compartment Door

    5.9 Closing the Maintenance Compartment Door Procedure Step 1 Install the AC terminal cover and then install the support bar. Step 2 Close the maintenance compartment door and tighten the two screws on the door. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 73 Figure 5-18 Closing the maintenance compartment door NO TE If the screws on the door are lost, use the spare screws in the fitting bag at the bottom of the enclosure. ----End Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 74: Commissioning

    The installation space is proper, and the installation environment is clean and tidy, without foreign matter. The AC terminal cover is reinstalled. The maintenance compartment door is closed and the door screws are tightened. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 75: Powering On The Sun2000

    For the SUN2000-90KTL-H2, remove the screw from a DC switch before turning on the DC switch. Keep the screw properly for future use after the SUN2000 is powered off. Step 3 Perform quick settings on the SUN2000 app. For details, see 7 Man-Machine Interactions. ----End Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 76: 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 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 77 In these cases, the energy yield will be affected. ● The parameter names, value ranges, and default values are subject to change. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 78: 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://solar.huawei.com/~/media/Solar/APP/ SUN2000.apk) to download the installation package.
  • Page 79 (Scenario in which the SUN2000 is connected to the FusionSolar hosting cloud) Run the FusionSolar app and access the Device Commissioning screen. Figure 7-3 Selecting a connection mode (with network access) Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 80 Run the SUN2000 app and access the operation screen. Figure 7-5 Selecting a connection method Step 2 Select a login user and enter the login password to access the quick settings screen or the main menu screen. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 81: Operations Related To The Advanced User

    Settings on the main menu screen. ----End 7.1.4 Operations Related to the Advanced User Ensure that the DC side of the SUN2000 is energized before setting grid parameters, protection parameters, and feature parameters. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 82: Setting Grid Parameters

    If the detected value is less than the preset value, the inverter does not connect to the grid. ----End Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 83: Setting Feature Parameters

    SUN2000-(90KTL, 95KTL, 100KTL, 105KTL) Series User Manual 7 Man-Machine Interactions 7.1.4.3 Setting Feature Parameters Procedure Step 1 Choose Settings > Feature parameters to set feature parameters. Figure 7-9 Feature parameters Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 84 – 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 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 85 Specifies the power change speed when the inverter shuts down. Night-time hibernation The inverter monitors PV strings at night. If this parameter is set to Enable, the monitoring function of the inverter will hibernate at night to reduce power consumption. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 86: Operations Related To The Special User

    ----End 7.1.5 Operations Related to the Special User Ensure that the DC side of the SUN2000 is energized before setting grid parameters, protection parameters, feature parameters, and grid adjustment parameters. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 87: Setting Grid Parameters

    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 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 88 (cosφ-P) compensation based on the cosφ-P curve. trigger voltage (%) Reactive power Specifies the voltage threshold for exiting reactive power compensation (cosφ-P) exit compensation based on the cosφ-P curve. voltage (%) Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 89: Setting Protection Parameters

    Step 1 Choose Settings > Protection parameters to set protection parameters. Figure 7-11 Protection parameters Table 7-5 Protection parameters Parameter Description Voltage unbalance protection Specifies the inverter protection threshold when the power grid threshold (%) voltage is unbalanced. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 90 Specifies the level-N grid underfrequency protection threshold. protection threshold (Hz) NOTE N can be 1 or 2. Level-N underfrequency Specifies the level-N grid underfrequency protection duration. protection duration (ms) NOTE N can be 1 or 2. ----End Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 91: Setting Feature Parameters

    LVRT is short for low voltage ride-through. When the grid voltage is abnormally low for a short time, the inverter cannot disconnect from the power grid immediately and has to work for some time. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 92 Enable. After this parameter is set to Enable, the output current is less than 10% of the rated current during high/low voltage ride-through. This parameter is displayed when LVRT or HVRT is set to Enable. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 93: Setting Power Adjustment Parameters

    Specifies the time for the power to gradually increase when the failure (s) inverter restarts after the power grid recovers. ----End 7.1.5.4 Setting Power Adjustment Parameters Procedure Step 1 Choose Settings > Power adjustment to set power adjustment parameters. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 94 Schedule instruction valid Specifies the time for maintaining the scheduling instruction. duration (s) When this parameter is set to 0, the scheduling instruction takes effect permanently. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 95 This parameter is displayed when Night-time reactive power output and Enable reactive power parameters at night are set to Enable. Reactive power change gradient Specifies the change speed of the inverter reactive power. (%/s) Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 96 Specifies the time for filtering the grid voltage in the PF-U time (s) curve. Apparent power baseline (kVA) Adjust the apparent output baseline of the inverter. Active power baseline (kW) Adjusts the active output baseline of the inverter. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 97 Specifies the reference apparent power, in percentage. When Q-U scheduling the actual apparent power of the inverter is greater than the value of this parameter, the Q-U characteristic curve scheduling function is enabled. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 98: Operations With A Usb Flash Drive

    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. Figure 7-14 Boot script file Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 99 There is an operation with a USB flash drive. Blinking green fast An operation with a USB flash drive has failed. Steady green An operation with a USB flash drive is successful. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 100: Importing Configurations

    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 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 101: 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 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 102: 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 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 103 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 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 104: Maintenance

    Step 2 Turn off the AC switch between the SUN2000 and the power grid. Step 3 Set all DC switches to OFF. NO TE For the SUN2000-90KTL-H2 used in Australia, install the delivered screw for locking each DC switch. ----End Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 105: Power-Off For Troubleshooting

    Step 6 Turn off all DC input switches of the solar inverter. NO TE For the SUN2000-90KTL-H2 used in Australia, install the delivered screw for locking each DC switch. Step 7 Wait for 15 minutes and troubleshoot or repair the inverter. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 106: Routine Maintenance

    Once six months status damaged or deformed. ● Check that the running sound of the SUN2000 is normal. ● When the SUN2000 is running, check that all SUN2000 parameters are correctly set. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 107: Troubleshooting

    ● Minor: Some components are faulty without affecting the grid-tied power generation. ● Warning: The inverter works properly. The output power decreases or some authorization functions fail due to external factors. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 108 PV strings 1 to 12. declines at night and the PV string current reduces to below 0.5 A. Then, turn off the two DC switches and correct the PV string connection. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 109 PV strings is the same as the configured number. 2. If the abnormal PV string is clean and not shaded, check whether the PV string is damaged. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 110 2. The AC circuit is 2. Check that the AC disconnected or AC power cable is switch is off. connected and that the AC switch is ON. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 111 3. Check that the peak grid voltage does not exceed the upper threshold. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 112 If no, contact the local power operator. If yes, modify the power grid overfrequency protection threshold with the consent of the local power operator. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 113 2. If the alarm occurs frequently, check whether the grid frequency is within the acceptable range. If no, contact the local power operator. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 114 2. If the alarm occurs frequently or persists, check that the impedance between the PV string and ground is not below the lower threshold. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 115 15 the SUN2000. minutes. If the fault persists, contact Huawei technical support. NOTE Cause ID = 1: Perform the preceding operations when the PV string current is less than 1 A. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 116 Huawei technical support. NO TE Contact Huawei technical support if all failure analysis procedures listed above are completed and the fault still exists. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 117: 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 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 118: Technical Data

    102,000 W 102,000 W 112,200 W input power Maximum 1500 V 1500 V 1500 V 1500 V 1500 V input voltage Lowest 600/650 V operating/ startup voltage Operating 600–1500 V voltage range Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 119 100 kW 100 kW 110 kW active power (cosφ = 1) Rated output 800 V AC, 3W+PE voltage Rated output 65.0 A 65.0 A 65.0 A 65.0 A 65.0 A current Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 120 Supported overcurrent protection Input reverse Supported connection protection PV string fault Supported detection DC surge Type II protection AC surge Type II protection Insulation Supported resistance detection Residual Supported current monitoring Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 121 Input terminal Amphenol UTX Amphenol Amphenol UTX UTX/Staubli MC4 EVO2 Output Cable gland + OT/DT terminal terminal Overvoltage II (DC)/III (AC) level IP rating IP65 Protection level Pollution degree Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 122: Sun2000-(100Ktl, 105Ktl) Series Technical Data

    Maximum input 22 A 22 A 25 A 25 A current (per MPPT) Maximum short- 33 A circuit current (per MPPT) Maximum backfeed current to the PV array Number of inputs Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 123 0.8 leading... 0.8 lagging Maximum total < 3% harmonic distortion (rated power) Protection Item SUN2000-100KT SUN2000-100KT SUN2000-100KT SUN2000-105KT L-H0 L-H1 L-H2 L-H1 Input DC switch Supported Anti-islanding Supported protection Output Supported overcurrent protection Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 124 1075 mm x 605 mm x 310 mm H x D) Net weight 76±1 kg 76±1 kg or 79±1 79±1 kg 79±1 kg Operating –25°C to +60°C temperature Cooling mode Natural convection Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 125 Pollution degree Note a: The net weight of the SUN2000-100KTL-H1 with the BOM number of 01074282-001 is 79 kg ±1 kg, and that of other BOM numbers is 76 kg ±1 kg. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 126: A Domain Name List Of Management Systems

    The list is subject to change. Table A-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 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 127: B Grid Codes

    Australia Supported MV800 medium- voltage power grid INDIA- India Supported Supported Supported Supported MV800 medium- voltage power grid IEC61727- IEC61727 Supported Supported Supported Supporte MV800 medium- voltage power grid (50 Hz) Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 128 Philippines Philippines Supported -MV800 medium- voltage power grid Malaysian- Malaysia Supported MV800 medium- voltage power grid SA_RPPs- South Supported Supported MV800 Africa RPPs medium- voltage power grid Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 129 SAUDI- Saudi Supported Supported MV800 Arabia medium- voltage power grid CLC/ Ireland Supported TS50549_I medium- E-MV800 voltage power grid (CLC/ TS50549) Northern Northern Supported Ireland- Ireland MV800 medium- voltage power grid Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 130 Italy Supported Supported MV800 medium- voltage power grid (CEI0-16) ZAMBIA- Zambia Supported Supported MV800 medium- voltage power grid KENYA_ET Kenya Supported Supported HIOPIA_M low- V800 voltage Ethiopia medium- voltage power grid Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 131 Jordan- Jordan Supported Transmissi high- on-HV800 voltage power grid TUNISIA- Tunisia Supported Supported MV800 medium- voltage power grid AUSTRALI Australia Supported A-NER- MV800 medium- voltage power grid Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 132 GHANA- Ghana Supported Supported MV800 medium- voltage power grid TAIPOWER Taiwan Supported -MV800 power medium- voltage power grid OMAN- Oman Supported Supported MV800 medium- voltage power grid Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 133 C10/11- Belgium Supported MV800 medium- voltage power grid G99- Supported Supported TYPEB-HV- G99_TypeB MV800 medium- voltage power grid G99- Supported Supported TYPEC-HV- G99_TypeC MV800 medium- voltage power grid Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 134 SUN2000- 5KTL-INH1 100KTL- 105KTL- G99- Supported Supported TYPED- G99_Type MV800 medium- voltage power grid NO TE The grid codes are subject to change. The listed codes are for your reference only. Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 135: C Acronyms And Abbreviations

    User Manual C Acronyms and Abbreviations Acronyms and Abbreviations central controller California Energy Commission Concentrated Photovoltaics technology light emitting diode maximum power point MPPT maximum power point tracking potential induced degradation photovoltaic Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 136 SUN2000-(90KTL, 95KTL, 100KTL, 105KTL) Series User Manual C Acronyms and Abbreviations RCMU residual current monitoring unit WEEE waste electrical and electronic equipment Issue 11 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

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