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Huawei SUN2000-2KTL-L1 User Manual
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Huawei SUN2000-2KTL-L1 User Manual

Huawei SUN2000-2KTL-L1 User Manual

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SUN2000-(2KTL-6KTL)-L1
User Manual
Issue
03
Date
2020-07-20
HUAWEI TECHNOLOGIES CO., LTD.

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Summary of Contents for Huawei SUN2000-2KTL-L1

  • Page 1 SUN2000-(2KTL-6KTL)-L1 User Manual Issue Date 2020-07-20 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

    Indicates a potentially hazardous situation which, if not avoided, could result in equipment damage, data loss, performance deterioration, or unanticipated results. NOTICE is used to address practices not related to personal injury. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 4 5.8 (Optional) Connecting Signal Cables. ● Updated 7.1.4 (Optional) Setting the Physical Layout of the Smart PV Optimizers. ● Updated C Resetting Password. Issue 01 (2020-04-17) This issue is the first official release. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 5: Table Of Contents

    5.3 (Optional) Installing a Smart Dongle..........................37 5.4 Installing a WLAN Antenna............................... 39 5.5 Connecting an AC Output Power Cable........................40 5.6 Connecting DC Input Power Cables..........................43 5.7 (Optional) Connecting Battery Cables.......................... 47 Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 6 10.2 Optimizer Technical Specifications..........................98 A Grid Code..........................101 B Device Commissioning....................... 104 C Resetting Password......................107 D Rapid Shutdown......................... 110 E Locating Insulation Resistance Faults................111 F Acronyms and Abbreviations....................114 Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 7: 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 8: 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 9: 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 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 10: 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 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 11: 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 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 12: 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 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 13: Product Introduction

    ● SUN2000-3.68KTL-L1 ● SUN2000-4KTL-L1 ● SUN2000-4.6KTL-L1 ● SUN2000-5KTL-L1 ● SUN2000-6KTL-L1 Figure 2-1 Model identifier (using SUN2000-5KTL-L1 as an example) Table 2-1 Identifier description Meaning Value Series name SUN2000: grid-tied solar inverter Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 14 The SUN2000 applies to residential rooftop grid-tied systems. The system consists of PV strings, grid-tied solar inverters, AC switches, and power distribution units (PDUs). Figure 2-2 Single SUN2000 scenario (dashed boxes indicate optional configuration) Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 15 (I) Power grid meter (J) Battery (K) Battery switch (L) Household load (M) FusionSolar app (N) 4G Smart Dongle (O) WLAN-FE Smart Dongle (P) Router (Q) FusionSolar Smart PV Management System Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 16: Component Description

    TT. In the TT power grid, the N-to-PE voltage must be less than 30 V. Figure 2-4 Power grid types 2.2 Component Description Appearance Figure 2-5 Appearance (1) LED indicators (2) Front panel Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 17: Label Description

    SUN2000. ● Residual voltage exists after the SUN2000 is powered off. It takes 5 minutes for the SUN2000 to discharge to the safe voltage. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 18 Scan the QR code to to the SUN2000 WLAN connect to the Huawei SUN2000 WLAN (Android) or obtain the WLAN login password (iOS). NO TE The labels are for reference only. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 19: Working Principles

    Surge protection is supported on both the DC and AC sides. The SUN2000 uses a reserved battery port for energy storage expansion. Battery performs charging and discharging operations according to the battery working mode. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 20 SUN2000-(2KTL-6KTL)-L1 User Manual 2 Product Introduction Figure 2-7 Schematic diagram Working Mode Figure 2-8 Working modes Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 21 Shutdown mode. ● In Shutdown mode, if the SUN2000 detects that the fault is rectified or the startup command is executed, the SUN2000 enters Standby mode. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 22: Sun2000 Storage

    ● If the SUN2000 has been stored for more than two years, it must be checked and tested by professionals before being put into use. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 23: System Installation

    If any item is missing or damaged, contact your dealer. NO TE Packing For details about the number of accessories delivered with the SUN2000, see the List in the packing case. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 24: Preparing Tools And Instruments

    Cable cutter Crimping tool (model: Cord end terminal Disassembly and PV-CZM-22100) crimper Assembly Tool (model: PV-MS-HZ open-end wrench) Cable tie Vacuum cleaner Multimeter (DC voltage measurement range ≥ 600 V DC) Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 25: Determining The Installation Position

    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). Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 26 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. Figure 4-1 Installation angle Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 27 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. Figure 4-3 Horizontal installation mode (recommended) Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 28 4 System Installation Figure 4-4 Triangle installation mode (recommended) Figure 4-5 Stacked installation mode (not recommended) NO TE The installation figures are for reference only and are irrelevant to the SUN2000 cascading scenario. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 29: Moving A Sun2000

    Figure 4-6 Moving a SUN2000 ----End 4.5 Installing a SUN2000 Installation Precautions Figure 4-7 shows the dimensions of mounting holes for the SUN2000. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 30: Wall-Mounted Installation

    M6 stainless steel expansion bolts by yourself. Figure 4-8 Expansion bolt composition (1) Bolt (2) Nut (3) Spring washer (4) Flat washer (5) Expansion sleeve Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 31 Step 3 (Optional) Install the locking screw for the DC switch. Figure 4-10 Installing a locking screw for the DC switch Step 4 Install the SUN2000 on the mounting bracket. Step 5 Tighten the nuts. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 32: Support-Mounted Installation

    Figure 4-12 Installing an anti-theft lock ----End 4.5.2 Support-Mounted Installation Procedure Step 1 Determine the positions for drilling holes using the marking-off template, and then mark the positions with a marker. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 33 Step 2 Drill holes using a hammer drill. NO TE You are advised to apply anti-rust paint on the hole positions for protection. Figure 4-14 Drilling holes Step 3 Secure the mounting bracket. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 34 Step 4 (Optional) Install the locking screw for the DC switch. Figure 4-15 Installing a locking screw for the DC switch Step 5 Install the SUN2000 on the mounting bracket. Step 6 Tighten the bolt assemblies. Figure 4-16 Tightening bolt assemblies Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 35 ● Prepare an anti-theft lock suitable for the lock hole diameter (Ф10 mm). ● An outdoor waterproof lock is recommended. ● Keep the key to the anti-theft lock. Figure 4-17 Installing an anti-theft lock ----End Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 36: Electrical Connection

    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 PE). Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 37: Preparing Cables

    ● The SUN2000 supports the input from two PV strings. Smart PV optimizer The SUN2000-450W-P Purchased from smart PV optimizer is Huawei supported. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 38 EM340-DIN AV2 3 X S1 X, GAVAZZI-EM111-DIN AV8 1 X S1 X, GAVAZZI- EM112-DIN AV0 1 X S1 X, CCS-WNC-3Y-400-MB, and CCS-WNC-3D-240- SUN2000 Select a proper model as Purchased from required. Huawei Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 39 SDongleA-03 Quick Guide (4G) . For details about how to use the WLAN- SDongleA-05 Quick Guide (WLAN- FE Smart Dongle SDongleA-05, see the FE) . You can obtain these documents at https://support.huawei.com/ enterprise by searching for models. ● Note b: The Spanish version can use only the DDSU666-H smart power sensor provided by Huawei.
  • Page 40 ● The minimum cable diameter must comply with local cable standards. ● The factors that affect cable selection include the rated current, cable type, routing mode, ambient temperature, and maximum expected line loss. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 41: Connecting Pe Cables

    SUN2000 is properly grounded and set Grounding inspection to Disable to enable the SUN2000 to run properly. If you are not sure whether the SUN2000 is connected to such a type of power grid, contact your dealer or Huawei technical support for confirmation.
  • Page 42 NO TICE ● Ensure that the PE cable is connected securely. ● It is recommended to use the right ground point for grounding, and the other is a reserved ground point. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 43: Optional) Installing A Smart Dongle

    ● When removing the SIM card, push it inwards to eject it. ● When reinstalling the cover of the Smart Dongle, ensure that the buckles spring back in place with a click sound. ● 4G Smart Dongle (4G Communication) Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 44 You are advised to use a CAT 5E outdoor shielded network cable (outer diameter < 9 mm; internal resistance ≤ 1.5 ohms/10 m) and shielded RJ45 connectors. Figure 5-5 Installing a WLAN-FE Smart Dongle (FE communication) Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 45: Installing A Wlan Antenna

    Step 1 Remove the watertight cap from the ANT port. Step 2 Install the washer to the ANT port on the chassis. Step 3 Install the WLAN antenna. NO TICE Ensure that the WLAN antenna is installed securely. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 46: Connecting An Ac Output Power Cable

    SUN2000 can be safely disconnected from the power grid. WARNING Do not connect loads between the SUN2000 and the AC switch. Procedure Step 1 Connect the AC output power cable to the AC connector. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 47 AC connector. ● Ensure that the cable is not twisted. Figure 5-7 Assembling an AC connector (three-core wire) Figure 5-8 Assembling an AC connector (two-core wire) Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 48 Figure 5-9 Length for cable stripping Step 2 Connect the AC connector to the AC output port. NO TICE Ensure that the AC connector is connected securely. Figure 5-10 Securing an AC connector Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 49: Connecting Dc Input Power Cables

    SUN2000 and all the switches connected to the SUN2000 are OFF. To remove the AC connector from the SUN2000, perform the operations in reverse order. Figure 5-12 Removing a plug insert 5.6 Connecting DC Input Power Cables Precautions Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 50 In this case, an AC or DC short circuit may occur and damage the SUN2000. The caused device damage is not covered under any warranty or service agreement. Figure 5-13 DC input terminals Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 51 ● Insert the crimped metal terminals of the positive and negative power cables into the appropriate positive and negative connectors. Then pull back the DC input power cables to ensure that they are connected securely. Figure 5-14 Assembling a DC connector Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 52 NO TICE After the positive and negative connectors snap into place, pull the DC input power cables back to ensure that they are connected securely. Figure 5-15 Connecting DC input power cables Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 53: Optional) Connecting Battery Cables

    To remove the positive and negative connectors from the SUN2000, insert a disassembly tool into the notch and press the tool with an appropriate force. Figure 5-16 Removing a DC connector 5.7 (Optional) Connecting Battery Cables Prerequisites Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 54 ● The cabling distance between the battery and the SUN2000 should be less than or equal to 10 meters, and within 5 meters is recommended. Procedure Step 1 Assemble the positive and negative connectors by referring to 5.6 Connecting DC Input Power Cables. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 55 SUN2000. NO TICE After the positive and negative connectors snap into place, pull the battery cables back to ensure that they are connected securely. Figure 5-17 Connecting battery cables ----End Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 56: Optional) Connecting Signal Cables

    485B2 and the 485B2 and 485A2 ports. 485A2 ports. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 57 SUN2000-(2KTL-6KTL)-L1 Battery and Smart Power Sensor Quick Guide. You can also scan the QR code to obtain the document. Communication Networking Mode NO TE The smart power sensor and Smart Dongle must be connected to the same SUN2000. ● Single SUN2000 scenarios Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 58 SUN2000-(2KTL-6KTL)-L1 User Manual 5 Electrical Connection Figure 5-19 Single SUN2000 Figure 5-20 Connecting cables to the smart power sensor (single SUN2000) ● SUN2000 cascading scenarios – In-phase grid connection Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 59 SUN2000-(2KTL-6KTL)-L1 User Manual 5 Electrical Connection Figure 5-21 In-phase grid connection Figure 5-22 Connecting cables to the smart power sensor (in-phase grid connection) – Balanced three-phase grid connection Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 60 SUN2000-(2KTL-6KTL)-L1 User Manual 5 Electrical Connection Figure 5-23 Balanced three-phase grid connection Figure 5-24 Connecting cables to the smart power sensor (balanced three-phase grid connection) Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 61 ● If multiple signal cables need to be connected to a single connector, ensure that the outer diameters of the signal cables are the same. Figure 5-25 Crimping two signal cables Figure 5-26 Crimping three signal cables Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 62 Figure 5-27 Assembling a signal connector (single SUN2000) Figure 5-28 Assembling a signal connector (SUN2000 cascading) Step 2 Connect the signal connector to the corresponding port. NO TICE Ensure that the signal connector is connected securely. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 63 SUN2000-(2KTL-6KTL)-L1 User Manual 5 Electrical Connection Figure 5-29 Securing a signal connector ----End Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 64: System Commissioning

    Unused terminal and port Unused terminals and ports are locked by watertight caps. Installation environment The installation space is proper, and the installation environment is clean and tidy. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 65: System Power-On

    Step 4 Turn on the DC switch between the PV string and the SUN2000 if there is any. Step 5 Turn on the DC switch at the bottom of the SUN2000. Step 6 Observe the LEDs to check the SUN2000 operating status. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 66 Communication is in then off for 0.2s) progress. Blinking green at long intervals (on for 1s and The mobile phone is then off for 1s) connected to the SUN2000. There is no communication. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 67 Table 6-3 LED indicators 2 Category Status Description Device LED1 LED2 LED3 – replacement Steady red Steady red Steady red The SUN2000 hardware indication is faulty. The SUN2000 needs to be replaced. ----End Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 68: Man-Machine Interaction

    PV plant information. For iOS users, you can search for FusionSolar in the App Store or scan the following QR code to download the iOS version. ● The screenshots are for reference only. The actual screens prevail. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 69: Optional) Registering An Installer Account

    To create multiple installer accounts for a company, log in to the FusionSolar app and tap New User to create an installer account. Figure 7-3 Creating multiple installer accounts for the same company Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 70: Creating A Pv Plant And A User

    Ensure that each QR code is attached within the frame. FusionSolar App Quick ● For details about the physical layout of smart PV optimizers, see Guide . You can also scan the QR code to obtain the document. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 71 Figure 7-6 Uploading the physical layout template photo (WebUI) Step 2 Log in to https://intl.fusionsolar.huawei.com to access the WebUI of the FusionSolar Smart PV Management System. On the Homepage page, click the plant name to go to the plant page. Select Plant layout. Choose >...
  • Page 72 (The optimizers that fail to be identified need to be manually bound.) – Method 2: Tap Add PV modules to manually add PV modules and bind the optimizers to the PV modules. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 73: Parameters Settings

    Figure 7-9 Energy control 7.2.1.1 Grid-tied Point Control Function Limits or reduces the output power of the PV power system to ensure that the output power is within the power deviation limit. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 74 Communicatio Specifies the time for determining the communication disconnection between the SUN2000 and the Dongle. disconnection This parameter is displayed when Communication detection time disconnection fail-safe is set to Enable. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 75 Specifies the total maximum active power in the SUN2000 capacity cascading scenario. Maximum grid Specifies the percentage of the maximum active power of feed-in power the grid-tied point to the PV plant capacity. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 76: Battery Control

    If the SUN2000 connects to a battery, you need to set battery parameters. Forcible Charge and Discharge Step 1 On the home screen, choose Power adjustment > Battery control > Forced charge/discharge and perform operations as required. Tap Submit. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 77 ----End Control Mode Step 1 On the home screen, choose Power adjustment > Battery control > Control mode and perform the required operation. Tap Submit. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 78 SUN2000-(2KTL-6KTL)-L1 User Manual 7 Man-Machine Interaction Figure 7-12 Fixed charge/discharge Figure 7-13 Maximum self-consumption Figure 7-14 Time-of-use Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 79 A maximum of 10 time periods can be added. ----End Charge from grid Step 1 On the home screen, choose Power adjustment > Battery control > Charge from grid. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 80 SUN2000-(2KTL-6KTL)-L1 User Manual 7 Man-Machine Interaction Figure 7-15 Charge from grid Figure 7-16 End-of-discharge capacity Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 81: Afci

    Function If PV modules or cables are incorrectly connected or damaged, electric arcs may be generated, which may cause fire. Huawei solar inverters provide arc detection meets the requirement of UL 1699B-2018, ensuring the user safety and property. Issue 03 (2020-07-20)
  • Page 82 Device commissioning screen, connect and log in to the SUN2000 that generates the AFCI alarm, tap Alarm management, and tap Clear on the right of the DC arc fault alarm to clear the alarm. Figure 7-17 Alarm management Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 83: Ips Check (For Italy Cei0-21 Grid Code Only)

    IPS Test Type Description Maximum voltage The default maximum voltage over 10 min protection over 10 min threshold is 253 V (1.10 Vn), and the default protection (59.S1) time threshold is 3s. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 84: Drm (Australia As4777)

    7.2.4 DRM (Australia AS4777) Function According to Australia AS 4777.2-2015, solar inverters need to support the function of demand response mode (DRM), and DRM0 is a mandatory requirement. This function is disabled by default. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 85 ● When switch S0 is switched off, and switch S9 is switched on, the solar inverter should be grid-tied. Procedure Step 1 On the home page, choose Settings > Feature parameters. Step 2 Set DRM to Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 86 SUN2000-(2KTL-6KTL)-L1 User Manual 7 Man-Machine Interaction Figure 7-20 DRM ----End Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 87: System Maintenance

    Figure 8-1 Installing a locking screw for the DC switch Step 5 Turn off the DC switch between the SUN2000 and PV strings. Step 6 (Optional) Turn off the battery switch between the SUN2000 and batteries. ----End Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 88: Routine Maintenance

    The first inspection is reliability connected. 6 months after the initial commissioning. From then on, the interval can be 6 to 12 months. 8.3 Troubleshooting Alarm severities are defined as follows: Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 89 5 minutes. If ● 1: The AFCI check circuit the fault persists, contact your is abnormal. dealer or Huawei technical ● 2: The AFCI circuit is support. faulty. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 90 (NMS) with the consent of the local power operator. 3. If the fault persists for a long time, check the connection between the AC switch and the output power cable. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 91 If no, contact the local power operator. If yes, modify the grid overfrequency protection threshold through the mobile app, SmartLogger, or NMS with the consent of the local power operator. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 92 SUN2000 protection is whether the output is short- triggered. circuited. If the fault persists, contact your dealer or Huawei technical support. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 93 The short circuit position is valid for a single PV string. If there are multiple PV strings, check the PV strings one by one. For details, see E Locating Insulation Resistance Faults. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 94 ● 9: The grid-tied relay is abnormal. ● 10: The DC bus experiences overvoltage. ● 11: The DC bus experiences undervoltage. ● 12: The DC bus experiences voltage imbalance. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 95 SUN2000 RS485 configurations. 3. Check whether the smart power sensor is powered on and whether the RS485 communications cable is connected. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 96 Major Cause ID = 1 Check that the grid connection Islanding voltage of the SUN2000 is When the power grid normal. experiences an AC power outage, the SUN2000 detects islanding proactively. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 97 ● ID7: When the sunlight is normal, perform the optimizer search function again. ● ID8: When the sunlight is normal, perform the optimizer search function again. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 98 Fault page to view the fault An optimizer is faulty. information. NO TE Contact your dealer if all failure analysis procedures listed above are completed and the fault still exists. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 99: Sun2000 Disposal

    9.3 Disposing a SUN2000 If the SUN2000 service life expires, dispose the SUN2000 according to the local disposal rules for electrical equipment and electronic component waste. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 100: Technical Parameters

    ● LG-RESU battery connected: 495 V voltage Maximum 12.5A input current (per MPPT) Maximum ● No battery connected: 18 A short-circuit ● LG-RESU battery connected: 15 A current (per MPPT) Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 101 Adapted 50 Hz/60 Hz power grid frequency Maximum 10 A 15 A 16 A 20 A 27.3 A 23 A 25 A output current Power 0.8 leading and 0.8 lagging factor Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 102 -4KTL-L1 4.6KTL-L1 0-5KTL- 6KTL-L1 Anti- Supported islanding protection DC reverse Supported polarity protection Insulation Supported resistance detection Residual Supported current monitoring unit (RCMU) AC short- Supported circuit protection Supported overcurren protection Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 103 Specificat -2KTL-L1 -3KTL-L1 -3.68KTL- -4KTL-L1 -4.6KTL- -5KTL-L1 -6KTL-L1 ions Display LED indicators; WLAN+App WLAN Supported RS485 Supported Maximum 1000 m RS485 communi cation distance Communi WLAN-FE (optional)/4G (optional) cations expansion module Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 104: Optimizer Technical Specifications

    +40°C) Humidity 0–100% RH Operating 0–4000 m (derated above 2000 m) altitude 10.2 Optimizer Technical Specifications Efficiency Technical SUN2000-450W-P Specifications Maximum efficiency 99.5% European weighted 99.0% efficiency Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 105 Common Parameters Technical SUN2000-450W-P Specifications Dimensions (W x H 71 mm x 138 mm x 25 mm x D) Net weight ≤ 550 g DC input and Staubli MC4 output terminals Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 106 –40°C to +85°C temperature Storage –40°C to +70°C temperature Operating humidity 0–100% RH Maximum 4000 m operating altitude IP rating IP68 Installation mode ● PV module support installation ● PV module frame installation Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 107: A Grid Code

    15-712- island orted 1(C) power grid CEI0-21 Italy Supporte Supporte Supporte Supporte Supporte Supporte Supp power orted grid RD1699/ Spain LV Supporte Supporte Supporte Supporte Supporte Supporte Supp power orted grid Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 108 Supporte Supp orted ABNT Brazil Supporte Supporte Supporte Supporte Supp power orted 16149 grid Fuel- Diesel Supporte Supporte Supporte Supporte Supporte Supporte Supp Engine- generato orted Grid r hybrid power grid Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 109 Austria Austrian Supporte Supporte Supporte power grid UK G98 Supporte Supporte Supporte power grid G99- Supporte Supporte Supporte Supporte Supporte Supporte Supp TYPEA- G99_Typ orted eA_LV power grid Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 110: B Device Commissioning

    SUN2000-(2KTL-6KTL)-L1 User Manual B Device Commissioning Device Commissioning Step 1 Access Device Commissioning screen. Figure B-1 Method 1: before login (not connected to the Internet) Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 111 If the access fails in WEP mode, log in to the router and change the encryption mode of the router to WPA2 or WPA/WPA2. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 112 ● When you access the Device Commissioning screen of the SUN2000 for the first time, you need to manually set the login password because the SUN2000 does not have an initial login password. Figure B-3 Quick settings ----End Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 113: C Resetting Password

    SUN2000 and connect to the app. On the login screen, set a new login password and log in to the app. Figure C-1 Setting the password Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 114 Figure C-3 Setting management system parameters ● (Optional) Resetting the WLAN password Log in to the FusionSolar app, choose Device Commissioning > Settings > Communication configuration > Inverter WLAN settings, and reset the WLAN password. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 115 SUN2000-(2KTL-6KTL)-L1 User Manual C Resetting Password Figure C-4 Resetting the WLAN password ----End Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 116: D Rapid Shutdown

    Method 2: Turn off the DC switch at the bottom of the SUN2000. (If an extra DC switch is connected to the input side of the SUN2000, turning off this DC switch will not trigger rapid shutdown.) Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 117: E Locating Insulation Resistance Faults

    ON/OFF on the app and send a shutdown command. Set the DC switch to OFF and go to Step 2 to connect another PV string to the solar inverter for a check. Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 118 – If the Low Insulation Resistance alarm is not reported one minute after the DC is supplied, the inspection on the PV string is complete. Choose Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 119 Set the DC switch to ON. If the solar inverter status is Shutdown: Command, choose Device Commissioning > Maintenance > Inverter ON/OFF on the app and send a startup command. ----End Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

  • Page 120: F Acronyms And Abbreviations

    HVRT high voltage ride-through identifier light emitting diode LVRT low voltage ride-through Media Access Control MPPT maximum power point tracking protective earthing Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.
  • Page 121 SUN2000-(2KTL-6KTL)-L1 User Manual F Acronyms and Abbreviations photovoltaic RCMU residual current monitoring unit relative humidity serial number Issue 03 (2020-07-20) Copyright © Huawei Technologies Co., Ltd.

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