Huawei SUN2000-10KTL-M2 User Manual
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Huawei SUN2000-10KTL-M2 User Manual

Huawei SUN2000-10KTL-M2 User Manual

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SUN2000-(8KTL-20KTL)-M2
User Manual
Issue
11
Date
2023-02-07
HUAWEI TECHNOLOGIES CO., LTD.

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Summary of Contents for Huawei SUN2000-10KTL-M2

  • Page 1 SUN2000-(8KTL-20KTL)-M2 User Manual Issue Date 2023-02-07 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

    SUN2000 before installing and operating it. NO TE The SUN2000-8KTL-M2 and SUN2000-10KTL-M2 inverters are applicable only to Australia. Intended Audience This document is intended for: ●...
  • Page 4 5.7.2 Connecting the RS485 Communications Cable (Smart Power Sensor). ● Updated 10.1 SUN2000 Technical Specifications. ● Updated A Grid Codes. Issue 08 (2022-03-04) ● Updated 5.7.2 Connecting the RS485 Communications Cable (Smart Power Sensor). Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 5 Updated 5.3 Connecting the PE cable. ● Updated 7.1.4 (Optional) Setting the Physical Layout of the Smart PV Optimizers. Issue 01 (2020-07-02) This issue is used for first office application (FOA). Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 6: Table Of Contents

    4.5.1 Wall-mounted Installation............................. 31 4.5.2 Support-mounted Installation............................34 5 Electrical Connections......................37 5.1 Precautions....................................37 5.2 Preparing for Installation..............................38 5.3 Connecting the PE cable..............................42 5.4 Connecting the AC Output Power Cable........................44 Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 7 9.2 Packing the SUN2000............................... 106 9.3 Disposing of the SUN2000.............................. 106 10 Technical Data........................107 10.1 SUN2000 Technical Specifications..........................107 10.2 Optimizer Technical Specifications..........................112 A Grid Codes..........................114 B Device Commissioning....................... 119 C Resetting Password......................121 Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 8 SUN2000-(8KTL-20KTL)-M2 User Manual Contents D Rapid Shutdown......................... 124 E Locating Insulation Resistance Faults................125 F Acronyms and Abbreviations....................128 Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 9: Safety Information

    The equipment is damaged due to force majeure such as earthquakes, floods, volcanic eruptions, debris flows, lightning strikes, fires, wars, armed conflicts, typhoons, hurricanes, tornadoes, and other extreme weather conditions. ● The equipment is operated beyond the conditions specified in this document. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 10: Personal Safety

    D ANGER During operations, use dedicated insulated tools to prevent electric shocks or short circuits. The dielectric withstanding voltage level must comply with local laws, regulations, standards, and specifications. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 11 Professionals: personnel who are familiar with the working principles and structure of the equipment, trained or experienced in equipment operations and are clear of the sources and degree of various potential hazards in equipment installation, operation, maintenance Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 12: Electrical Safety

    WARNING For the equipment that needs to be grounded, install the ground cable first when installing the equipment and remove the ground cable last when removing the equipment. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 13 ● Only qualified professionals can replace a damaged cable. ● Do not scrawl, damage, or block any labels or nameplates on the equipment. Promptly replace labels that have worn out. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 14: Environment Requirements

    1.3 Environment Requirements D ANGER Do not expose the equipment to flammable or explosive gas or smoke. Do not perform any operation on the equipment in such environments. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 15 Do not install the equipment in an area conducive for the growth of microorganisms such as fungus or mildew. ● Do not install the equipment in an area with strong vibration, noise, or electromagnetic interference. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 16: Mechanical Safety

    General Requirements ● Repaint any paint scratches caused during equipment transportation or installation in a timely manner. Equipment with scratches cannot be exposed for an extended period of time. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 17 When moving the equipment, assign dedicated personnel to take care of it. ● Choose sea or roads in good conditions for transportation as transportation by railway or air is not supported. Avoid tilt or jolt during transportation. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 18 If a single ladder is used, do not climb higher than the fourth rung of the ladder from the top. ● If you use a single ladder to climb up to a platform, ensure that the ladder is at least 1 m higher than the platform. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 19 Drilling Holes ● Obtain consent from the customer and contractor before drilling holes. ● Wear protective equipment such as safety goggles and protective gloves when drilling holes. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 20 To avoid short circuits or other risks, do not drill holes into buried pipes or cables. ● When drilling holes, protect the equipment from shavings. After drilling, clean up any shavings. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 21: Overview

    SUN2000-10KTL-M2 ● SUN2000-12KTL-M2 ● SUN2000-15KTL-M2 ● SUN2000-17KTL-M2 ● SUN2000-20KTL-M2 NO TE The SUN2000-8KTL-M2 and SUN2000-10KTL-M2 inverters are applicable only to Australia. Figure 2-1 Model description (SUN2000-20KTL-M2 is used as an example) Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 22 Typically, a grid-tied system consists of the PV string, SUN2000, AC switch, and alternating current distribution unit (ACDU). Figure 2-2 Networking application - Single inverter scenario (optional in dashed boxes) Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 23 (H) 4G Smart Dongle (I) WLAN-FE Smart Dongle (J) Router (K) FusionSolar (L) FusionSolar APP management system (M) Load (N) Ripple Control (O) Rapid shutdown Device switch (P) Smart PV optimizer Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 24 ● In a TT power grid, the N-PE voltage should be lower than 30 V. ● In an IT power grid, you need to set isolation settings to input not grounded, with a transformer. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 25: Appearance

    (15) Screw hole for the DC switch (for Australia only) Table 2-2 LED indicator description Category Status Meaning Running LED1 LED2 indication Steady green Steady green The SUN2000 is operating in grid- tied mode. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 26 1s) the SUN2000. There is no communication. Device LED1 LED2 LED3 replacement Steady red Steady red Steady red The SUN2000 hardware is faulty. indication The SUN2000 needs to be replaced. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 27: Label Description

    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 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 28: Product Nameplate

    SUN2000 Wi-Fi network. 2.3.2 Product Nameplate Figure 2-6 Nameplate (SUN2000-20KTL-M2 as an example) (1) Trademark and product model (2) Important technical specifications (3) Compliance symbols (4) Company name and country of manufacture Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 29: Working Principles

    DC power into three-phase AC power through an inverter circuit. Surge protection is supported on both the DC and AC sides. Figure 2-7 SUN2000 conceptual diagram 2.4.2 Working Modes The SUN2000 can work in Standby, Operating, or Shutdown mode. Issue 11 (2023-02-07) 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 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 31: Storage

    Periodic inspections are required during the storage. Replace the packing materials if necessary. ● If the SUN2000 has been long-term stored, inspections and tests should be conducted by qualified personnel before it is put into use. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 32: Installation

    After unpacking the inverter, check that the contents are intact and complete. If any damage is found or any component is missing, contact your supplier. NO TE For details about the number of contents, see the Packing List in the packing case. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 33: Tools

    Cable cutter Crimping tool Multimeter Vacuum cleaner Model: PV- DC voltage CZM-22100/19100; measurement range ≥ 1100 V DC manufacturer: Staubli Marker Measuring tape Bubble or digital Cord end terminal level crimper Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 34: Determining The Installation Position

    (such as dams and hills). ● The SUN2000 must be installed in a well-ventilated environment to ensure good heat dissipation. ● Recommended: Install the SUN2000 in a sheltered place or a place with an awning. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 35: Space Requirements

    Do not install the SUN2000 at forward tilted, excessive back tilted, side tilted, horizontal, or upside down positions. Figure 4-1 Installation tilts Installation Space Requirements ● Reserve enough space around the SUN2000 to ensure sufficient space for installation and heat dissipation. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 36 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 (recommended) Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 37 SUN2000-(8KTL-20KTL)-M2 User Manual 4 Installation Figure 4-4 Staggered installation (recommended) Figure 4-5 Stacked installation (not recommended) Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 38: Moving An Inverter

    Figure 4-6 Moving an inverter ----End 4.5 Installing the Mounting Bracket Installation Precautions Figure 4-7 shows the dimensions of installation holes on the SUN2000. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 39: Wall-Mounted Installation

    Figure 4-8 Expansion bolt composition (1) Bolt (2) Nut (3) Spring washer (4) Flat washer (5) Expansion tube Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 40 ● For the model used in Australia, perform this step to meet the local standards. Figure 4-10 Installing a locking screw for the DC switch Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 41 ● Prepare an anti-theft lock suitable for the lock hole diameter (Ф8 mm) by yourself. ● An outdoor waterproof lock is recommended. ● Keep the key to the anti-theft lock safe. Figure 4-12 Installing the anti-theft lock ----End Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 42: Support-Mounted Installation

    Figure 4-13 Determining hole positions Step 2 Drill holes using a hammer drill. NO TE You are advised to apply anti-rust paint on the hole positions for protection. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 43 Figure 4-14 Drilling holes Step 3 Secure the mounting bracket. Figure 4-15 Securing the mounting bracket Step 4 Install the SUN2000 onto the mounting bracket. Step 5 Tighten the bolt assembly. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 44 ● Prepare an anti-theft lock suitable for the lock hole diameter (Ф8 mm) by yourself. ● An outdoor waterproof lock is recommended. ● Keep the key to the anti-theft lock safe. Figure 4-17 Installing the anti-theft lock ----End Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 45: Electrical Connections

    ● Wear proper PPE at all time when terminating cables. ● To prevent poor cable connection due to overstress, it is recommended that the cables be bent and reserved, and then connected to the appropriate ports. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 46: Preparing For Installation

    5.2 Preparing for Installation Figure 5-1 SUN2000 cable connections (optional in dashed boxes) NO TICE If the Smart Dongle is configured, you are advised to install the Smart Dongle before connecting the signal cable. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 47 Select the devices that meet the power Provided by local power Ripple Control grid scheduling requirements. grid companies Device Rapid shutdown Select a proper model based on Prepared by the customer switch requirements. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 48 DTSU666-H 100 A and 250 A Smart Power Sensor User Manual YDS60-C24 , and Smart Power Sensor Quick Guide ● Note c: SUN2000-8KTL-M2 and SUN2000-10KTL-M2 inverters are applicable only to Australia. ● Note d: The SUN2000-(600W-P, 450W-P2) cannot be used together with the MERC-(1300W, 1100W)-P. Table 5-2 Cable description...
  • Page 49 ≥ 10 mm ● Note a: The minimum cable diameter depends on the fuse rating on the AC side. ● Note b: The SUN2000-8KTL-M2 and SUN2000-10KTL-M2 inverters are applicable only to Australia. ● Note c: The SUN2000-8KTL-M2 and SUN2000-10KTL-M2 inverters are applicable only to Australia.

  • Page 50: Connecting The Pe Cable

    SUN2000. In this case, use cables that have the same diameter as the AC output cable, and ground the PE terminal on the AC connector and the ground screw on the enclosure respectively. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 51 ● When using the heat gun, protect devices from being scorched. Figure 5-2 Crimping an OT terminal (1) Cable (2) Core wire (3) Heat shrink tubing (4) OT terminal (5) Crimping tool (6) Heat gun Step 2 Connect the PE cable. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 52: Connecting The Ac Output Power Cable

    Otherwise, the switch may trip by mistake. ● If an AC switch is used with specifications beyond local standards, regulations, or Huawei's recommendations, the switch may fail to turn off in a timely manner in case of exceptions, causing serious faults.
  • Page 53 ● Ensure that AC terminations provide firm and solid electrical connections. Failing to do so may cause SUN2000 malfunction and damage to its AC connectors. ● Ensure that the cable is not twisted. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 54 User Manual 5 Electrical Connections Figure 5-6 Three-core cable (L1, L2, and L3) Figure 5-7 Four-core cable (L1, L2, L3, and PE) Figure 5-8 Four-core cable (L1, L2, L3, and N) Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 55 NO TICE Ensure that the AC connector is connected securely. Figure 5-10 Securing the AC connector Step 3 Check the route of the AC output power cable. Figure 5-11 Cable route ----End Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 56: Connecting The Dc Input Power Cable

    Wait until the solar irradiance declines at night and the PV string current reduces to below 0.5 A, and then turn off the DC switch. Remove the positive and negative connectors to correct the polarity. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 57 (4) Terminals of DC input 4 Procedure WARNING Before inserting the positive and negative connectors into the positive and negative DC input terminals of the SUN2000, check that the DC SWITCH is OFF. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 58 SUN2000. Using incompatible positive and negative metal terminals and DC connectors may result in serious consequences. The caused device damage is not covered under any warranty or service agreement. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 59 To remove the positive and negative connectors from the SUN2000, insert an open-end wrench into the notch and press hard to remove the DC connector. Figure 5-14 Removing a DC connector Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 60: Optional) Installing The Smart Dongle

    ● To remove the SIM card, push it inwards. Then the SIM card springs out automatically. ● When reinstalling the WLAN-FE Smart Dongle or 4G Smart Dongle, ensure that the buckle springs back in place. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 61: Optional) Installing The Signal Cable

    . You can also scan the QR code to obtain the document. The quick guide is delivered with the Smart Dongle. 5.7 (Optional) Installing the Signal Cable Communication port signal definitions Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 62 Used to DIN1 Dry contact differential connect to an interface for signal+ RS485 signal grid port on a scheduling 485B2 RS485 DIN2 Smart Power differential Sensor for signal– export limitation DIN3 Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 63 ● The Smart Power Sensor is necessary for export limitation. Select the Smart Power Sensor according to the actual project. ● The Smart Power Sensor and Smart Dongle need to be connected to the same inverter. ● SmartLogger Networking Scenario Figure 5-19 SmartLogger networking Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 64: Connecting The Rs485 Communications Cable (Inverter Cascading)

    5.7.1 Connecting the RS485 Communications Cable (Inverter Cascading) Procedure Step 1 Connect the signal cable to the signal cable connector. Figure 5-20 Installing the cable Step 2 Connect the signal cable connector to the COM port. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 65: Connecting The Rs485 Communications Cable (Smart Power Sensor)

    Figure 5-21 Securing the signal cable connector ----End 5.7.2 Connecting the RS485 Communications Cable (Smart Power Sensor) Cable Connection ● The following figures show the cable connections between the inverter and DTSU666-H and YDS60-C24 meters. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 66 SUN2000-(8KTL-20KTL)-M2 User Manual 5 Electrical Connections Figure 5-22 DTSU666-H three-phase, three-wire cable connection (Smart Dongle networking) Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 67 SUN2000-(8KTL-20KTL)-M2 User Manual 5 Electrical Connections Figure 5-23 YDS60-C24 three-phase, three-wire cable connection (Smart Dongle networking) Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 68 SUN2000-(8KTL-20KTL)-M2 User Manual 5 Electrical Connections Figure 5-24 Three-phase, four-wire connection (Smart Dongle networking) ● The following figure shows the cable connections between the inverter and DTSU666-HW and YDS60-80 power meters. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 69 SUN2000-(8KTL-20KTL)-M2 User Manual 5 Electrical Connections Figure 5-25 Three-phase, three-wire direct connection (Smart Dongle networking) Figure 5-26 Three-phase, four-wire direct connection (Smart Dongle networking) Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 70 SUN2000-(8KTL-20KTL)-M2 User Manual 5 Electrical Connections Figure 5-27 Three-phase, three-wire direct connection (SmartLogger networking) Figure 5-28 Three-phase, four-wire direct connection (SmartLogger networking) Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 71 Table 5-4 Select the cable connection mode Paramet Note Select the cable connection mode: 0: n.34 indicates three-phase four-wire. 1: n.33 indicates three-phase three-wire. Procedure Step 1 Connect the signal cable to the signal cable connector. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 72: Connecting The Rapid Shutdown Signal Cable

    Step 2 Connect the signal cable to the COM port. Figure 5-30 Securing the signal cable connector ----End 5.7.3 Connecting the Rapid shutdown signal cable Procedure Step 1 Connect the signal cable to the signal cable connector. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 73: Connecting The Power Grid Scheduling Signal Cable

    Figure 5-32 Securing the signal cable connector ----End 5.7.4 Connecting the Power Grid Scheduling Signal Cable Cable Connection The following figure shows the cable connections between the inverter and the Ripple Control Device. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 74 Step 1 Connect the signal cable to the signal cable connector. Figure 5-34 Installing the cable Step 2 Connect the signal cable to the COM port. Figure 5-35 Securing the signal cable connector ----End Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 75: Connecting The Ns Protection Signal Cable

    Dry contact function to NS protection. Figure 5-36 Connecting cascaded inverters to the NS protection switch Step 1 Connect the signal cables of the cascaded inverters to the signal cable connectors. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 76 When the NS protection device is disconnected, the AI1 port voltage is 0 V, and the inverter shuts down. When the NS protection device is connected again, the AI1 port voltage is 12 V, and you need to start the inverter manually. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 77 SUN2000-(8KTL-20KTL)-M2 User Manual 5 Electrical Connections Figure 5-39 Connecting the SmartLogger to the NS protection switch Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 78: Commissioning

    The AC output power cable, DC input power cable, and signal cable are connected correctly, securely, and reliably. Unused terminals and ports Unused terminals and ports are locked by watertight caps. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 79: Powering On The System

    Step 3 If there is a DC switch between the PV string and the inverter, turn on the DC switch. Step 4 Set the DC SWITCH at the bottom of the SUN2000 to the ON position. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 80 0.2s and then off for 0.2s) (When a mobile phone is connected to the SUN2000, the indicator first indicates that the phone is connected to the SUN2000): blinks green at long intervals.) Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 81 The parameters for intervals (on for connecting to the 0.2s and then off router are not set. for 0.2s) Steady on Abnormal The Smart Dongle is faulty. Replace the Smart Dongle. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 82 Yellow Steady on Normal The Dongle is secured (blinking and powered on. green and red simultaneousl Green Blinking in a 2- Normal Dialing (duration < 1 second cycle (on min). Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 83 0.2s) contact. Check whether the SIM card has been installed or is in good contact. If not, install the SIM card or remove and insert the SIM card. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 84 – Remove and insert the Dongle. – Check whether inverters match the Dongle. – Connect the Dongle to other inverters. Check whether the Dongle or the USB port of the inverter is faulty. ----End Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 85: Man-Machine Interaction

    Method 1: Access https://solar.huawei.com using the mobile phone browser and download the latest installation package. Figure 7-1 Download Mode ● Method 2: Search for FusionSolar on Huawei AppGallery and download the latest installation package. ● Method 3: Scan the following QR code and download the latest installation package.

  • Page 86: Optional) Registering An Installer Account

    To create multiple installer accounts for a company, log in to the FusionSolar App and tap Add User to create an installer account. Figure 7-4 Creating multiple installer accounts for the same company Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 87: Creating A Pv Plant And A User

    Ensure that each QR code is attached within the frame. FusionSolar App ● For details about the physical layout of smart PV optimizers, see Quick Guide . You can scan the QR code to download the quick guide. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 88 Choose Layout, click Click to Upload, and upload the physical layout template photo. Figure 7-7 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 Home page, click the plant name to go to the plant page.

  • Page 89: Detecting Optimizer Disconnection

    Log in to the FusionSolar app, choose Device Commissioning > Maintenance > Optimizer disconnection detection, tap the detection button to detect the optimizer disconnection, and rectify the fault based on the detection result. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 90: Parameters Settings

    Limits or reduces the output power of the PV power system to ensure that the output power is within the power deviation limit. Procedure Step 1 On the home screen, choose Power adjustment > Grid-tied point control. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 91 If the Smart Dongle does not detect any meter data or the communication between the Smart Dongle and the SUN2000 is disconnected, the Smart Dongle delivers the derating value of the SUN2000 active power by percentage. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 92 If the Smart Dongle does not detect any meter data or the communication between the Smart Dongle and the SUN2000 is disconnected, the Smart Dongle delivers the derating value of the SUN2000 active power by percentage. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 93 Power control Specifies the dead zone for adjusting hysteresis the SUN2000 output power. If the power fluctuation is within the power control hysteresis, the power is not adjusted. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 94 Upper feed-in power threshold for inverter ● The default value is 0. This shutdown (kW) parameter specifies the power threshold of the grid-connection point for triggering inverter shutdown. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 95: Apparent Power Control On The Inverter Output Side

    Note a: This parameter is supported only for the AS4777 grid code. ----End 7.2.1.2 Apparent Power Control on the Inverter Output Side On the home screen, tap Settings > Power adjustment to set inverter parameters. Figure 7-12 Apparent power control Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 96: Afci

    To disable this function, log in to the FusionSolar App, enter the Device Commissioning screen, choose Settings > Feature parameters, and disable AFCI. NO TE The AFCI function works only with Huawei optimizers or ordinary PV modules, but does not support third-party optimizers or intelligent PV modules. Clearing Alarms The AFCI function involves the DC arc fault alarm.

  • Page 97: Ips Check (For Italy Cei0-21 Grid Code Only)

    Step 1 On the home screen, choose Maintenance > IPS test to access the IPS test screen. Step 2 Tap Start to start an IPS test. The SUN2000 detects maximum voltage over 10 min (59.S1), maximum overvoltage (59.S2), minimum undervoltage (27.S1), minimum Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 98 (0.15 Vn), and the default protection time threshold is 0.2s. (27.S2) Maximum The default overfrequency protection threshold is 50.2 Hz, overfrequency and the default protection time threshold is 0.1s. (81.S1) Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 99: Smartlogger Networking Scenario

    Historical report in the upper right corner of the screen to view the IPS check report. ----End 7.3 SmartLogger Networking Scenario PV Plants Connecting to Huawei Hosting Cloud Quick Guide (Inverters See the + SmartLogger3000 + RS485 Networking) . You can scan the QR code to obtain...

  • Page 100: Maintenance

    ● Before maintaining the optimizers and PV strings, power off the system by performing the following steps. Otherwise, the PV strings may be energized, resulting in electric shocks. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 101: Routine Maintenance

    To ensure that the SUN2000 can operate properly for a long term, you are advised to perform routine maintenance on it as described in this chapter. CA UTION Before cleaning the system, connecting cables, and maintaining the grounding reliability, power off the system. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 102: Troubleshooting

    Annual properly sealed. 8.3 Troubleshooting NO TE Contact your dealer or Huawei technical support if the measures listed in the Troubleshooting Suggestion column have been taken but the fault persists. Alarm severities are defined as follows: ● Major: The inverter is faulty. As a result, the output power decreases or the grid-tied power generation is stopped.
  • Page 103 0.5 Cause ID 2 = PV2 A, set DC SWITCH to OFF, and Cause ID 3 = PV3 adjust the PV string polarity. Cause ID 4 = PV4 Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 104 2. Check that the AC power cable outage. is connected and that the AC switch is ON. ● The AC power cable is disconnected or the AC circuit breaker is OFF. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 105 3. Check whether the peak voltage of the power grid is too high. If the fault persists and cannot be rectified for a long time, contact the power grid operator. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 106 If yes, log in to the mobile phone app, SmartLogger, or NMS to modify the grid underfrequency protection threshold with the consent of the local power operator. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 107 PV plant, upper threshold, check whether the output is and inverter short-circuited. If the fault protection is persists, contact your dealer or triggered. Huawei technical support. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 108 3. Check whether the AC output connects to an isolation transformer. If yes, after powering on the inverter, log in to the mobile phone app, SmartLogger, or NMS and disable Grounding inspection. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 109 Huawei technical support. the inverter. Note: If the cause ID is ID 1, perform the preceding operation when the PV string current is less than 1 A. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 110 2. Check that the preset communications parameters for the power meter are the same as the actual configurations. 3. Check that the power meter is powered on and the RS485 communications cable is connected. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 111 3. Check that the peak grid voltage does not exceed the upper threshold. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 112 ● ID9: Calculate the PV string voltage based on the number of PV modules in the PV string and check whether the PV string Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 113 2081 Optimizer Fault Warning Cause ID = 1 Go to the optimizer information page to view the fault information. An optimizer is faulty. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 114: 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 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 115: Technical Data

    Maximum 1080 V input voltage Maximum 22 A/27 A (Subject to the product nameplate) input current (per MPPT) Maximum 30 A/39 A (Subject to the product nameplate) short-circuit current (per MPPT) Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 116 (380 V)/ (380 V)/ (380 V)/ (380 V)/ 11.6 A 14.5 A 17.3 A 21.7 A 24.6 A 28.9 A (400 V) (400 V) (400 V) (400 V) (400 V) (400 V) Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 117 PV II/AC III category Input DC switch Supported Islanding Supported protection Output Supported overcurrent protection Input reverse Supported connection protection PV string fault Supported detection DC surge DC common mode: 20 kA protection Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 118 Communication (Optional) WLAN/GPRS/4G s expansion module remote ripple Supported control NO TE When the DC input voltage of the inverter is less than 160 V, the inverter shuts down without communication. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 119 IP rating IP65 Topology Non-Isolation Environmental RoHS 6 protection requirements WLAN Technical Value Range Specification Frequency 2400 MHz–2483.5 MHz Protocol standard 802.11b/g/n Bandwidth Maximum transmit ≤ 20 dBm EIRP power Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 120: Optimizer Technical Specifications

    Overvoltage level Output Technical SUN2000-450W-P Specifications Rated output power 450 W Output voltage 4–80 V Maximum output 15 A current Output bypass Shutdown output 0 V/1 kΩ (±10%) voltage/impedance Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 121 Technical SUN2000-8 SUN2000-1 SUN2000-1 SUN2000-1 SUN2000-1 SUN2000-2 Specificatio KTL-M2 0KTL-M2 2KTL-M2 5KTL-M2 7KTL-M2 0KTL-M2 Minimum optimizer number per string Maximum optimizer number per string Maximum 10,000 W DC power per string Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 122: A Grid Codes

    Supported Supported Supported Supported Supported Supported 15-712-1 island power grid (230 V 50 Hz) UTE C France Supported Supported Supported Supported Supported Supported 15-712-1 island power grid (230 V 60 Hz) Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 123 Supported Supported Supported Supported Supported defined (50 Hz) User- Reserved Supported Supported Supported Supported Supported Supported defined (60 Hz) CEI0-16 Italy Supported Supported Supported Supported Supported Supported low- voltage power grid Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 124 Supported Supported Supported low- voltage power grid EN50549- Ireland Supported Supported Supported Supported Supported Supported power grid ABNT NBR Brazil Supported Supported Supported Supported Supported Supported 16149 low- voltage power grid Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 125 LV power grid HONGKO Hong Supported Supported Supported Supported Supported Supported Kong LV power grid EN50549- Poland Supported Supported Supported Supported Supported Supported EN50549- Ireland Supported Supported Supported Supported MV400 standard Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 126 Z-LV230 Pakistan Pakistan Supported Supported Supported Supported OMAN Oman Supported Supported Supported Supported Supported Supported low- voltage power grid CZECH- Czech Supported Supported Supported Supported Supported Supported EN50549- power LV230 grid Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 127: B Device Commissioning

    B Device Commissioning Device Commissioning Step 1 Access Device Commissioning screen. Figure B-1 Method 1: before login (not connected to the Internet) Figure B-2 Method 2: after login (connected to the Internet) Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 128 ● 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. ----End Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

  • Page 129: 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 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 130 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 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 131 SUN2000-(8KTL-20KTL)-M2 User Manual C Resetting Password Figure C-4 Resetting the WLAN password ----End Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 132 PV strings may be energized.) ● Method 4: If AFCI is enabled, the inverter automatically detects arc faults, triggering a rapid shutdown. Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 133 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 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 134 Step 2 to check other PV strings. Then go to Step – If the Low Insulation Resistance alarm is still reported one minute after the DC is supplied, go to Step Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 135 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 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.
  • Page 136 Acronyms and Abbreviations ACDU alternating current distribution unit AFCI arc-fault circuit interrupter light emitting diode maximum power point MPPT maximum power point tracking photovoltaic residual current device WEEE waste electrical and electronic equipment Issue 11 (2023-02-07) Copyright © Huawei Technologies Co., Ltd.

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