Huawei SUN2000-20KTL-M3 User Manual
  1. Manuals
  2. Brands
  3. Huawei Manuals
  4. Inverter
  5. SUN2000-20KTL-M3
  6. User manual
Huawei SUN2000-20KTL-M3 User Manual

Huawei SUN2000-20KTL-M3 User Manual

Hide thumbs Also See for SUN2000-20KTL-M3:
Table of Contents

Advertisement

Quick Links

Download this manual
SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-
M3
User Manual
Issue
18
Date
2024-03-10
HUAWEI TECHNOLOGIES CO., LTD.

Advertisement

Table of Contents
loading

Related Manuals for Huawei SUN2000-20KTL-M3

Summary of Contents for Huawei SUN2000-20KTL-M3

  • Page 1 SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)- User Manual Issue Date 2024-03-10 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

    User Manual About This Document About This Document Purpose This document describes the SUN2000-20KTL-M3, SUN2000-29.9KTL-M3, SUN2000-30KTL-M3, SUN2000-36KTL-M3, and SUN2000-40KTL-M3 (also referred to as SUN2000) in terms of their installation, electrical connections, commissioning, maintenance, and troubleshooting. Before installing and operating the inverter, ensure that you are familiar with the features, functions, and safety precautions provided in this document.
  • Page 4 5.2 Preparing Cables. Updated 5.4 Connecting an AC Output Power Cable. Updated 5.5.1 Cable Connection Description. Updated 8.3 Alarm Reference. Updated 10 Technical Specifications. Updated A Grid Codes. Updated L Contact Information. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 5 Updated 7 Human-Machine Interaction. Updated 8.3 Alarm Reference. Updated 10 Technical Specifications. Added L Contact Information. Issue 10 (2022-09-26) Updated 5.2 Preparing Cables. Updated 5.4 Connecting an AC Output Power Cable. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 6 Side. Updated 10 Technical Specifications. Updated A Grid Codes. Issue 05 (2021-11-25) Updated 5.4 Connecting an AC Output Power Cable. Issue 04 (2021-07-25) Updated 5.2 Preparing Cables. Updated 10 Technical Specifications. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 7 2.3 Label Description. Updated 4.3 Determining the Installation Position. Updated 5.2 Preparing Cables. Updated 5.7.1 Communication Modes. Updated 10 Technical Specifications. Issue 01 (2020-10-15) This issue is the first official release. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 8: Table Of Contents

    5.3 Connecting the PE Cable..............................41 5.4 Connecting an AC Output Power Cable........................43 5.5 Connecting DC Input Power Cables..........................48 5.5.1 Cable Connection Description............................48 5.5.2 Connecting Cables to Amphenol Helios H4 Terminals..................50 Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 9 9.3 Disposing of the SUN2000..............................83 10 Technical Specifications.....................84 A Grid Codes..........................95 B Device Commissioning....................... 111 C Built-in PID Recovery......................114 D Rapid Shutdown......................... 115 E NS Protection........................116 F Resetting a Password......................117 Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd. viii...
  • Page 10 I PV String Access Detection....................121 J Smart I-V Curve Diagnosis....................124 K Locating Insulation Resistance Faults................125 L Contact Information......................129 M Digital Power Customer Service..................131 N Acronyms and Abbreviations...................132 Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 11: Safety Information

    The equipment is damaged due to force majeure such as earthquakes, floods, volcanic eruptions, debris flows, lightning strikes, fires, wars, armed conflicts, typhoons, hurricanes, tornadoes, and other extreme weather conditions. ● The equipment is operated beyond the conditions specified in this document. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 12: Personal Safety

    D ANGER During operations, use dedicated insulated tools to prevent electric shocks or short circuits. The dielectric withstanding voltage level must comply with local laws, regulations, standards, and specifications. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 13 Professionals: personnel who are familiar with the working principles and structure of the equipment, trained or experienced in equipment operations and are clear of the sources and degree of various potential hazards in equipment installation, operation, maintenance Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 14: Electrical Safety

    WARNING For the equipment that needs to be grounded, install the ground cable first when installing the equipment and remove the ground cable last when removing the equipment. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 15 If the equipment has multiple inputs, disconnect all the inputs before operating the equipment. ● Before maintaining a downstream electrical or power distribution device, turn off the output switch on the power supply equipment. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 16 For example, check that the current-carrying capacity meets requirements. ● When routing cables, reserve at least 30 mm clearance between the cables and heat-generating components or areas. This prevents deterioration or damage to the cable insulation layer. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 17: Environment Requirements

    Keep the installation and operating environments of the equipment within the allowed ranges. Otherwise, its performance and safety will be compromised. ● The operating temperature range provided in the equipment's technical specifications refers to the ambient temperatures in equipment's installation environment. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 18: Mechanical Safety

    Do not use tools that have signs of scratches or fail to pass the inspection or whose inspection validity period has expired. Ensure that the tools are secure and not overloaded. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 19 Move a heavy object stably with balanced force at an even and low speed. Put down the object stably and slowly to prevent any collision or drop from scratching the surface of the equipment or damaging the components and cables. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 20 If a single ladder is used, the recommended angle for the ladder against the floor is 75 degrees, as shown in the following figure. A square can be used to measure the angle. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 21 Do not drag steel ropes and hoisting tools or bump the hoisted objects against hard objects during hoisting. ● Ensure that the angle between two hoisting ropes is no more than 90 degrees, as shown in the following figure. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 22 To avoid short circuits or other risks, do not drill holes into buried pipes or cables. ● When drilling holes, protect the equipment from shavings. After drilling, clean up any shavings. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 23: Overview

    SUN2000-29.9KTL-M3 ● SUN2000-30KTL-M3 ● SUN2000-36KTL-M3 ● SUN2000-40KTL-M3 NO TE The SUN2000-20KTL-M3 supports 220 V (line voltage) power grids. Figure 2-1 Model number (using SUN2000-30KTL-M3 as an example) Table 2-1 Model description Meaning Description Product family SUN2000: grid-tied solar inverter identifier Issue 18 (2024-03-10) Copyright ©...
  • Page 24 Product series M3: product series with an input voltage level identifier of 1100 V DC Note a: The maximum DC input voltage for the SUN2000-20KTL-M3 is 800 V. For details, see 10 Technical Specifications. Networking Application The SUN2000 applies to grid-tied systems for commercial and industrial (C&I) rooftop projects and small-sized utility plants.
  • Page 25 SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)- User Manual 2 Overview Figure 2-3 Earthing systems Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 26: Appearance

    (6) Hole for the DC switch locking screw (7) DC switch (DC SWITCH) (8) Smart Dongle port (4G/WLAN-FE) (9) Ventilation valves (10) DC input terminals (PV1–PV8) (11) AC output ports (12) Ground point Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 27: Label Description

    ● High touch current exists after the inverter is powered on. Before powering on the inverter, ensure that the inverter is properly grounded. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 28 Device weight The inverter is heavy and needs to be carried by three persons. Inverter handle burn Do not touch the warning handle within 10 minutes after the inverter shuts down. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 29: Working Principles

    Each MPPT circuit tracks the maximum power point of two PV strings. The SUN2000 converts DC power into single-phase AC power through an inverter circuit. Surge protection is supported on both the DC and AC sides. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 30: Working Modes

    SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)- User Manual 2 Overview Figure 2-5 Schematic diagram 2.4.2 Working Modes The SUN2000 can work in Standby, Operating, or Shutdown mode. Figure 2-6 Working modes Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 31 ● 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 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 32: Inverter Storage

    Do not store inverters for more than two years. If inverters have been stored for two years or longer, they must be checked and tested by professionals before being put into use. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 33 If an inverter has not been running for six months or longer after being mounted, it may have failed and must be checked and tested by professionals before being put into operation. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 34: 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 Packing List in the packing case. For details about the number of contents, see the Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 35: Tools

    Hammer drill Hammer drill bit Rubber mallet Utility knife Marker Hydraulic pliers Cable cutter Wire stripper Diagonal pliers Crimping tool Open-end wrench Heat shrink tubing H4TC0003 (Amphenol) H4TW0001 (Amphenol) Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 36: Determining The Installation Position

    The inverter is protected to IP66 and can be installed indoors or outdoors. ● Do not install the inverter in a place where personnel are easy to come into contact with its enclosure and heat sink, because these parts are hot during Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 37 The impact of environment changes on the clearance for heat dissipation needs be considered during design. The clearance around the inverter may become insufficient for reasons such as rotation axis change. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 38 Do not install the inverter at forward tilted, excessive backward tilted, side tilted, horizontal, or upside down positions. Figure 4-1 Installation angle Installation Clearances ● Reserve enough clearances around the inverter to ensure sufficient space for installation and heat dissipation. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 39 Stacked installation is not recommended. Figure 4-3 Horizontal installation mode (recommended) Figure 4-4 Two-layer triangle installation mode (recommended) Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 40 SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)- User Manual 4 Installation Figure 4-5 Three-layer triangle installation mode (not recommended) Figure 4-6 Stacked installation mode (not recommended) Figure 4-7 Back-to-back installation mode (not recommended) Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 41: Moving The Inverter

    Figure 4-8 Moving the inverter ----End 4.5 Installing the Mounting Bracket Installation Precautions Before installing the mounting bracket, remove the security Torx wrench and set it aside. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 42: Support Mounting

    (1) Security Torx wrench Figure 4-10 shows the dimensions of the mounting holes for the SUN2000. Figure 4-10 Mounting bracket dimensions 4.5.1 Support Mounting Procedure Step 1 Secure the mounting bracket. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 43: Wall Mounting

    Step 2 Secure the mounting bracket. D ANGER Avoid drilling holes into the water pipes or power cables buried in the wall. Figure 4-12 Expansion bolt structure (1) Bolt (2) Nut (3) Spring washer Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 44: Installing The Inverter

    ● For models used in Australia, install the DC switch locking screw according to local standards. The DC switch locking screw is delivered with the inverter. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 45 Figure 4-14 Installing the DC switch locking screw Step 2 Install the inverter on the mounting bracket. Figure 4-15 Installing the inverter Step 3 Tighten the screws on both sides of the inverter. Figure 4-16 Tightening the screws Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 46 SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)- User Manual 4 Installation NO TICE Secure the screws on the sides before connecting cables. ----End Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 47: Electrical Connections

    ● Cables must be vertically routed into combiner boxes, PV terminals, and other wiring terminals to avoid damage caused by horizontal stress on the terminals, which is not covered under the warranty. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 48: Preparing Cables

    Table 5-1 Component description Componen Description Source PV string ● A PV string consists of PV Prepared by the modules connected in series. customer ● The inverter supports eight PV string inputs. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 49 250 A Smart Power Sensor User Manual. Note [2]: SUN2000MA V100R001C20SPC116 and later versions can connect to DTSU666-HW power meters. Note [3]: For details about optimizer operations, see MERC Smart PV Optimizer User Manual. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 50 50 mm not supported. NO TICE If the inverter is used with an optimizer, route AC and DC power cables separately to prevent AC power cables from interfering with optimizer communication. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 51: Connecting The Pe Cable

    ● Wrap the wire crimping area with heat shrink tubing or insulation tape. The heat shrink tubing is used as an example. ● Use a heat gun carefully to avoid heat damage to the equipment. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 52 (2) Core wire (3) Heat shrink tubing (4) OT terminal (5) Crimping tool (6) Heat gun Step 2 Connect the PE cable. Figure 5-3 Connecting the PE cable (1) Standby PE point ----End Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 53: Connecting An Ac Output Power Cable

    ● If the AC MBUS is used, multi-core cables are recommended, supporting a maximum communication distance of 1000 m. To use other types of AC power cables, contact the Company's technical support. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 54 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 5-4 Requirements for the OT/DT terminal Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 55 ● The cable colors shown in the figures are for reference only. Select an appropriate cable according to the local standards. Figure 5-6 Stripping an AC power cable (using a five-core cable as an example) Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 56 SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)- User Manual 5 Electrical Connections Figure 5-7 Five-core cable (L1, L2, L3, N, and PE) Figure 5-8 Four-core cable (L1, L2, L3, and PE) Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 57 SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)- User Manual 5 Electrical Connections Figure 5-9 Four-core cable (L1, L2, L3, and N) Figure 5-10 Three-core cable (L1, L2, and L3) Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 58: Connecting Dc Input Power Cables

    ● If no PV string connects to a DC input terminal of the inverter, do not remove the watertight cap from the DC input terminals. Otherwise, the IP rating of the inverter will be affected. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 59 ● The DC input voltage of the SUN2000-29.9KTL/30KTL/36KTL/40KTL-M3 shall not exceed 1100 V DC under any conditions. ● The DC input voltage of the SUN2000-20KTL-M3 shall not exceed 800 V DC under any conditions. ● The polarities of electrical connections must be correct on the DC input side.

  • Page 60: Connecting Cables To Amphenol Helios H4 Terminals

    25. ● If PV strings are configured with optimizers, check the cable polarities by Smart PV Optimizer Quick Guide . referring to the Procedure Step 1 Connect DC power cables. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 61: Connecting Cables To Staubli Mc4 Terminals

    Use the Staubli MC4 positive and negative metal terminals and DC connectors delivered with the inverter. Using incompatible positive and negative metal terminals and DC connectors may result in serious consequences. The resulting device damage is not covered by the product warranty. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 62 During DC input power cabling, leave at least 50 mm of slack. The axial tension on PV connectors must not exceed 80 N. Radial stress or torque must not be generated on PV connectors. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 63: Optional) Installing The Smart Dongle

    ● When removing the SIM card, push it inward to eject it. ● When reinstalling the enclosure of the Smart Dongle, ensure that the snap- fits click into place. Figure 5-15 Installing the 4G Smart Dongle (SDongleA-03) Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 64 Figure 5-16 Installing the 4G Smart Dongle (SDongleB-06) ● WLAN-FE Smart Dongle (WLAN communication) Figure 5-17 Installing the WLAN-FE Smart Dongle (WLAN communication) ● WLAN-FE Smart Dongle (FE communication) Figure 5-18 Installing the WLAN-FE Smart Dongle (FE communication) Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 65: Connecting Signal Cables

    5.7 Connecting Signal Cables COM Port Pin Definitions NO TICE When laying out signal cables, separate them from power cables and keep them away from strong interference sources to prevent communication interruption. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 66 Dry contact differential to the RS485 for grid signal + signal port for scheduling controlling the 485B2 RS485 DIN2 power meter at differential the grid signal – connection point. DIN3 DIN4 Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 67 Figure 5-20 Connecting the signal cable connector Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 68: Communication Modes

    Smart Dongle. ● You are advised to connect fewer than 30 devices to each RS485 route. MBUS Communication The MBUS technology transmits communication signals over power cables through a communications board. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 69 ● In utility-scale scenarios, an isolation transformer must be connected between the inverter and loads. ● C&I scenarios are supported only in China. Figure 5-23 MBUS communication (utility-scale scenario) Figure 5-24 MBUS communication (C&I scenario in China) Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 70: Optional) Connecting The Rs485 Communications Cable To The Sun2000

    Step 1 Connect the signal cable to the signal cable connector. Figure 5-25 Connecting the cable Step 2 Connect the signal cable connector to the COM port. Figure 5-26 Securing the signal cable connector ----End Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 71: Optional) Connecting The Rs485 Communications Cable To The Power Meter

    Step 1 Connect the signal cable to the signal cable connector. Figure 5-27 Installing the cable Step 2 Connect the signal cable connector to the COM port. Figure 5-28 Securing the signal cable connector ----End Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 72: Optional) Connecting The Power Grid Scheduling Signal Cable

    Step 1 Connect the signal cable to the signal cable connector. Figure 5-29 Connecting the cable Step 2 Connect the signal cable connector to the COM port. Figure 5-30 Securing the signal cable connector ----End Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 73: Optional) Connecting The Rapid Shutdown Signal Cable

    Step 1 Connect the signal cable to the signal cable connector. Figure 5-31 Installing the cable Step 2 Connect the signal cable connector to the COM port. Figure 5-32 Securing the signal cable connector ----End Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 74: Commissioning

    SUN2000 are OFF. Cable connection The AC output power cable, and DC input power cables are connected correctly and securely. Unused terminals and ports Unused terminals and ports are locked by watertight caps. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 75: System Power-On

    Figure 6-1 Removing the DC SWITCH locking screw Step 3 Turn on the DC SWITCH at the bottom of the inverter. Step 4 Observe the LED indicators to check the operating status of the inverter. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 76 A mobile phone is for 1s) connected to the inverter. There is no communication. Note: If LED1, LED2, and LED3 are steady red, the inverter is faulty and needs to be replaced. ----End Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 77: Human-Machine Interaction

    SUN2000 app can be used for commissioning. ● Access Huawei AppGallery, search for FusionSolar or SUN2000, and download the app installation package. You can also scan a QR code below to download the app. You are advised to use a browser to scan a QR code.

  • Page 78: Scenario In Which Sun2000S Are Connected To The Fusionsolar Smart Pv Management System

    ● The mobile number or email address used for registration is the user name for logging in to the FusionSolar app. Create the first installer account and create a domain named after the company name. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 79 To create multiple installer accounts for a company, log in to the FusionSolar app and tap Add User to create an installer account. Figure 7-2 Creating multiple installer accounts for the same company Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 80: Creating A Pv Plant And A User

    Incorrect parameter settings may result in noncompliance with local grid connection requirements and affect the normal operations of the equipment. FusionSolar App Quick ● For details about how to use the site deployment wizard, see Guide Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 81: Smartlogger Networking

    SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)- User Manual 7 Human-Machine Interaction 7.1.3 SmartLogger Networking For details, see PV Plants Connecting to Huawei Hosting Cloud Quick Guide (Inverters + SmartLogger3000), PV Plants Connecting to SmartPVMS Quick Guide (Inverters + SmartLogger3000 + RS485...
  • Page 82 If the Smart Dongle does not detect any fail-safe power meter data or the communication between the Smart Dongle and the inverter is disconnected, the Smart Dongle delivers the derating value of the inverter active power by percentage. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 83 If the Smart Dongle does not detect any fail-safe power meter data or the communication between the Smart Dongle and the inverter is disconnected, the Smart Dongle delivers the derating value of the inverter active power by percentage. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 84 If the Smart Dongle does not detect any fail-safe power meter data or the communication between the Smart Dongle and the inverter is disconnected, the Smart Dongle delivers the derating value of the inverter active power by percentage. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 85: Setting Feed-In At Limited Current

    This function applies only to the commercial and industrial (C&I) scenarios in the UK where the grid code is G99-TYPEA-LV, G99-TYPEB-LV, G99-TYPEB-HV, G99- TYPEB-HV-MV480, or G99-TYPEA-HV. The SUN2000 app version must be later than 6.24.00.563. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 86: Connecting The App To The Inverter Or Smart Dongle

    Max. grid supply current Value range: [0, 30000 A] If the grid supply current exceeds the specified value by 2%, the inverter will adjust the current to a value within the range limit. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 87: Scenario Where The App Connects To The Smartlogger

    If multiple inverters are cascaded, the SmartLogger must be used. Procedure Step 1 On the home screen, choose Power adjustment > Feed-in at limited current. Figure 7-7 Feed-in at limited current Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 88: Apparent Power Control On The Inverter Output Side

    15s, the inverter will shut down and report a Power Control Abnormal at Grid Connection Point alarm. ----End 7.3.3 Apparent Power Control on the Inverter Output Side On the home screen, tap Settings > Power adjustment and set inverter parameters. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 89 NO TE The lower threshold for the maximum apparent power is the maximum active power. To lower the maximum apparent power, lower the maximum active power first. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 90: Maintenance

    Step 2 Turn off the AC switch between the inverter and the power grid. Step 3 Set the DC SWITCH at the bottom of the inverter to OFF. Step 4 (Optional) Install the DC switch locking screw. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 91: Routine Maintenance

    6 to ● Check whether cables are damaged, 12 months after that especially whether the cable sheath that contacts a metal surface is damaged. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 92: Alarm Reference

    ● Perform inspection and weeding as Based on the local around the required. wilting season inverter ● Clean the site promptly after weeding. 8.3 Alarm Reference For details about alarms, see Inverter Alarm Reference. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 93: 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 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 94: Technical Specifications

    54,000 W 60,000 W d maximum input DC power Maximum 800 V 1100 V input voltage Maximum 27 A input current per MPPT circuit Maximum 40 A short-circuit current per MPPT circuit Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 95 MPPT voltage. Output Item SUN2000-20K SUN2000-29. SUN2000-30K SUN2000-36K SUN2000-40K TL-M3 9KTL-M3 TL-M3 TL-M3 TL-M3 Rated output 20,000 W 29,900 W 30,000 W 36,000 W 40,000 W power Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 96 52.8 A/440 V 58.0 A/440 V AC (Mexico) AC (Mexico) 39.9 A/480 V 48.4 A/480 V 53.2 A/480 V Output 50 Hz/60 Hz voltage frequency Power factor 0.8 leading to 0.8 lagging Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 97 Input DC Supported switch Anti-islanding Supported protection Output Supported overcurrent protection Input reverse Supported connection protection PV string fault Supported detection DC surge Type II protection AC surge Type II protection Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 98 640 mm x 530 mm x 270 mm (W x H x D) Net weight 43 kg Operating –25°C to +60°C (input derated when the temperature is above +45°C) temperature Relative 0%–100% humidity Cooling mode Natural convection Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 99 User Manual 10 Technical Specifications Item SUN2000-20K SUN2000-29. SUN2000-30K SUN2000-36K SUN2000-40K TL-M3 9KTL-M3 TL-M3 TL-M3 TL-M3 Maximum 4000 m operating altitude Storage –40°C to +70°C temperature IP rating IP66 Topology Transformerless Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 100 B7/B20/B28/B38/B40/B41. ● Supports GSM/GPRS/EDGE: 900 MHz/ 1800 MHz. SDongleB-06-AU (WiFi): 2400–2483.5 MHz SDongleB-06-AU (4G): ● LTE-FDD: B1/B2/B3/B4/B5/B7/B8/B28 ● LTE-TDD: B40 ● WCDMA: B1/B2/B5/B8 ● GSM: 850 MHz/900 MHz/1800 MHz/ 1900 MHz Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 101 ● Supports LTE TDD (with receive diversity): B7/B20/B28/B38/B40/B41. ● Supports GSM: 900 MHz/1800 MHz. ● Supports digital audio. SDongleB-06-AU (WiFi): WLAN 802.11b/g/n SDongleB-06-AU (4G): ● Supports LTE FDD (with receive diversity): B1/B2/B3/B4/B5/B7/B8/B28/ B66. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 102 10 Technical Specifications Item Inverter Built-in WLAN-FE Smart 4G Smart Dongle WiFi Dongle ● Supports LTE-TDD (with receive diversity): B40. ● Supports WCDMA: B1/B2/B4/B5/B8. ● Supports GSM: 850/900/1800/1900 MHz. ● Supports digital audio. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 103 ● Supports GMSK and 8-PSK modulation and coding schemes. ● Downlink coding format: MCS 1–9 ● Uplink coding format: MCS 1–9 ● Maximum downlink rate: 236.8 kbit/s; maximum uplink rate: 236.8 kbit/s Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 104 ● Class E2 (26 dBm±3 dB), DCS1800 8- ● Class 3 (24 dBm+1/–3 dB), WCDMA frequency band ● Class 3 (23 dBm±2 dB), LTE FDD frequency band ● Class 3 (23 dBm±2 dB), LTE TDD frequency band Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 105: A Grid Codes

    Supporte Supporte Supporte 15-712-1(C) power grid Bulgaria Supporte Supporte Supporte 0126-1-1-BU power grid Greece Supporte Supporte Supporte 0126-1-1- mainland GR(A) power grid Greece Supporte Supporte Supporte 0126-1-1- island power GR(B) grid Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 106 Supporte Supporte Supporte power grid C10/11 Belgium Supporte Supporte Supporte power grid AS4777 Australia Supporte Supporte Supporte Supporte power grid AS4777- Australia Supporte Supporte Supporte Supporte MV480 medium- voltage power grid Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 107 LV230 AUSTRALIA- Australia Supporte Supporte Supporte AS4777_C- power grid LV230 AUSTRALIA- Australia Supporte Supporte Supporte AS4777_NZ- power grid LV230 IEC61727 IEC 61727 Supporte Supporte Supporte Supporte low-voltage grid- connection (50 Hz) Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 108 Custom Reserved Supporte Supporte Supporte MV480 (50 Custom Reserved Supporte Supporte Supporte MV480 (60 G59-England- UK 480 V Supporte Supporte Supporte MV480 medium- voltage grid connection (I > 16 A) Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 109 C11/C10- Belgium Supporte Supporte Supporte MV480 medium- voltage power grid Philippines Philippines Supporte Supporte Supporte low-voltage power grid Philippines- Philippines Supporte Supporte Supporte MV480 medium- voltage power grid Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 110 ANRE Romania Supporte Supporte Supporte low-voltage power grid (Type A) PO12.3- Spain Supporte Supporte Supporte MV480 medium- voltage power grid EN50438_IE- Ireland Supporte Supporte Supporte MV480 medium- voltage power grid Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 111 EN50549-LV Ireland Supporte Supporte Supporte power grid EN50549- Ireland Supporte Supporte Supporte MV480 medium- voltage power grid Jordan- Jordan low- Supporte Supporte Supporte Transmission voltage power grid Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 112 ZAMBIA- Zambia Supporte Supporte Supporte MV480 medium- voltage power grid Chile Chile low- Supporte Supporte Supporte voltage power grid Chile-MV480 Chile Supporte Supporte Supporte medium- voltage power grid Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 113 DUBAI Dubai low- Supporte Supporte Supporte voltage power grid DUBAI- Dubai Supporte Supporte Supporte MV480 medium- voltage power grid Northern Northern Supporte Supporte Supporte Ireland Ireland low- voltage power grid Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 114 LEBANON- Lebanon Supporte Supporte Supporte MV480 medium- voltage power grid ARGENTINA- Argentina Supporte Supporte Supporte MV500 medium- voltage power grid Jordan- Jordan high- Supporte Supporte Supporte Transmission- voltage power grid Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 115 N4120-HV standard power grid VDE-AR- VDE 4120 Supporte Supporte Supporte N4120-HV480 standard power grid CHINA- China low- Supporte Supporte Supporte LV220/380 voltage power grid Vietnam Vietnam Supporte Supporte Supporte power grid Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 116 BANGLADESH Bangladesh Supporte Supporte Supporte low-voltage power grid BANGLADESH Bangladesh Supporte Supporte Supporte -MV480 medium- voltage power grid Chile- Chile Net Supporte Supporte Supporte Net_Billing Billing power grid Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 117 Pakistan Pakistan Supporte Supporte Supporte power grid Austria Austria Supporte Supporte Supporte power grid Austria- Austria Supporte Supporte Supporte MV480 medium- voltage power grid G99-TYPEA- UK G99- Supporte Supporte Supporte TYPEA-LV Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 118 Supporte medium- voltage power grid India CEA Supporte Supporte Supporte low-voltage power grid CEA-MV480 India CEA Supporte Supporte Supporte medium- voltage power grid SINGAPORE Singapore Supporte Supporte Supporte low-voltage power grid Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 119 Supporte Supporte Supporte D-LV230 power grid ABNT NBR Brazil low- Supporte 16149-LV127 voltage power grid Mexico-LV220 Mexico low- Supporte voltage power grid Philippines- Philippines Supporte LV220-50Hz low-voltage power grid (50 Hz) Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 120 Austria Supporte Supporte Supporte TYPEB-LV400 power grid AUSTRIA- Austria Supporte Supporte Supporte TYPEB-LV480 power grid AUSTRIA- Austria Supporte Supporte Supporte TYPEB-MV400 power grid AUSTRIA- Austria Supporte Supporte Supporte TYPEB-MV480 power grid Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 121: B Device Commissioning

    SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)- 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 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 122 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 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 123 ● 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 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 124: C Built-In Pid Recovery

    ● Set Built-in PID running mode to Repair (Disable by default). ● Set Nighttime off-grid repair to . (This parameter is displayed when Built-in PID running mode is set to Repair.) ----End Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 125: D Rapid Shutdown

    Dry contact function to DI rapid shutdown. ● Method 4: If AFCI is enabled, the inverter automatically performs arc fault detection and triggers a rapid shutdown when AFCI lock protection is implemented. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 126: E Ns Protection

    Settings > Feature parameters > Dry contact function, and set Dry contact function to NS protection. Figure E-1 Connecting cascaded inverters to the NS protection switch Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 127: F Resetting A Password

    Step 6 Set router and management system parameters to implement remote management. ----End NO TICE You are advised to reset the password in the morning or at night when the solar irradiance is low. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 128: G Setting Dry Contact Scheduling Parameters

    Setting Dry Contact Scheduling Parameters Procedure Step 1 On the home screen, choose Settings > Power adjustment and set Dry contact scheduling to Figure G-1 Setting dry contact scheduling parameters ----End Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 129: H 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 130 Switch to the owner account with PV plant management rights. On the home page, click the PV plant name to go to the PV plant page, and click OK as prompted to clear the alarm. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 131: I Pv String Access Detection

    Step 1 Log in to the FusionSolar app and choose Me > Device commissioning. The Device commissioning screen is displayed. Step 2 Choose Maintenance > PV string access detection. The parameter setting screen is displayed. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 132 Startup current for 2- When the current of a PV string reaches Startup in-1 detection current for 2-in-1 detection, the PV string is automatically identified as 2-in-1. The default value is recommended. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 133 The default value is recommended. If the value is incorrectly set, the PV string access type may be incorrectly identified and false alarms may be generated for the PV string access status. ----End Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 134: J Smart I-V Curve Diagnosis

    SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)- User Manual J Smart I-V Curve Diagnosis Smart I-V Curve Diagnosis For details, see iMaster NetEco V600R023C00 Smart I-V Curve Diagnosis User Manual. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 135: K Locating Insulation Resistance Faults

    Low insulation resistance alarm on the FusionSolar app. Log in to the FusionSolar app, choose Alarm > Active alarm, select Low insulation resistance to enter the Alarm details screen. Figure K-1 Alarm details Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 136 Inverter ON/OFF on the home screen, and send a startup command. Step 3 Choose Alarm on the home screen, enter the Active alarm screen, and check whether a Low insulation resistance alarm is reported. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 137 PV modules and optimizers adjacent to the possible fault location. Step 7 Determine the position of the ground insulation fault: ● Disconnect the possible faulty PV module from the optimizer. Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 138 PV strings one by one. Then, go to Step Step 8 Set DC SWITCH to ON. If the inverter status is Shutdown: Command, choose Maintenance > Inverter ON/OFF, and send a startup command. ----End Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 139: L Contact Information

    To ensure faster and better services, we kindly request your assistance in providing the following information: ● Model ● Serial number (SN) ● Software version ● Alarm ID or name ● Brief description of the fault symptom Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.
  • Page 140 SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)- User Manual L Contact Information NO TE EU Representative Information: Huawei Technologies Hungary Kft. Add.: HU-1133 Budapest, Váci út 116-118., 1. Building, 6. floor. Email: hungary.reception@huawei.com Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 141: M Digital Power Customer Service

    SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)- User Manual M Digital Power Customer Service Digital Power Customer Service https://digitalpower.huawei.com/robotchat/ Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

  • Page 142: N Acronyms And Abbreviations

    N Acronyms and Abbreviations Acronyms and Abbreviations AFCI arc-fault circuit interrupter light emitting diode MBUS monitoring bus maximum power point MPPT maximum power point tracking protective earthing potential induced degradation photovoltaic residual current device Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd.

This manual is also suitable for:

Sun2000-29.9ktl-m3Sun2000-30ktl-m3Sun2000-36ktl-m3Sun2000-40ktl-m3

Table of Contents