Huawei SUN2000-45KTL-US-HV-D0 User Manual
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Huawei SUN2000-45KTL-US-HV-D0 User Manual

Huawei SUN2000-45KTL-US-HV-D0 User Manual

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SUN2000-45KTL-US-HV-D0
User Manual
Issue
04
Date
2018-06-01
HUAWEI TECHNOLOGIES CO., LTD.

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Do you have a question about the SUN2000-45KTL-US-HV-D0 and is the answer not in the manual?

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Abedin Ali
February 12, 2025

Does the SUN2000-45KTL-US-HV-D0 comes in 120/240 Volts 60Hz. Single phase?

0
1 comments:
Mr. Anderson
February 13, 2025

No, the Huawei SUN2000-45KTL-US-HV-D0 is a three-phase grid-tied PV string inverter with a rated output line voltage of 600V AC and an output frequency of 60Hz. It does not support 120/240V 60Hz single-phase operation.

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Summary of Contents for Huawei SUN2000-45KTL-US-HV-D0

  • Page 1 SUN2000-45KTL-US-HV-D0 User Manual Issue Date 2018-06-01 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

    About This Document About This Document Purpose This document describes the SUN2000-45KTL-US-HV-D0 (SUN2000 for short) in terms of its installation, electrical connections, commissioning, maintenance, and troubleshooting. Understand the safety information and get familiar with the SUN2000 functions and features before installing and operating the SUN2000.
  • Page 4 Updated 6.3.1 Connecting a Ground Cable to the PE Point (Bonding). Updated 11 Technical Specifications. Issue 01 (2017-03-10) This issue is used for first office application (FOA). Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 5: Table Of Contents

    6.4.2 Connection Through a Waterproof Connector ......................45 6.5 Connecting DC Input Power Cables ........................... 49 6.6 Connecting the Communications Cable ........................56 6.6.1 Communication Mode Description .......................... 56 Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 6 10.2 Packing the SUN2000 ............................. 115 10.3 Disposing of the SUN2000 ............................. 115 11 Technical Specifications ......................116 A Acronyms and Abbreviations ....................119 B Contact Information ......................... 120 Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 7: Safety Precautions

    Before performing operations, read through this manual and follow all the precautions to prevent accidents. The safety precautions provided in this document do not cover all the safety precautions. Huawei shall not be liable for any consequence caused by the violation of the safety operation regulations and design, production, and usage standards.
  • Page 8 Do not touch an energized inverter because the heat sink may be over 60º C (140° F).  Follow local laws and regulations when operating the equipment. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 9 Rectify any faults that may compromise the inverter security performance before powering on the inverter again.  Observe ESD precautions during the maintenance.  For personal safety, wear insulation gloves and protective shoes. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 10: Overview

    The SUN2000 applies to grid-tied PV systems for commercial rooftops and large plants. Typically, a grid-tied PV system consists of PV strings, grid-tied inverters, AC power distribution units, and step-up transformers. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 11: Appearance

    The SUN2000 can be installed in common transformer secondary winding configuration such as neutral grounded Y, neutral ungrounded Y, delta (floating). For any other transformer configuration, please contact Huawei. 2.2 Appearance SUN2000 Dimensions Figure 2-4 shows the SUN2000 dimensions. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 12 Figure 2-5 shows the SUN2000 front view. Figure 2-5 Front view (1) Maintenance compartment door (2) LED indicators (3) Host panel cover Table 2-1 describes the LED indicators. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 13 Blinking green at Local maintenance is in maintenance long intervals (on for progress. status 1s and then off for Blinking green at Local maintenance fails. short intervals (on Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 14 (0.39–0.59 in.) USB port DC switch 1 DC SWITCH 1 DC switch 2 DC SWITCH 2 Waterproof cable Inner diameter: 14–18 COM1, COM2, COM3 connector mm (0.55–0.71 in.) Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 15: Label Description

    Waterproof cable connector is abbreviated as waterproof connector in the following text. 2.3 Label Description Symbols Table 2-2 describes the labels on the SUN2000 chassis and their meanings. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 16 SUN2000 measures the PV array isolation. Do not touch a running Burn warning SUN2000 because it generates high temperatures on the shell. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 17 2. Turn off the downstream AC switch. 3. Turn off the two DC switches at the bottom. SUN2000 serial number Indicates the SUN2000 label serial number. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 18 Figure 2-7 Place for attaching Nameplate The SUN2000 is labeled with a nameplate on the side that contains the model information, technical specifications, and compliance symbols, as shown in Figure 2-8. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 19 CSA certification of The SUN2000 complies America and Canada with CSA certification standards. EFUP label The SUN2000 does not pollute the environment during the specified Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 20: Working Principle

    Figure 2-9 SUN2000 conceptual diagram Working Modes The SUN2000 can work in standby, operating, or shutdown mode. Figure 2-10 shows the relationship between the three working modes. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 21  In shutdown mode, the SUN2000 enters the standby mode after detecting a startup command or that a fault is rectified. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 22: Storage

    Periodic inspections are required during the storage. Replace the packing materials as necessary.  If the SUN2000 has been long-term stored, inspections and tests should be conducted by qualified personnel before put into use. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 23: 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. For details about the number of contents, see the Packing List in the packing case. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 24: Materials

    RJ45 crimping tool Removal wrench Model: H4TC0001 or Model: H4TW0001; H4TC0002; manufacturer: manufacturer: AMPHENOL Amphenol Vacuum cleaner Multimeter Marker DC voltage measurement range ≥ 1500 V DC Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 25: Determining The Installation Position

    Do not install the SUN2000 in areas with flammable or explosive materials. Installation Environment Requirements  The SUN2000 must be installed in a well-ventilated environment to ensure good heat dissipation. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 26 The SUN2000 dimensions (W x H x D) are 930 mm (36.61 in.) x 600 mm (23.62 in.) x 270 mm (10.63 in.). Reserve enough clearance around the SUN2000 to ensure sufficient space for installation and heat dissipation. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 27 SUN2000, and maintaining the SUN2000 in future, it is recommended that the bottom clearance be between 600 mm (23.62 in.) and 730 mm (28.74 in.). If you have any questions about the distance, consult the local technical support engineers. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 28 Stacked installation is not recommended. Figure 4-5 Horizontal installation mode (recommended) Figure 4-6 Triangle installation mode (recommended) Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 29: Installing The Mounting Bracket

    The SUN2000 mounting bracket has four groups of tapped holes, each group containing four tapped holes. Mark any hole in each group based on site requirements and mark four holes in total. Two round holes are preferred. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 30 Figure 4-10 Determining hole positions Step 2 Drill holes using a hammer drill and install expansion bolts. M12x60 expansion bolts are delivered with the SUN2000. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 31 Step 3 Align the mounting plate holes with the drilled holes, insert expansion bolts into the holes through the mounting plate, and then tighten the expansion bolts. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 32 Figure 4-13 Determining hole positions Step 2 Drill holes using a hammer drill. You are advised to apply anti-rust paint on the hole positions for protection. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 33 The SUN2000 is delivered with M12x40 bolt assemblies. If the bolt length does not meet the installation requirements, prepare M12 bolt assemblies by yourself and use them together with the delivered M12 nuts. Figure 4-15 Securing a mounting bracket ----End Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 34: Installing The Sun2000

    Step 3 Ensure that minimum of two people lift one SUN2000 and turn it upright. Move the SUN2000 with handles at the top and bottom. To prevent device damage and personal injury, keep balance when lifting the SUN2000 because it is heavy. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 35 Step 4 Run a lifting sling through the lifting eyes of the SUN2000. When lifting the SUN2000, keep balance to prevent the SUN2000 impacting with a wall or other objects. Figure 4-17 Lifting a SUN2000 Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 36 Figure 4-18 Mounting the SUN2000 onto a mounting bracket Step 6 Tighten the two antitheft screws using a security torx wrench. Figure 4-19 Tightening antitheft screws ----End Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 37: General Operation

     If an aluminum alloy cable is used, use a copper to aluminum adapter terminal or an aluminum wiring terminal with a copper to aluminum adapter washer. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 38 Ensure that the aluminum side of the washer contacts the aluminum wiring terminal, and the copper side contacts the AC terminal block. Figure 5-1 Requirements for the OT terminal Crimping the OT terminal Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 39: Installing The Tube Fittings

    The tube specifications should comply with the waterproof connector specifications. For example, for a 2 in. waterproof connector, prepare a 2 in. tube. Table 5-1 Waterproof connector specifications Silk Screen Specifications AC OUTPUT 2 in. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 40 The tube appearance is for reference only. The actual tube prevails. Installing the Tube Fitting (Using AC OUTPUT as an Example) Step 1 Remove the AC filter. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 41 Step 1 Remove the cable gland and cap from the waterproof connector, and then remove the waterproof connector. Step 2 Secure the tube fitting to the chassis using the nut delivered with the tube. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 42: Routing Cables Through Waterproof Connectors

    Context This section describes how to route an AC power cable through the AC OUTPUT waterproof connector. Procedure Step 1 Route the cable through the waterproof connector. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 43 For ease of connecting the AC output power cable, you are advised to remove the nut assembly from the AC terminal and set it aside, and then route the cable through the waterproof connector. ----End Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 44: Electrical Connections

    The cable colors shown in the electrical connection diagrams provided in this chapter are for reference only. Select cables in accordance with local cable specifications (green-and-yellow cables are only used for grounding). 6.2 Opening the Maintenance Compartment Door Prerequisites Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 45 If the screws on the chassis door are lost, obtain spare screws from the fitting bag bound to the inductor cover at the bottom of the chassis. Step 2 Open the maintenance compartment and use the support bar to stabilize the door. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 46: Connecting The Ground Cable

    OT terminal: M6 and matching the wire gauge of chosen Context  The ground point on the enclosure is preferred to connect to the PE cable for the SUN2000. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 47: Connecting The Ground Cable To The Pv Side Ground Point (Gnd)

    The ground cable and OT terminal are available.  Ground cable: 6 AWG or thicker outdoor rated copper wire  OT terminal: M6 and matching the wire gauge of chosen Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 48: Connecting Ac Output Power Cables

    If an AC switch that can detect residual current is installed outside the SUN2000, the residual current value that will trigger the switch trip should be greater than 500 mA. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 49: Connection Through A Tube

    Step 3 Crimp the OT terminal. Step 4 Land the AC output power cable in the terminal block, and tighten the nuts with a torque wrench that has an extension rod. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 50 PE cable. Figure 6-6 Connecting an AC output power cable (excluding the ground cable) Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 51: Connection Through A Waterproof Connector

    Use cables that can withstand 90° C (194° F) or 105° C (221° F). The cable that can withstand 105° C (221° F) is recommended. To facilitate the installation, use flexible cables. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 52 Ensure that the jacket is in the maintenance compartment. Figure 6-8 Three-core cable (excluding the ground cable) (A) Core wire (B) Insulation layer (C) Jacket Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 53 Step 3 Route the cable through the waterproof connector. Step 4 Land the AC output power cable in the terminal block, and tighten the nuts with a torque wrench that has an extension rod. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 54 PE cable. Figure 6-10 Connecting an AC output power cable (excluding the ground cable) Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 55: Connecting Dc Input Power Cables

    PV string or a PV module in a PV string. Failing to do so may cause electric shocks or arcing (which may further cause fire). Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 56 1 controls the first to fourth sets of DC input terminals, whereas DC SWITCH 2 controls the fifth to eighth sets of DC input terminals. Figure 6-12 DC terminals Table 6-3 DC terminal selection requirements Number of Inputs SUN2000 Connects to set 1. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 57 DC input terminals of the same model. Other models of DC input terminals may be incompatible with the SUN2000, which may cause serious consequences. The caused equipment damage is beyond the warranty scope. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 58 Figure 6-14 Preparing positive and negative connectors (using metal cold forming contacts) (1) Positive metal contact (cold forming) (2) Negative metal contact (cold forming) (3) Positive connector (4) Negative connector Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 59 After the positive and negative metal terminals snap into place, pull the DC input power cables back to ensure that they are connected securely. Step 2 Tighten the locking nuts on the positive and negative connectors. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 60 Step 3 Use a multimeter to measure the DC voltage between the positive and negative of the PV string and confirm the string polarity. The DC voltage measurement range of the multimeter must be at least 1500 V. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 61 5, ensure that the two DC switches are OFF. Step 5 Insert the positive and negative connectors into the corresponding positive and negative DC input terminals of the SUN2000 until they snap into place. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 62: Connecting The Communications Cable

    RS485 Communication The SUN2000 can connect to the SmartLogger over RS485 or to a PC through the SmartLogger to implement communication. You can use the SUN2000 APP, SmartLogger, Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 63 For details about how to install the PLC, see the PLC CCO01A User Manual or SmartLogger2000 User Manual. The built-in PLC module in the SUN2000 does not need to be connected with cables. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 64: Connecting The Rs485 Communications Cable (To A Terminal Block)

    When laying out communications cables, separate them from power cables to avoid strong signal interference sources. Terminal Block Pin Definitions Figure 6-21 shows an RS485 terminal block. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 65: Connection Through A Tube

    Step 2 Route the cable through the tube conduit and then fitting. Step 3 Remove an appropriate length of the jacket and core wire insulation layer from the communications cable using a wire stripper. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 66 Step 5 Install the terminal base on the terminal block, and bond the shield layer to the ground point. When connecting the shielded cable, crimp the OT terminal if required. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 67 SUN2000-45KTL-US-HV-D0 User Manual 6 Electrical Connections Figure 6-24 Connecting communications cables Step 6 Bundle communications cables after connecting them. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 68: Connection Through A Waterproof Connector

    6.6.2.2 Connection Through a Waterproof Connector Procedure Step 1 Remove an appropriate length of the jacket and core wire insulation layer from the communications cable using a wire stripper. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 69 Step 4 Install the terminal base on the terminal block, and bond the shield layer to the ground point. When connecting the shielded cable, crimp the OT terminal if required. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 70 SUN2000-45KTL-US-HV-D0 User Manual 6 Electrical Connections Figure 6-28 Connecting communications cables Step 5 Bundle communications cables after connecting them. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 71: Connecting Rs485 Communications Cables (To An Rj45 Network Port)

    RS485 communications cables can also run through a 3/4 in.tube, which is not provided with SUN2000 shipping package. When laying out communications cables, separate them from power cables to avoid strong signal interference sources. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 72: Connection Through A Tube

    Step 1 Install the tube fitting. For details, see 5.2 Installing the Tube Fittings. Step 2 Route the cable through the tube conduit and then fitting. Step 3 Crimp an RJ45 connector. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 73 (7) White-and-brown (8) Brown Step 4 Route the communications cable through the waterproof connector. Figure 6-32 Connecting communications cables Step 5 Bundle communications cables after connecting them. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 74: Connection Through A Waterproof Connector

    Step 7 Clear debris from the maintenance compartment. Please do not leave any extra material in the maintenance compartment. ----End 6.6.3.2 Connection Through a Waterproof Connector Procedure Step 1 Crimp an RJ45 connector. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 75 Step 2 Route the cable through the waterproof connector. Step 3 Route the communications cable through the waterproof connector. Figure 6-35 Connecting communications cables Step 4 Bundle communications cables after connecting them. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 76: Closing The Maintenance Compartment Door

    Step 5 Tighten the thread-lock sealing nut and seal the waterproof connector. ----End 6.7 Closing the Maintenance Compartment Door Procedure Step 1 Install the AC terminal cover. Figure 6-37 Installing a cover Step 2 Retrieve the support bar. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 77 Figure 6-38 Retrieve the support bar Step 3 Close the maintenance compartment door and tighten the two screws on the door. Figure 6-39 Tightening screws on the maintenance compartment door ----End Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 78: System Commissioning

    7-1. After one PV string correctly connects to the MPPT1 circuit, the SUN2000 can start the DC input detection function. DC input detection can be performed automatically or manually. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 79 PV string voltage equals the lowest operating voltage of the SUN2000.  The DC input detection only functions when the two DC switches on the SUN2000 are OFF. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 80: Powering On The Sun2000

    Before turning the DC switch on the SUN2000 to ON, ensure that the DC input power cable is connected correctly. Procedure Step 1 Turn on the AC switch between the SUN2000 and the power grid. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 81 SUN2000 and the app.  The Android system supports the Bluetooth module USB-Adapter2000-B and BF4030.  The iOS system supports the Bluetooth module USB-Adapter2000-B. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 82 The port type of the USB data cable connected to the SUN2000 is USB 2.0.  If the mobile phone provides a USB Type-C port, prepare a USB Type C to USB 2.0 adapter cable. Figure 7-5 Login screen Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 83 SUN2000-45KTL-US-HV-D0 User Manual 7 System Commissioning Figure 7-6 Selecting a connection mode Figure 7-7 Bluetooth connection Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 84 USB data cable. Step 5 Tap the user name area to switch between Common User, Advanced User, and Special User. Figure 7-9 Switching between users Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 85 SUN2000s on each RS485 route must be within the address range set on the SmartLogger and cannot be duplicate. The baud rates of all the SUN2000s on each RS485 chain must be consistent with the SmartLogger baud rate. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 86: Powering Off The Sun2000

    NetEco 1000S User Manual. Step 2 Turn off the AC switch between the SUN2000 and the power grid. Step 3 Set the two DC switches to OFF. ----End Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 87: Man-Machine Interactions

    (Optional) The boot script file can be opened as a .txt file, as shown in Figure 8-1. Figure 8-1 Boot script file Meaning Remarks User name  Advanced user: engineer Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 88 Step 5 Insert the USB flash drive into a computer and check the exported data. When the configuration export is complete, the boot script file and exported file are in the root directory of the USB flash drive. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 89: Importing Configurations

    An operation with a USB for 0.125s and then off for 0.125s) flash drive has failed. Steady green An operation with a USB flash drive is successful. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 90: Exporting Data

    Step 4 Insert the USB flash drive into a PC and check the exported data. After the data is exported, the boot script file and exported file are in the root directory of the USB flash drive. ----End Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 91: Upgrading

    Step 7 Connect the USB flash drive to the USB port. The system automatically identifies the USB flash drive and executes all commands specified in the boot script file. View the LED indicator to determine the operating status. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 92: Operations With The Sun2000 App

    The SUN2000 can also be upgraded through the Inverter Upgrade in the SUN2000 APP. For details, see the SUN2000 APP User Manual. ----End 8.2 Operations with the SUN2000 App Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 93: Operations Related To The Advanced User

    TF grounding status at the DC side  Input ungrounded, and the connection status to the without TF grid.  Input ungrounded, with TF Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 94: Setting Protection Parameters

    8.2.1.3 Setting Feature Parameters Procedure Step 1 Choose Function Menu > Settings > Feature Parameters to access the settings screen. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 95  Enable SUN2000 to the ground. To ensure device security and personal safety, RCD should comply with the standard. If an AC Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 96 − If PV module parameter does not type is set to need to be set for CPV 1, the crystalline silicon and inverter can filmy PV modules. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 97 (set by Communication interruption duration), the SUN2000 will automatically shut down. Communic Specifies the duration [1, 120] ation for determining Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 98 IV curves should be scanned again. Hibernate The SUN2000  Disable Disable at night monitors PV strings at Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 99 String monitor is SUN2000 detects that set to Enable. a PV string is working with low power. This parameter is mainly Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 100 Enable power SUN2000 shuts down limit after receiving the 0% power limit command. If this parameter is set to Disable, the SUN2000 does not shut down after Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 101 SUN2000 to the total energy yield of the old SUN2000 to ensure continuous statistics of cumulative energy yield. DC input If DC input detection  Enable Disable Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 102: Operations Related To The Special User

    SUN2000. 8.2.2.1 Setting Grid Parameters Procedure Step 1 Choose Function Menu > Settings > Grid Parameters to access the settings screen. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 103 The default value reconnection countries and regions require varies with the voltage upper that the SUN2000 must not grid code. The limit export power to the power displayed value Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 104 Reactive Specifies the voltage [90, 100] power threshold for exiting reactive compensation power compensation based (cosφ-P) exit on the cosφ-P curve. voltage Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 105: Setting Protection Parameters

    Disable protection and regions require that the  Enable SUN2000 needs to be protected when the three-phase angle offset of the power grid exceeds a certain value. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 106 Level-3 OV Specifies the level-3 overvoltage [1 x Vn, 1.36 x Vn] protection protection threshold. Level-3 OV Specifies the level-3 overvoltage [50, 720000] Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 107: Setting Feature Parameters

    8.2.2.3 Setting Feature Parameters Procedure Step 1 Choose Function Menu > Settings > Feature Parameters to access the settings screen. Figure 8-7 Feature Parameters (special user) ----End Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 108 Active Specifies whether to Enable  Disable islanding enable the active  Enable islanding protection function. Voltage The standards of  Disable Disable rise certain countries and Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 109 Soft start Specifies the time for [20, 800] time after the power to gradually grid failure increase when the SUN2000 restarts after the power grid recovers. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 110: Setting Power Adjustment Parameters

    SUN2000 to a SUN2000 delivers derating percentage. power output based on the maximum output power. Power Adjusts the SUN2000 (–1.000, 1.000 –0.800]U[0.800, factor power factor. 1.000] Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 111 55.00–65.00 frequency overfrequency derating derating. Recovery Specifies the power %/min 10 [5, 20] gradient of recovery gradient for over overfrequency frequency derating. derating Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 112: System Maintenance

    Check that the idle COM, USB, and AC OUTPUT ports are locked by waterproof caps. Grounding Check whether the ground terminal and Annual reliability ground cable are securely connected. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 113: Troubleshooting

    PV the inverter alarm disappears. strings 5 and 6, and  Cause ID = 4 therefore the PV string Reduce the number of PV open-circuit voltage Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 114 Turn off the AC output switch and power changes sharply DC input switch. Then turn on the because the PV string is AC output switch and DC input Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 115  Cause ID = 16 The DC current in the power grid exceeds the upper threshold. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 116 1. If the exception is caused by an  Cause ID = 32 external fault, the inverter automatically recovers after the The impedance of the fault is rectified. output phase wire B to the Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 117 Cause ID = 5 1. If the alarm occurs accidentally, the power grid may be abnormal temporarily. The inverter automatically recovers after detecting that the power grid Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 118  The neutral wire or PGND the inverter. cable does not connect to 2. If the PV string is grounded, the inverter. check whether the inverter output Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 119 The PV string does not properly connect to the MPPT2 circuit. Cause ID = 3 The PV string does not properly connect to the MPPT3 circuit. Cause ID = 4 Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 120  The flash memory has bad sectors. Please contact Huawei technical support if all failure analysis procedures listed above completed and issue still exist. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 121: Handling The Inverter

    10.3 Disposing of the SUN2000 If the SUN2000 service life expires, dispose of it according to the local disposal rules for electrical equipment waste. Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 122: Technical Specifications

    600 V/650 V MPPT voltage range 600–1450 V Full power MPPT voltage range 800–1200 V Rated input voltage 1000 V Number of inputs Number of MPP trackers Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 123 Residual current monitoring unit (RCMU) Supported AFCI Supported (UL 1699B, Type I) Display and Communication Item SUN2000-45KTL-US-HV-D0 LED indicator, Bluetooth module+app, USB Display data cable+app RS485 Supported Supported Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 124 Operating temperature Cooling mode Natural convection Humidity 0%–100% RH Input terminal Amphenol Helios H4 Output terminal Waterproof cable connector+OT terminal Ingress Protection Rating Type 4X Topology No transformer Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 125: A Acronyms And Abbreviations

    MPPT maximum power point tracking potential induced degradation power line communication photovoltaic residual current device WEEE waste electrical and electronic equipment Issue 04 (2018-06-01) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 126: B Contact Information

    SUN2000-45KTL-US-HV-D0 User Manual B Contact Information Contact Information If you need to consult any technical problem, dial the Huawei technical assistance center (TAC) hotline. Please provide the following information to receive better service.  Customer Name  Contact Info ...

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