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Huawei SUN2000-30KTL-US User Manual
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Huawei SUN2000-30KTL-US User Manual

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SUN2000-(25KTL, 30KTL)-US
User Manual
Issue
Draft C
Date
2016-01-12
HUAWEI TECHNOLOGIES CO., LTD.

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Summary of Contents for Huawei SUN2000-30KTL-US

  • Page 1 SUN2000-(25KTL, 30KTL)-US User Manual Issue Draft C Date 2016-01-12 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

    The figures provided in this document are for reference only. The actual product appearance prevails. This document is subject to update and revision. You can log in to http://support.huawei.com/carrier, search for SUN2000 or browse SUN2000 documents, and download the latest version. Intended Audience This document is intended for photovoltaic (PV) power station personnel and qualified electrical technicians.
  • Page 4 Issue Draft B(2015-11-10) Updated 4.5.1 Determining the Installation Position. Updated 5.5.1 Communication Mode Description. Issue Draft A (2015-08-28) This issue is used for first office application (FOA). Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 5: Table Of Contents

    5.2 Connecting Ground Cables ............................54 5.3 Connecting AC Output Cables ............................ 57 5.4 Connecting DC Input Power Cables ........................... 59 5.5 Connecting Communications Cables .......................... 66 Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 6 9.2 SUN2000 Packing ..............................92 9.3 SUN2000 Disposal ..............................93 10 Technical Specifications ......................94 A Power Grid Codes ........................99 B Acronyms and Abbreviations ....................100 Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 7: Safety Precautions

    Do not remove the anti-dismantle label on the SUN2000 enclosure. Otherwise, product warranty will be forfeited. Installation Read this document before installation. Huawei shall not be liable for any consequence caused by violation of the regulations specified in this document. ...
  • Page 8 Place temporary warning signs or erect fences to prevent unauthorized access to the maintenance site.  Rectify any faults that may compromise the SUN2000 security performance before restarting the SUN2000. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 9 Maintain the SUN2000 with sufficient knowledge of this document and proper tools and testing equipment.  When maintaining the SUN2000, observe ESD precautions.  For personal safety, wear insulation gloves and protective shoes. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 10: Overview

    SUN2000 and their rated output power. Table 2-1 SUN2000 models and rated output power Model Rated Output Power SUN2000-25KTL-US 25 kW SUN2000-30KTL-US 30 kW Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 11: Appearance

    Figure 2-3. Figure 2-3 Supported Power Grids 2.2 Appearance This section describes the appearance and specifications of the SUN2000. Dimensions Figure 2-4 shows the SUN2000 dimensions. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 12 SUN2000-(25KTL, 30KTL)-US User Manual 2 Overview Figure 2-4 Dimensions SUN2000 front view Figure 2-5 shows the SUN2000 front view. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 13 The SUN2000 is not grid-tied. Communication Blinking green (on for 0.5s and off for The SUN2000 is indicator 0.5s) communicating properly. The SUN2000 has failed to communicate. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 14 After the USB flash drive or a USB cable is removed, the indicator shows the alarm state. Rear View Figure 2-6 shows the SUN2000 rear view. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 15 Figure 2-6 SUN2000 rear view (1) Heat sink (2) Mounting bracket SUN2000 bottom view Figure 2-7 shows the SUN2000 bottom view. Figure 2-7 SUN2000 bottom view Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 16: Label Conventions

    Negative DC input terminal (–) Six routes Vent valve 2 PCS 2.3 Label Conventions Warning Signs Warning signs are available on the SUN2000 side, as described in Table 2-3. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 17 Wait 5 minutes after disconnecting all sources of power to remove cover. Transformerless Transformerless inverter. inverter Symbols Table 2-4 describes the labels on the SUN2000 enclosure and their meanings. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 18 The SUN2000 is labeled with a nameplate that contains the model information, technical specifications, and compliance symbols, as shown in Figure 2-8. (SUN2000-25KTL-US is used as an example.) Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 19 American FCC Part 15 with FCC Part 15 certification certification standards. Compliance with CSA This product complies certification of America with CSA certification and Canada standards. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 20: Working Process

    (L1, L2, L3, N) and three phase three wire (L1, L2, L3) outputs, as shown in Figure 2-9 Figure 2-10. Figure 2-9 Conceptual diagram for 3-phase 4-wire output by the SUN2000 Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 21 SUN2000 to switch between working modes. Figure 2-11 Working mode description Table 2-6 describes the working modes shown in Figure 2-11. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 22 The SUN2000 switches from shutdown mode to standby mode if receiving a startup command or detecting that a fault is rectified. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 23: Sun2000 Storage

     Ensure that qualified personnel inspect and test the SUN2000 before use if it has been stored for a long time. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 24: Installation

    After unpacking the SUN2000, check the product and accessories. If any damage is found or any component is missing, contact the dealer. Figure 4-1 shows the product and accessories included in the delivery. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 25 M12 stainless Used together with a screw assembly to 4 groups nut and flat secure an installation backplane to the washer support. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 26: Tools

    Φ16 mm (Φ0.63 used for drilling holes in in.) supports Drill bit: Φ16 mm (Φ0.63 in.),  used for drilling holes in a wall Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 27  Wrench handle length (horizontal): < 200 mm (7.87 in.)  Torque: 0-8 N· m Diagonal pliers Cuts cable ties. Wire stripper Peels off cable jackets. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 28 Crimps metal terminals during DC input cable preparation. Manufacturer: AMPHENOL RJ45 crimping tool Prepares RJ45 connectors for communications cables. Removal tool H4TW0001 Removes DC connectors from the SUN2000. Manufacturer: AMPHENOL Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 29 Diameter: ≤ 10 mm (0.39 Marker Marks signs. in.) Measuring tape Measures distances. Level Checks the levelness of the rear panel. ESD gloves Protects operators during installation. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 30 (adapted to the height distance between terminals and the cabinet frame)  Wrench handle length (horizontal): < 200 mm (7.87 in.)  Torque: 0-8 N· m Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 31: Wall-Mounting The Sun2000

    Based on the actual installation environment, the customer can determine whether to build an awning. Figure 4-2 describes the requirements for building an awning (if required). Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 32 Installation Mode Requirements  Install the SUN2000 upright or at a maximum back tilt of 15 degrees to facilitate heat dissipation. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 33 It is recommended that the SUN2000 be installed at eye level to facilitate operation and maintenance.  Reserve enough clearance around the SUN2000 to ensure sufficient space for installation and heat dissipation, as shown in Figure 4-5. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 34 4-8) if no sufficient space is available. The installation modes ensure sufficient space for installation and heat dissipation. Figure 4-6 Horizontal installation mode (if the space is sufficient) Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 35 SUN2000-(25KTL, 30KTL)-US User Manual 4 Installation Figure 4-7 Triangle installation mode (if the space is insufficient) Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 36: Moving The Sun2000

    Move the SUN2000 to the installation position horizontally. Procedure Step 1 Arrange two people to hold the handles on both sides of the SUN2000, as shown in Figure 4-9. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 37: Installing A Rear Panel

    When placing the SUN2000 on the floor, put foam or paper under the SUN2000 to protect its enclosure. ----End 4.3.3 Installing a Rear Panel Prerequisites Figure 4-10 shows the dimensions of the rear panel. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 38 Figure 4-11 Determining hole positions Step 2 Drill holes using a hammer drill and install expansion bolts, as shown in Figure 4-13. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 39 45 N· m using a torque wrench with an 18 mm (0.71 in.) open end, as shown in Figure 4-14. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 40: Installing The Sun2000

    Step 3 Mount the M10 screw lifting eyes (provided by the customer) into the lifting holes and tighten the lifting eyes, as shown in Figure 4-15. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 41 Figure 4-16 Lifting the SUN2000 Step 5 Route a rope that is able to bear the SUN2000 through the lifting eyes and hoist the SUN2000, as shown in Figure 4-17. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 42 Figure 4-17 Hoisting the SUN2000 Step 6 Mount the SUN2000 on the rear panel and keep them aligned with each other, as shown in Figure 4-18. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 43 Figure 4-19 Tightening hexagon screws Step 8 (Optional) Install an antitheft lock, as shown in Figure 4-20. The antitheft lock secures the SUN2000 to the rear panel to prevent theft. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 44: Installing A Common Support

    Based on the actual installation environment, the customer can determine whether to build an awning. Figure 4-21 describes the requirements for building an awning (if required). Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 45 Figure 4-22 Correct installation modes  Do not install the SUN2000 at an excessive front or back tilt, at a side tilt, horizontally, or upside down. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 46  Reserve enough clearance around the SUN2000 to ensure sufficient space for installation and heat dissipation, as shown in Figure 4-24. Figure 4-24 Minimum installation clearance Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 47: Moving The Sun2000

    Figure 4-26) using the rear panel available in the packing case, level the hole positions using a level, and mark the hole positions using a marker. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 48 45 N· m using a torque wrench, as shown in Figure 4-28. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 49: Installing The Sun2000

    Based on the actual installation environment, the customer can determine whether to build an awning. Figure 4-29 describes the requirements for building an awning (if required). Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 50 Install the SUN2000 with a backward tilt of no more than 60 degrees. Figure 4-30 Correct installation modes  Do not install the inverter at a front tilt, excessive backward tilt, side tilt, horizontally, or upside down. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 51: Moving The Sun2000

    Figure 4-32. Figure 4-32 Minimum installation clearance 4.5.2 Moving the SUN2000 For details about how to move an inverter, see 4.3.2 Moving the SUN2000. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 52: Installing The Sun2000

    Step 2 Secure the tilted support mounting kit to the inverter using the M6x16 hex socket screws delivered with the product, and tighten the screws to a torque of 4 N· m, as shown in Figure 4-34. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 53 Step 5 Mount the M10 screw lifting eyes (provided by the customer) into the lifting holes and tighten the lifting eyes, as shown in Figure 4-35. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 54 Figure 4-36 Lifting the SUN2000 Step 7 Route a rope that is able to bear the SUN2000 through the lifting eyes and hoist the SUN2000, as shown in Figure 4-37. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 55 Step 8 Align the screw holes on the tilted support mounting kit with the marked holes on the tilted support, and secure the inverter to the tilted support using M8x30 screws to a torque of 8 N· m, as shown in Figure 4-38. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 56 Step 10 (Optional) Install an antitheft lock, as shown in Figure 4-40. The function of an antitheft lock is to secure the SUN2000 to the support and protect it from stealing. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 57 SUN2000-(25KTL, 30KTL)-US User Manual 4 Installation Figure 4-40 Installing an antitheft lock ----End Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 58: Electrical Connections

    The cable colors shown in the electrical connection drawings provided in this chapter are for reference only. Select cables in accordance with local cable specifications (yellow-green wires are only used for grounding). 5.1 Opening the Maintenance Compartment Door Prerequisites Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 59 Step 2 Open the door and adjust a support bar, as shown in Figure 5-2. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 60: Connecting Ground Cables

    To highlight the involved area, the figures do not show the open door. ----End 5.2 Connecting Ground Cables Connect the SUN2000 to a ground bar using ground cables for grounding purposes. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 61 Good grounding for the SUN2000 helps resist the impact of surge voltage and improve the EMI performance. Connect the ground cables before connecting the AC power cables, DC power cables, and communications cables. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 62 Step 5 Remove the plugs from the locking caps and route the ground cables into the locking caps. Step 6 Put the PV side and protection ground cables into the GND and AC OUTPUT connectors at the bottom of the SUN2000, respectively. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 63: Connecting Ac Output Cables

    SUN2000 to ensure that the SUN2000s can be safely disconnected from the power grid. See 10 Technical Specifications to select the circuit breaker of the appropriate specifications. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 64 If heat shrink tubing is used, put it through the power cable and then crimp the OT terminal. Step 4 Remove the AC OUTPUT waterproof cable connector. Step 5 Route the prepared AC output power cable through the cable routing pipe. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 65: Connecting Dc Input Power Cables

    Figure 5-9 Connecting AC output cables Step 8 Secure the cable routing pipe. ----End 5.4 Connecting DC Input Power Cables Connect the SUN2000 to PV strings over DC input power cables. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 66 AC or DC short circuit may occur and damage the SUN2000. The PV strings must meet the following requirements if they need to be grounded: Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 67 Connected to routes 1, 2, 3, 4, and 5 Connected to routes 1, 2, 3, 4, 5, and 6  DC input cable specifications Table 5-3 lists the recommended specifications of DC input cables. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 68 Figure 5-11 Figure 5-12 Figure 5-11 Positive connector composition (1) Insulation housing (2) Locking nut Figure 5-12 Negative connector composition (1) Insulation housing (2) Locking nut Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 69 Figure 5-14 Crimping a metal terminal Step 3 Insert the crimped positive and negative power cables into the corresponding positive and negative connectors until a click sound is heard. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 70 Secure the nuts using a removal wrench, as shown in Figure 5-16. Figure 5-16 Locking a nut Step 5 Pull out the blue dustproof plugs from the ends of the DC input connectors. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 71 To remove the positive and negative connectors from the SUN2000, insert a removal wrench into the bayonet and press the wrench with an appropriate force, as shown in Figure 5-18. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 72: Connecting Communications Cables

    Figure 5-20shows the communication mode for multiple SUN2000s. If multiple SUN2000s are used, connect all the SUN2000s in daisy chain mode over an RS485 communications cable. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 73: Connecting Rs485 Communications Cables

    9 mm (0.35 in.) and internal resistance not greater than 1.5 ohms/10 m (1.5 ohms/393.70 in.). Select either connection mode during installation. Terminal block connection is recommended. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 74 DI– RS 485A IN RS 485A OUT RS 485B IN RS 485B OUT RS485A SVG RS485A SVG RS485B SVG RS485B SVG  RJ45 connector pin definitions Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 75 Remove the insulation layer from the cable using a wire stripper, as shown in Figure 5-23. Figure 5-23 Stripping an RS485 communications cable Remove the COM1 and COM2 waterproof cable connectors. Route the cable into the cable routing pipe. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 76 Figure 5-24 Connecting RS485 Communications Cables Bind the communications cables after connecting them, as shown in Figure 5-25. Figure 5-25 Binding communications cables Secure the cable routing pipe. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 77 Connect the RJ45 connectors to the RS485 IN and RS485 OUT ports in the SUN2000 maintenance area, as shown in Figure 5-27. Figure 5-27 Connecting RS485 communications cables Block the unused COM2 waterproof cable connectors with waterproof plugs. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 78: Installation Verification

    RS485 communications cables are connected correctly and securely, with no open circuit or short-circuit. Idle DC input terminals are sealed. Idle USB and RS485 ports and waterproof connectors are plugged with waterproof plugs. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 79: Closing The Maintenance Compartment Door

    Step 3 Close the maintenance compartment door and tighten the two screws on the maintenance compartment door, as shown in Figure 5-31. The required torque is 4 N· m. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 80 If the two screws on the maintenance compartment door are lost, use the standby M6 hexagon screw assemblies available in the fitting bag that is bound to the chassis base. ----End Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 81: System Operation

    DC terminals and connectors to check that the DC terminals are in good contact. ----End 6.2 Powering Off the SUN2000 Comply with the safety precautions and operation procedure specified in this section when powering off the SUN2000. Context Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 82 If DC SWITCH is switch to OFF on the DC side, it is recommended that you lock the DC switch to avoid switching it on by mistake. Figure 6-1 Padlock ----End Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 83: User Interface

    Step 2 Import the boot script file to a computer. (Optional) The boot script file can be opened as a .txt file, as shown in Figure 7-1. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 84 Verify that the ciphertext in the boot script file matches the login password of the SUN2000 APP. Otherwise, after you insert the USB flash drive for five consecutive times, the user account will be locked for 10 minutes. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 85: Importing Configurations

    Step 3 Replace the exported boot script file in the root directory of the USB flash drive with the imported one. Replace the boot script file and keep the exported files. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 86: Exporting Data

    Step 3 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 Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 87: Upgrading

    USB flash drive. Ensure that the extracted files include:  SUN2000.bin  SUN2000_CPLD.bin  SUN2000_Master_Release.bin  SUN2000_Slave_Release.bin  SUN2000_Flt_Release.bin  sun_lmt_mgr_cmd.emap Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 88 Blinking green fast (on for 0.125s An operation with a USB and off for 0.125s) flash drive has failed. Steady green An operation with a USB flash drive is successful. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 89: Operations With A Smartlogger

    For operations with the NMS, see NetEco 1000S User Manual. 7.4 Operations with the SUN2000 APP For operations with the SUN2000 APP, see SUN2000 APP User Manual. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 90: Maintenance

    Grounding Check that ground cables are securely connected. Half a year after the reliability initial commissioning, and semiannually to annually afterwards. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 91: Troubleshooting

    2. If yes, check whether the PV string is shielded. 3. If the PV string is clean and not shielded, check whether the PV modules are faulty. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 92  Reason ID = 10 The internal control circuit of the SUN2000 has failed to keep pace with changes due to grid phase imbalance. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 93 Reason ID = 17 The grid voltage or frequency is abnormal.  Reason ID = 20 The SUN2000 output short-circuit leads to a sharp increase in output current. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 94 Reason ID = 29 1. Check whether the AC voltage is normal. 2. Check whether the AC line or circuit breaker is disconnected. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 95 If yes, improve ventilation to decrease the  The ambient temperature is temperature. too high.  The internal fan is not working. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 96 SUN2000 to OFF, wait 5 minutes, SUN2000. and flip the DC SWITCH to ON. Check whether the fault is rectified. If the fault persists, contact Huawei technical support. 1. Manually clear the alarm and AFCI Major...
  • Page 97 If a fault cannot be rectified by the measures listed in Table 8-2, contact Huawei technical support. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 98: Sun2000 Handling

    This section describes how to pack the SUN2000.  If the original packing case is available, place the SUN2000 inside the packing case and seal it with adhesive tape. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 99: Sun2000 Disposal

    This section describes how to dispose of the SUN2000. If the SUN2000 service life has expired, dispose of the SUN2000 in accordance with local rules for disposal of electrical equipment waste, or return the SUN2000 to Huawei. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright ©...

  • Page 100: Technical Specifications

    Maximum short-circuit 99 A (33 A per MPPT) current (DC) Maximum input current 45 A (25 A per MPPT) 54 A (25 A per MPPT) (DC) Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 101 Rated output voltage (AC) 480 V Rated output frequency 60 Hz Maximum continuous output current 40 A 33 A (AC) Maximum total harmonic distortion < 3% Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 102 770 mm (30.31 in.) x 550 mm (21.65 in.) x 270 mm (10.63 in.) Weight 55 kg (121.25 lb.) Operating temperature –25° C to +60° C range Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 103 50% V ≤ V < 88% Rated (60 Hz) 0.16–2s 110% V < V < Rated (60 Hz) 0.16–1s 120% V 120% V ≤ V Rated (60 Hz) 0.16s Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 104 19.5 kW SUN2000-3 560 V DC 30 kW 30 kW 28.9 kW 27.8 kW 0KTL-US 850 V DC 30 kW 30 kW 24.8 kW 19.5 kW Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 105: A Power Grid Codes

    Table A-1 Power grid codes Power Grid Code Description IEEE 1547-MV480 US medium-voltage power grid Grid codes are subject to change. The listed codes are for your reference only. Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 106: B Acronyms And Abbreviations

    California Energy Commission Canadian Standards Association direct current digital input EFUP environmentally friendly use period electromagnetic compatibility electromagnetic interference electrostatic discharge equipment serial number European Union Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 107 MPPT maximum power point tracking normally closed network ecosystem NetEco network management system personal computer Power distribution frame protective earthing protection ground PGND photovoltaic polyvinyl chloride Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 108 SUN2000-(25KTL, 30KTL)-US User Manual B Acronyms and Abbreviations Underwriters Laboratory universal serial bus WebUI web user interface Issue Draft C (2016-01-12) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

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