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Huawei SUN2000-50KTL-JPM0 User Manual
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Huawei SUN2000-50KTL-JPM0 User Manual

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SUN2000-(50KTL-JPM0, 50KTL-JPM1,
63KTL-JPM0)
User Manual
Issue
01
Date
2018-09-30
HUAWEI TECHNOLOGIES CO., LTD.

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Summary of Contents for Huawei SUN2000-50KTL-JPM0

  • Page 1 SUN2000-(50KTL-JPM0, 50KTL-JPM1, 63KTL-JPM0) User Manual Issue Date 2018-09-30 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 SUN2000-50KTL-JPM0, SUN2000-50KTL-JPM1 and SUN2000-63KTL-JPM0 (SUN2000 for short) in terms of its installation, electrical connections, commissioning, maintenance, and troubleshooting. Before installing and operating the SUN2000, ensure that you are familiar with the features, functions, and safety precautions provided in this document.
  • Page 4 Change History Changes between document issues are cumulative. The latest document issue contains all updates made in previous issues. Issue 01 (2018-09-30) This issue is used for first office application (FOA). Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 5: Table Of Contents

    5.4 Installing the AC Output Power Cable ........................35 5.5 Connecting DC Input Power Cables ........................... 41 5.6 Installing the Communications Cable ......................... 46 5.6.1 Communication Mode Description .......................... 46 5.6.2 Installing the RS485 Communications Cable ......................47 Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 6 9.1 Removing the SUN2000 ............................. 74 9.2 Packing the SUN2000 ..............................74 9.3 Disposing of the SUN2000 ............................74 10 Technical Specifications ......................75 11 Grid Codes ..........................80 A Acronyms and Abbreviations ....................81 Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 7: Safety Precautions

    Huawei. 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 Obtain approval from the local electric utility before using the SUN2000 to generate electricity in grid-tied mode.  Ensure that the cables used in a grid-tied PV system are properly connected and insulated and meet all specification requirements. Operation Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 9 Temporary warning labels or fences must be placed to prevent unauthorized people entering the site.  Rectify any faults that may compromise the SUN2000 security performance before powering on the SUN2000 again.  Observe electrostatic discharge (ESD) precautions during maintenance. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 10: Overview

    This document involves the following product models:  SUN2000-50KTL-JPM0  SUN2000-50KTL-JPM1  SUN2000-63KTL-JPM0 The products look alike. The SUN2000-50KTL-JPM0 is used as an example. Figure 2-1 Model number Table 2-1 Model number description Meaning Description Product SUN2000: grid-tied PV inverter Power ...
  • Page 11 Figure 2-2 Network diagram (A) PV string (B) SUN2000 (C) ACDU (D) Step-up transformer (E) Power grid Supported Power Grid The SUN2000 only supports the IT power grid mode. Figure 2-3 Supported power grid Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 12: Appearance

    DC input voltage of each MPPT circuit is less than 200 V. Grid-tied LED Steady green The SUN2000 is exporting power to the power grid. The SUN2000 is not exporting power to the power grid. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 13 If an alarm occurs during local maintenance, the Alarm/Maintenance LED shows the local maintenance status first. After the USB flash drive, Bluetooth module, or USB data cable is removed, the LED shows the alarm status. Bottom View Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 14: Label Description

    There are two M6 tapped holes reserved on both sides of the enclosures, which are used for installing an awning. 2.3 Label Description 2.3.1 Enclosure Labels Label Name Meaning Running warning Potential hazards exist after the SUN2000 is powered on. Take protective measures when operating the SUN2000. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 15 DC input connectors of the SUN2000: 1. Send a shutdown command. 2. Turn off the downstream AC switch. 3. Turn off the two DC switches at the bottom. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 16 PV1+ to PV12+ and PV1- and PV12- ports. SUN2000 serial Indicates the SUN2000 number (SN) label Weight label The SUN2000 needs to be carried by four people or using a pallet truck. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 17: Product Nameplate

    SUN2000-(50KTL-JPM0, 50KTL-JPM1, 63KTL-JPM0) User Manual 2 Overview 2.3.2 Product Nameplate Figure 2-4 Nameplate of the SUN2000-50KTL-JPM0 (1) Trademark, product name, and model (2) Important technical specifications number (3) Compliance symbols (4) Company name and place of production The nameplate figure is for reference only.

  • Page 18: Working Principles

    AC power through an inverter circuit. Surge protection is supported on both the DC and AC sides. Figure 2-5 SUN2000 conceptual diagram 2.4.2 Working Modes The SUN2000 can work in Standby, Operating, or Shutdown mode. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 19 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 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 20: Storage

    Regular inspection is required during the storage. Replace the packing materials when necessary.  After long-term storage, an inspection and test conducted by qualified persons are necessary before the SUN2000 is put into use. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 21: 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 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 22: Tools

    Amphenol Removal wrench Vacuum cleaner Multimeter Marker Model: H4TW0001; DC voltage measurement range ≥ manufacturer: Amphenol 1100 V DC Measuring tape Digital or bubble level Hydraulic pliers Heat shrink tubing Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 23: Determining The Installation Position

     Recommended: Install the SUN2000 in a sheltered place or a place with an awning. Mounting Structure Requirements  The mounting structure where the SUN2000 is installed must be fireproof. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 24: Space Requirements

    SUN2000, and maintaining the SUN2000 in future, it is recommended that the bottom clearance be in the range of 300 mm to 730 mm. If you have any questions about the clearances, consult the local technical support engineers. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 25 When installing multiple SUN2000s, install them in horizontal mode if sufficient space is available and install them in triangle mode if no sufficient space is available. Stacked installation is not recommended. Figure 4-4 Horizontal installation mode (recommended) Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 26 SUN2000-(50KTL-JPM0, 50KTL-JPM1, 63KTL-JPM0) User Manual 4 Installation Figure 4-5 Triangle installation mode (recommended) Figure 4-6 Stacked installation mode (not recommended) Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 27: Installing The Mounting Bracket

    Step 1 Determine the positions for drilling holes using the mounting bracket. Level the positions of mounting holes using a bubble or digital level, and mark the positions with a marker. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 28 SUN2000-(50KTL-JPM0, 50KTL-JPM1, 63KTL-JPM0) User Manual 4 Installation Figure 4-9 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 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 29 M12x40 bolt assemblies are provided with the SUN2000. If the bolt length does not meet the installation requirements, prepare M12 bolt assemblies by yourself and use them together with the provided M12 nuts. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 30: Wall-Mounted Installation

    Step 1 Determine the positions for drilling holes using the mounting bracket. Level the positions of mounting holes using a bubble or digital level, and mark the positions with a marker. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 31 You need to prepare expansion bolts. M12x60 stainless steel expansion bolts are recommended. Figure 4-13 Drilling a hole and installing an expansion bolt Avoid drilling holes in the utility pipes and/or cables attached to back of the wall. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 32: Installing The Sun2000

    Figure 4-14 Securing a mounting bracket ----End 4.5 Installing the SUN2000 Installation Precautions Before installing the SUN2000, take it out from the packing case and move it to the installation position. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 33 Step 3 Lift the SUN2000 and turn it upright. To prevent device damage and personal injury, keep balance when raising the SUN2000 because it is heavy. Step 4 Run a lifting sling through the lifting eyes of the SUN2000. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 34 When lifting the SUN2000, keep balance to prevent the SUN2000 impacting with a wall or other objects. Figure 4-16 Lifting a SUN2000 The figure is for reference only. Step 5 Install the SUN2000 on the mounting bracket. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 35 SUN2000-(50KTL-JPM0, 50KTL-JPM1, 63KTL-JPM0) User Manual 4 Installation Figure 4-17 Mounting the SUN2000 onto a mounting bracket Step 6 Tighten the two antitheft screws using a security torx wrench. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 36 SUN2000-(50KTL-JPM0, 50KTL-JPM1, 63KTL-JPM0) User Manual 4 Installation Figure 4-18 Tightening antitheft screws ----End Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 37: Electrical Connections

    If a copper-clad aluminum cable is used, use a copper wiring terminal.  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 01 (2018-09-30) 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 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 39: Opening The Maintenance Compartment Door

    Figure 5-2 Crimping the OT Terminal (1) Cable (2) Core wire (3) Heat shrink tubing (4) OT terminal (5) Hydraulic pliers (6) Heat gun 5.3 Opening the Maintenance Compartment Door Precautions Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 40 If the screws on the enclosure door are lost, obtain spare screws from the fitting bag bound to the inductor cover at the bottom of the enclosure. Figure 5-4 Position for spare screws (1) Position for spare screws Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 41: Installing The Ac Output Power Cable

    SUN2000 can safely disconnect from the power grid under abnormal conditions, select an appropriate overcurrent protection device according to local power distribution regulations. Model Recommended Overcurrent Protection Device Specifications SUN2000-50KTL-JPM0 100 A SUN2000-50KTL-JPM1 100 A Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 42 SUN2000 immediately disconnects from the power grid.  If an AC switch that can detect residual current is installed outside the SUN2000-50KTL-JPM0, the residual current value to trigger the switch should be greater than 555 mA.
  • Page 43 Installing the PE Cable Step 1 Crimp an OT terminal. Step 2 Secure the PE cable using the ground screw. Figure 5-7 Connecting a PE cable Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 44 Step 3 Remove an appropriate length of the jacket and insulation layer from the AC output power cable using a wire stripper. Ensure that the jacket is in the maintenance compartment. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 45 Step 4 Crimp an OT terminal. Step 5 Land the AC output power cable in the terminal block, and tighten the nuts with a torque wrench that has an extension rod. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 46 PE cable. Figure 5-11 Connecting an AC output power cable (three core wires) Figure 5-12 Connecting an AC output power cable (four core wires) Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 47: Connecting Dc Input Power Cables

    The open-circuit voltage of each PV string is always lower than or equal to 1100 V DC.  The positive and negative terminals of a PV string are connected to corresponding positive and negative DC input terminals of the SUN2000. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 48 PV cable that meets the 1100 V 4.0–6.0 (12–10 AWG) 4.5–7.8 standard Cables with high rigidity, such as armored cables, are not recommended, because poor contact may be caused by the bending of the cables. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 49 Crimp the metal contacts supplied with DC connectors using crimping tool H4TC0002 (Amphenol, recommended), PV-CZM-22100 (Staubli), or PV-CZM-19100 (Staubli). When choosing PV-CZM-22100 or PV-CZM-19100, do not use the locator. Otherwise metal contacts would be damaged. Figure 5-14 Crimping tool (H4TC0002) (1) Locator Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 50 Step 2 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 1100 V. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 51 Step 4 Insert the positive and negative connectors into the corresponding positive and negative DC input terminals of the SUN2000 until they snap into place. After the positive and negative connectors snap into place, pull test to the DC input power cable is recommended. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 52: Installing The Communications Cable

    WebUI, or the network management software (such as the NetEco) on the PC to query information about the SUN2000, such as energy yield, alarms, and running status.  Figure 5-18 shows the communication mode for a single SUN2000. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 53: Installing The Rs485 Communications Cable

    An RS485 communications cable can be connected in two ways:  Terminal block connection Recommended: Communications cable with a conductor cross-sectional area of 1 mm and a cable outer diameter of 14–18 mm.  RJ45 network port connection Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 54: Terminal Block Connection

    Table 5-3 Port definitions of the RS485 terminal block Port Definition Description RS485A IN RS485A, differential signal+ RS485A OUT RS485A, differential signal+ RS485B IN RS485B, differential signal– RS485B OUT RS485B, differential signal– Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 55 Step 2 Route the communications cable through the cable gland. Figure 5-22 Routing a cable Step 3 Remove the cable terminal base from the terminal block, and connect the communications cable to the terminal base. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 56 When connecting the shielded cable, crimp the OT terminal if required. Figure 5-24 Connecting communications cables Step 5 Bundle communications cables after connecting them. Tie the communication cables with the cables on internal side of the maintenance compartment. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 57: Connecting Cables To The Rj45 Network Port

    RJ45 connector. Figure 5-26 RJ45 connector Table 5-4 lists the RJ45 connector pin definitions. Table 5-4 RJ45 connector pin definitions Color Function White-and-orange RS485A, differential signal+ Orange RS485B, differential signal– Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 58 Figure 5-27 Preparing an RJ45 connector (1) White-and-orange (2) Orange (3) White-and-green (4) Blue (5) White-and-blue (6) Green (7) White-and-brown (8) Brown Step 2 Route the communications cable through the cable gland. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 59 Step 3 Insert the RJ45 connector into the RJ45 network port in the SUN2000 maintenance compartment. Figure 5-29 Connecting communications cables Step 4 Bundle communications cables after connecting them. Tie the communication cables with the cables on internal side of the maintenance compartment. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 60: Closing The Maintenance Compartment Door

    Step 5 Tighten the thread-lock sealing nut and seal the cable gland. ----End 5.7 Closing the Maintenance Compartment Door Procedure Step 1 Install the AC terminal cover. Figure 5-31 Installing a cover Step 2 Retrieve the support bar. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 61 User Manual 5 Electrical Connections Figure 5-32 Retrieving a support bar Step 3 Close the maintenance compartment door and tighten the two screws on the door. Figure 5-33 Tightening screws ----End Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 62: Commissioning

    6.2 Powering On the SUN2000 Precautions Before turning on the AC switch between the SUN2000 and the power grid, use a multimeter to check that the AC voltage is within the specified range. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 63 Purchase the Bluetooth module bundled with the SUN2000. A Bluetooth module purchased from any other source may not support communication between the SUN2000 and the app. Figure 6-2 Data cable connection (A) SUN2000 (B) USB data cable (C) Mobile phone Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 64 The port type of the USB data cable connecting to the SUN2000 is USB 2.0. Use the USB data cable delivered with the mobile phone. Figure 6-3 Login screen Figure 6-4 Selecting a connection mode Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 65 SUN2000 app is allowed to access the USB will not appear if you reconnect the app without disconnecting the USB data cable. Step 4 Tap the user name area on the SUN2000 app to switch between Common User, Advanced User, and Special User. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 66 You are advised to log in to the Quick Settings screen as Advanced User for parameter settings.  Set the correct grid code based on the application region and scenario of the SUN2000. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 67 SUN2000s on each RS485 route must be within the address range set on the SmartLogger and cannot be duplicate. Otherwise, the communication will fail. In addition, the baud rates of all the SUN2000s on each RS485 route must be consistent with the SmartLogger baud rate. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 68: Powering Off The System

    SmartLogger2000 User Manual, or iManager NetEco 1000S User Manual. Step 2 Turn off the AC switch between the SUN2000 and the power grid. Step 3 Turn off both DC switches. ----End Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 69: Man-Machine Interactions

    Step 2 Import the boot script file to a PC. (Optional) The boot script file can be opened as a .txt file, as shown in Figure 7-1. Figure 7-1 Boot script file Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 70 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 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 71: Importing Configuration

    Blinking green at short intervals (on An operation with a USB for 0.125s and then off for 0.125s) flash drive has failed. An operation with a USB Steady green flash drive is successful. ----End Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 72: Exporting Data

    After the data is exported, the boot script file and exported data file are saved in the root directory of the USB flash drive. ----End 7.1.4 Upgrading Procedure Step 1 Obtain the software upgrade package from the technical support website. Step 2 Decompress the upgrade package. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 73 (on for 1s and then off for 1s) for 1 minute until becoming steady on, which indicates that the upgrade is successful. The SUN2000 can also be locally upgraded through the Inverter Upgrade on the SUN2000 app. For details, see the SUN2000 APP User Manual. ----End Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 74: Operations With The Sun2000 App

    DC SWITCH on the SUN2000 are not in the ON position. Switch both of DC SWITCH to the ON position and then reset relevant parameters again.  The app screenshots in this chapter are for the SUN2000-50KTL-JPM0. The app version is 2.2.00.031. ...

  • Page 75: Setting Protect Parameters

    SUN2000 does not export power to the power grid. 7.2.1.3 Setting Feature Parameters Procedure Step 1 Choose Function Menu > Settings > Feature Parameters to access the settings screen. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 76 MPPT Specifies the MPPT [5, 30] This parameter is multi-peak multi-peak scanning displayed only when scanning interval. MPPT multi-peak interval scanning is set to Enable. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 77 Input SUN2000 can ungrounded, with a perform reactive transformer. power compensation at night to ensure that the power factor of the local power grid meets requirements. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 78  Power If Power quality Enable Disable quality optimization mode is  Enable optimizatio set to Enable, the n mode inverter output current harmonics will be optimized. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 79 − If PV module type is set to CPV 2, the inverter can quickly restart in 10 minutes when the input power of PV modules drops drastically due to shading. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 80 Specifies whether to  This parameter is Disable Disable daytime enable the PID displayed only if  Enable off-grid daytime off-grid Built-in PID repair repair. running mode is set to Repair. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 81 SUN2000 shut down after the communication has communication is been interrupted for interrupted for a a specified time (set certain time. by Communication interruption duration), the SUN2000 will automatically shut down. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 82 Disable at night monitors PV strings at  Enable night. If Hibernate at night is set to Enable, the monitoring function of the SUN2000 will hibernate at night, reducing power consumption. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 83 PV string This parameter is asymmetric exception. The false displayed when coefficient alarms caused by String monitor is fixed shadow shading set to Enable. can be controlled by changing this parameter. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 84: Operations Related To The Special User

    SUN2000. 7.2.2.1 Setting Grid Parameters Procedure Step 1 Choose Function Menu > Settings > Grid Parameters to access the settings screen. Figure 7-5 Grid parameters (special user) ----End Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 85 Grid reconnection frequency lower limit after the SUN2000 shuts down due to a fault. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 86: Setting Protection Parameters

    Figure 7-6 Protection parameters (special user) ----End Parameter List Parameter Description Unit Value Range Remarks Unbalance voltage Specifies the SUN2000 [0.0, 50.0] protection protection threshold in the case of unbalanced power grid voltage. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 87 [50, 7200000] time overfrequency protection duration. Level-1 UF protection Specifies the level-1 [0.85 x Fn, 1 x underfrequency protection threshold. Level-1 UF protection Specifies the level-1 [50, 7200000] time underfrequency protection duration. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 88: Setting Feature Parameters

    This is called LVRT. LVRT Specifies the threshold for [0.5 x Vn, 0.92 x Vn represents the rated threshold triggering LVRT. voltage. The threshold settings should meet the local grid standard. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 89 Active Specifies whether to enable  Disable islanding the active islanding  Enable protection function.  Passive Specifies whether to enable Disable islanding the passive islanding  Enable protection function. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 90: Setting Power Adjustment Parameters

    SUN2000 restarts after the power grid recovers. 7.2.2.4 Setting Power Adjustment Parameters Procedure Step 1 Choose Function Menu > Settings > Power Adjustment to access the settings screen. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 91 Schedule Specifies the duration [0, 86400] If the value is less instruction within which the than 60 seconds, the valid duration scheduling instruction is scheduling valid. instruction is valid permanently. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 92 SUN2000 can perform when Isolation is set reactive power to Input compensation at night to ungrounded, with a ensure that the power transformer. factor of the local power grid meets requirements. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 93 SUN2000 be derated 45.00–55.00 Hz. when the grid frequency  When the output exceeds a certain value. frequency is 60 Hz, the value range is 55.00–65.00 Hz. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 94 Specifies the power [5, 20] threshold for cutting off overfrequenc overfrequency derating. y derating Recovery Specifies the power %/min [5, 20] gradient of recovery gradient for over overfrequency derating. frequency derating Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 95: Maintenance

    Once every six months status damaged or deformed.  Check that the running sound of the SUN2000 is normal.  When the SUN2000 is running, check that all SUN2000 parameters are correctly set. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 96: Checking Spot-Check Terminal Signals

    The spot-check terminal signal measures the protection time of the AC relay, resistance of PV string input to ground, and the resistance of the SUN2000 DC side input to ground. Figure 8-1 Spot-check terminal Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 97 Spot-check port for PV input string 11- and 12- (MPPT 6) PCS+ SUN2000 DC+ Measure the impedance spot-check port between the SUN2000 DC input and the PCS- SUN2000 DC- ground. spot-check port Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 98: Troubleshooting

    PV strings 1 to 12. solar irradiance declines at night and the PV string current reduces to below 0.5 A. Then, turn off the two DC switches and correct the PV string connection. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 99 Loss grid recovers. 2. The AC circuit is disconnected or AC switch is off. 2. Check that the AC power cable is connected and that the AC switch is ON. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 100 2. Check the connection of the AC output power cable. If the cable connection is proper but the alarm occurs frequently and affects the power production of the PV plant, contact the local power operator. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 101 2. If the alarm occurs frequently, check whether the grid frequency is within the acceptable range. If no, contact the local power operator. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 102 2. If the PV string output is when the PV string output is grounded, check that the grounded. SUN2000 output side connects to an isolation transformer. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 103 2. The flash memory has bad sectors. DC input switch, and then turn ing Unit them on after 15 minutes. If the fault persists, replace the monitoring board or contact Huawei technical support. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 104 2. If the fault persists, contact your supplier/Huawei technical support. Contact Huawei technical support if all failure analysis procedures listed above are completed and the fault still exists. Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 105: Handling The Inverter

    If the original packing materials are not available, put the SUN2000 inside a suitable cardboard box and seal it properly. 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 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 106: Technical Specifications

    1100 V input voltage Maximum 22 A input current (per MPPT) Maximum 30 A short-circuit current (per MPPT) Maximum SUN2000 backfeed current to the PV array Minimum 200 V startup voltage Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 107 72.9 A (@440 V), 91.9 A (@440 V), output current 72.9 A (@440 V), 66.8 A (@480 V) 84.2 A (@480 V) 66.8 A (@480 V) Power factor 0.8 leading... 0.8 lagging Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 108 DC surge Type II protection AC surge Type II protection Insulation Supported resistance detection Residual Supported current monitoring unit (RCMU) Overvoltage PV II/AC III category Built-in PID Optional Not supported Optional repair Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 109 About 71 kg Operating -25° C to +60° C temperature Cooling mode Natural convection Highest 4000 m operating altitude Humidity 0%–100% RH Input terminal Amphenol Helios H4 Output Cable gland+OT terminal terminal Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 110 SUN2000-(50KTL-JPM0, 50KTL-JPM1, 63KTL-JPM0) User Manual 10 Technical Specifications Item SUN2000-50KTL-JP SUN2000-50KTL-JP SUN2000-63KTL-JP Ingress IP65 Protection Rating Topology Transformerless Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 111: Grid Codes

    (MV420-50 Japan standard Japan Supported (MV420-60Hz) power grid (MV420-60 Japan standard Japan Supported Supported Supported (MV440-50Hz) power grid (MV440-50 Japan standard Japan Supported Supported Supported (MV440-60Hz) power grid (MV440-60 Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 112: A Acronyms And Abbreviations

    HVRT high voltage ride-through light emitting diode LVRT low voltage ride-through maximum power point maximum power point MPPT tracking potential induced degradation power line communication photovoltaic residual current device Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 113 SUN2000-(50KTL-JPM0, 50KTL-JPM1, 63KTL-JPM0) User Manual A Acronyms and Abbreviations waste electrical and WEEE electronic equipment Issue 01 (2018-09-30) Copyright © Huawei Technologies Co., Ltd.

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